js: Parse Query String

parseQueryString.js

/**
 * Parse Query String
 * @param  {string} name of value
 * @return {string} 
 * @uses : var year = parseQueryString("year"); // returns "2013"
 */
function parseQueryString ( name ) {
    name = name.replace(/[\[]/,"\\\[").replace(/[\]]/,"\\\]");
    var regexS = "[\\?&]"+name+"=([^&#]*)";
    var regex = new RegExp( regexS );
    var results = regex.exec( window.location.href );
    if( results == null )
        return "";
    else
        return results[1];
}