// JavaScript Document
function get_object(id) 
{
   var object = null;
   if (document.layers) 
   {
    	object = document.layers[id];
   } 
   else if (document.all) 
   {
    	object = document.all[id];
   } 
   else if (document.getElementById) 
   {
    	object = document.getElementById(id);
   }
   return object;
}