if(window.location.href.indexOf("name=franky" && "gender=male") > -1)

if(window.location.href.indexOf("name=franky") > -1 &&
    window.location.href.indexOf("gender=male") > -1)

if(window.location.href.indexOf("name=franky") > -1 &&
   window.location.href.indexOf("gender=male") > -1)

if(window.location.href.indexOf("gender=male") > -1)

function CheckIfAllQueryStringsExist(url, qsCollection) {
    for (var i = 0; i < qsCollection.length; i++) {
        if (url.indexOf(qsCollection[i]) == -1) {
            return false;
        }
    }
    return true;
}

var myUrl = window.location.href;
var queryStrings = ["name=franky", "gender=male"];
var allPresent = CheckIfAllQueryStringsExist(myUrl, queryStrings);