function gup(name){
    name = name.replace(/[\[]/,"\\\[").replace(/[\]]/,"\\\]");
    var regexS = "[\\?&]"+name+"([^&#]*)";
    var regex = new RegExp( regexS );
    var results = regex.exec( window.location.href );
    if(results == null){
        return false;
    }else{
        return true;
    }
}