String.prototype.trim = function(){return this.replace(/^\s+|\s+$/, '');};

String.prototype.queryStringToJSON = function () {
	href = this;
	qStr = href.replace(/(.*?\?)/, '');
	qArr = qStr.split('&');
	stack = {};
	for (var i in qArr) {
	    var a = qArr[i].split('=');
	    var name = a[0],
	        value = isNaN(a[1]) ? a[1] : parseFloat(a[1]);
	    if (name.match(/(.*?)\[(.*?)]/)) {
	        name = RegExp.$1;
	        name2 = RegExp.$2;
	        //alert(RegExp.$2)
	        if (name2) {
	            if (!(name in stack)) {
	                stack[name] = {};
	            }
	            stack[name][name2] = value;
	        } else {
	            if (!(name in stack)) {
	                stack[name] = [];
	            }
	            stack[name].push(value);
	        }
	    } else {
	        stack[name] = (typeof(value)=='number' && isNaN(value))?'':value;
	    }
	}
	return stack;
};