queryGetVariable.js

/**
 * Two snippets to query the GET variable from the URL
 *
 * @param variable
 * @returns {*} value of the GET variable or false when it's missing
 */

function queryGetVariable(variable)
{
       var query = window.location.search.substring(1);
       var vars = query.split("&");
       for (var i=0;i<vars.length;i++) {
               var pair = vars[i].split("=");
               if(pair[0] == variable){return pair[1];}
       }
       return(false);
}

function queryGetVariable(variable) {
    var value = location.search.match(new RegExp("[\?\&]" + variable + "=([^\&]*)(\&?)","i"));
    return value ? value[1] : false;
}