code: function parse_info(str){
  	var sq = str.split('&'),
  		u = {};
  	for (var i = 0; i < sq.length; i++) {
  		var kv = sq[i].split('=');
  		u[kv[0]] = kv[1];
  	}
  	return u;
  }
docs: /*	parse Query String
  a=123&b=456&c=789
  return {a:123,b:456,c:789}