// JavaScript Document
function getUrlVarsFrom(url, preventUnwantedVars) {
    var vars = [],
        hash;
 url = url.split('#')[0];
 
    var hashes = url.slice(url.indexOf('?') + 1).split('&');
    for (var i = 0; i < hashes.length; i++) {
        hash = hashes[i].split('=');
        if (preventUnwantedVars == 1) {
            if (hash[0] != 'lg' && hash[0] != 'objectid' && hash[0] != 'tabindex' && hash[0] != 'page' && hash[0] != 'keyword' && hash[0] != 'mediaid') {
                if (hash[0] == 'categoryid' && hash[1] == 0) {} else {
                    vars.push(hash[0]);
                    vars[hash[0]] = hash[1];
                }
            }
        } else {
            vars.push(hash[0]);
            vars[hash[0]] = hash[1];
        }
    }
    return vars;
}