JS: url params

gistfile1.txt

function getQueryString() {
	var e, 
    	p = {}, // returned params
        a = /\+/g,  // Regex for replacing addition symbol with a space
        r = /([^&=]+)=?([^&]*)/g,
        d = function (s) { return decodeURIComponent(s.replace(a, " ")); },
        q = window.location.hash.substring(1);

    while (e = r.exec(q))
       p[d(e[1])] = d(e[2]);
       
    return p;
}