deparam javascript split serialized string with square bracket items. ref http://jsfiddle.net/drzaus/8EE8k/

deparam

deparam = (function(d,x,params,pair,i) {
return function (qs) {
	params = {};
	// remove preceding non-querystring, correct spaces, and split
	qs = qs.substring(qs.indexOf('?')+1).replace(x,' ').split('&');
	// march and parse
	for (i = qs.length; i > 0;) {
		pair = qs[--i].split('=');
		//params[d(pair[0])] = d(pair[1]);
		var ar = d(pair[0]).match(/\[(.*?)\]/g);

		for (var j = 0; j < ar.length; j++) {
			ar[j] = ar[j].replace("\[", "");
			ar[j] = ar[j].replace("\]", "");
		}

		if(typeof params[ar[0]] == 'undefined'){params[ar[0]]= {};}
		
		params[ar[0]][ar[1]] = d(pair[1]);
		// console.log(ar);

	}
	return params;
};//--  fn  deparam
})(decodeURIComponent, /\+/g);