javascript snippets, helper functions.

getUrlVars.js

function getUrlVars(key) {
    if(window.location.href.indexOf('?') < 0){
        //no query string
        return ""
    }

    var vars = [],
        hash;
    var hashes = window.location.href.slice(window.location.href.indexOf('?') + 1).split('&');
    for (var i = 0; i < hashes.length; i++) {
        hash = hashes[i].split('=');
        vars.push(hash[0]);
        vars[hash[0]] = hash[1].split("#")[0];
    }
    if (key in vars) {
        return vars[key];
    } else {
        return "";
    }
}