function cookieCheck(cookieName)
{
//return true;
	var start,last,nameLength,cookieValue;
	var getValue=document.cookie;

	start=getValue.indexOf(cookieName);
	nameLength=cookieName.length;

	if(start!=-1)
	 {
	  start+=nameLength+1;
	  last=getValue.indexOf(";",start);

	  if(last!=-1)
	  {
	    cookieValue=getValue.substring(start,last);
	  }
	  else
	  {
	   last=getValue.length;
		cookieValue=getValue.substring(start,last);
	  }

	 if(cookieValue.length==0)
	   return false;
	 else
	   return true;
	 }
    else
	   return false;
}