Get escaped URL parameter

Question

I\'m looking for a jQuery plugin that can get URL parameters, and support this search string without outputting the JavaScript error: \"malformed URI sequence\". If there is

Answer 1

$.urlParam = function(name){
  var results = new RegExp('[\\?&]' + name + '=([^&#]*)').exec(top.window.location.href); 
  return (results !== null) ? results[1] : 0;
}

$.urlParam("key");