getUrlParams.js

function getUrlParams() {
    var params = location.search;
    if (params.length == 0) { return {}; }
    var paramsArray = location.search.substring(1).split("&");
    var paramsDict = {};
    for (var i = 0; i < paramsArray.length; i++) {
        var param = paramsArray[i].split("=");
        if (paramsDict[param[0]] == undefined) {
            paramsDict[param[0]] = [param[1]];
        } else {
            paramsDict[param[0]].push(param[1]);
        }
    }
    return paramsDict;
}