Get GET parameters in your browser as JS object.

get_get_params.js

function getGetParameters() {
    var s1 = location.search.substring(1, location.search.length).split('&'),
        r = {}, s2, i;
    for (i = 0; i < s1.length; i += 1) {
        s2 = s1[i].split('=');
        r[decodeURIComponent(s2[0])] = decodeURIComponent(s2[1]);
    }
    return r;
}
window.ServerData = getGetParameters();