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

 function rCookie(name) {
   var nameEQ = name + "=";
   var ca = document.cookie.split(';');
   for(var i=0;i < ca.length;i++) {
     var c = ca[i];
     while (c.charAt(0)==' ') c = c.substring(1,c.length);
     if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
   }
   return null;
 }

 function toggleDiv(element){
      var el;
      var currcookie;
      el = document.getElementById(element);
      currcookie = rCookie('toggleDiv');
      if(el.style.display != 'block') {
        el.style.display = 'block';
        currcookie = ((currcookie==null)?'':currcookie)+element+'|';
        cCookie('toggleDiv',currcookie,1);
      }
      else {
        el.style.display = 'none';
        currcookie = currcookie.replace(element+'|',"");
        cCookie('toggleDiv',currcookie,1);
      }
 }