function toggleDiv(divName)
{$('#' +divName).slideToggle("fast");}

function cookie_exists(c_name)
{
   var cookies = document.cookie.split(';');
   for(cookie in cookies)
   {
      var cookie_arr = cookie.split('=');
      if(cookie_arr[0]==c_name)
      {return true;}      
   }

   return false;
}

function get_resolution()
{
   var viewportwidth;
   var viewportheight;

   // the more standards compliant browsers (mozilla/netscape/opera/IE7) use window.innerWidth and window.innerHeight
   if (typeof window.innerWidth != 'undefined')
   {
      viewportwidth = window.innerWidth;
      viewportheight = window.innerHeight;
   }
   else if (typeof document.documentElement != 'undefined'
      && typeof document.documentElement.clientWidth !=
      'undefined' && document.documentElement.clientWidth != 0)
   {
      // IE6 in standards compliant mode (i.e. with a valid doctype as the first line in the document)
      viewportwidth = document.documentElement.clientWidth,
      viewportheight = document.documentElement.clientHeight
   }
   else
   {
      // older versions of IE
      viewportwidth = document.getElementsByTagName('body')[0].clientWidth,
      viewportheight = document.getElementsByTagName('body')[0].clientHeight
   }

   var returnable = viewportwidth+"x"+viewportheight;

   return returnable;
}