function addLoadEvent(func) {
 var oldonload = window.onload;
 if (typeof window.onload != 'function') {
  window.onload = func;
 } else {
  window.onload = function() {
   oldonload();
   func();
  }
 }
}

function ImageRel()
{
var e = document.getElementsByTagName("a");
for(var i=0;i<e.length;i++)
{

      var m = e[i].childNodes;
      var p=e[i].parentNode;
     if (div.className!='promos')
     {
    
      for (var ichild = 0; ichild < m.length; ichild++) 
      {
     
       if(m[ichild].tagName == 'IMG')
    {
          
     var r=m[ichild];
     e[i].setAttribute("rel","lightbox");
     }
      
      }
   }
}
}
addLoadEvent(ImageRel);