function setFrameCookie(y){

var the_cookie="frame_address~"+y+";path=/";
document.cookie="frame_cookie="+escape(the_cookie);

}



function readFrameCookie(){

if(document.cookie)
{

  var the_cookie = document.cookie;
  var the_cookie = unescape(the_cookie);

  if (the_cookie.match(/frame_cookie/))
  {

    var broken_cookie = the_cookie.split("frame_cookie=");
    var main_part = broken_cookie[1]; 
    var the_semi = main_part.indexOf(";");                           //need to find the first instance of the semicolon
    var real_part = main_part.substr(0, the_semi);                  //then split among the first instance 
    var item_part = real_part.split("~");

    var frame=document.getElementById("banner-1");

    frame.src=item_part[1];
    url_loc=item_part[1];
    del_cookie("frame_cookie");
  }
  else
  {return;}

}
else
{return;}
}



function del_cookie(name) {
document.cookie = name +
'=; expires=Thu, 01-Jan-70 00:00:01 GMT;';
}