jQuery.url = function(){var segments = {};var parsed = {};  var options = {url : window.location, strictMode: false, key: ["source","protocol","authority","userInfo","user","password","host","port","relative","path","directory","file","query","anchor"], q: {name: "queryKey",parser: /(?:^|&)([^&=]*)=?([^&]*)/g},parser: {strict: /^(?:([^:\/?#]+):)?(?:\/\/((?:(([^:@]*):?([^:@]*))?@)?([^:\/?#]*)(?::(\d*))?))?((((?:[^?#\/]*\/)*)([^?#]*))(?:\?([^#]*))?(?:#(.*))?)/,loose:  /^(?:(?![^:@]+:[^:@\/]*@)([^:\/?#.]+):)?(?:\/\/)?((?:(([^:@]*):?([^:@]*))?@)?([^:\/?#]*)(?::(\d*))?)(((\/(?:[^?#](?![^?#\/]*\.[^?#\/.]+(?:[?#]|$)))*\/?)?([^?#\/]*))(?:\?([^#]*))?(?:#(.*))?)/ }};var parseUri = function(){str = decodeURI( options.url );var m = options.parser[ options.strictMode ? "strict" : "loose" ].exec( str );var uri = {};var i = 14;while ( i-- ) {uri[ options.key[i] ] = m[i] || "";}uri[ options.q.name ] = {};uri[ options.key[12] ].replace( options.q.parser, function ( $0, $1, $2 ) {if ($1) {uri[options.q.name][$1] = $2;}});return uri;};var key = function( key ){if ( ! parsed.length ){setUp(); } if ( key == "base" ){if ( parsed.port !== null && parsed.port !== "" ){return parsed.protocol+"://"+parsed.host+":"+parsed.port+"/";}else{return parsed.protocol+"://"+parsed.host+"/";}}return ( parsed[key] === "" ) ? null : parsed[key];};var param = function( item ){if ( ! parsed.length ){setUp(); }return ( parsed.queryKey[item] === null ) ? null : parsed.queryKey[item];};var setUp = function(){parsed = parseUri();getSegments();};var getSegments = function(){var p = parsed.path;segments = []; segments = parsed.path.length == 1 ? {} : ( p.charAt( p.length - 1 ) == "/" ? p.substring( 1, p.length - 1 ) : path = p.substring( 1 ) ).split("/");};return {setMode : function( mode ){strictMode = mode == "strict" ? true : false;return this;},setUrl : function( newUri ){options.url = newUri === undefined ? window.location : newUri;setUp();return this;},segment : function( pos ){if ( ! parsed.length ){setUp();} if ( pos === undefined ){return segments.length;}return ( segments[pos] === "" || segments[pos] === undefined ) ? null : segments[pos];},attr : key, param : param };}();