var funcs = {
    getQS : function(key, default_) {
        if (default_== null) default_="";
        key = key.replace(/[\[]/,"\\\[").replace(/[\]]/,"\\\]");
        var regex = new RegExp("[\\?&]"+key+"=([^&#]*)");
        var qs = regex.exec(window.location.href);
        if(qs == null) return default_;
        else return qs[1];
    }
};