function setCookie(name,value,days) {
       if (days) {
         var date = new Date();
         date.setTime(date.getTime()+(days*24*60*60*1000));
         var expires = ";expires="+date.toGMTString();
       } else {
         expires = "";
       }
       document.cookie = name+"="+value+expires+";path=/";

      }

      function readCookie(name) {
       
var needle = name + "=";
       var cookieArray = document.cookie.split(';');

       for(var i=0;i <cookieArray.length;i++) {
         var pair = cookieArray[i];
         while (pair.charAt(0)==' ') {
           pair = pair.substring(1, pair.length);

         }

         if (pair.indexOf(needle) == 0) {

           return pair.substring(needle.length, pair.length);
         }
       }
       return null;
      }

function readCookie22(name)

{

  var cookieValue = "";

  var search = name + "=";

  if(document.cookie.length > 0)

  { 

    offset = document.cookie.indexOf(search);
    if (offset != -1)

    { 

      offset += search.length;

      end = document.cookie.indexOf(";", offset);

      if (end == -1) end = document.cookie.length;

      cookieValue = unescape(document.cookie.substring(offset, end))

    }

  }

  return cookieValue;

}