function showProperties(element,elementName)
{
   var x="Properties of "+elementName+":\n";
   l = 0;
   for (p in element)
   {
      x += p+" = "+element[p]+"\n";
      l++;
      if (x.length>4096 | l>40)
      {
         alert(x);
         x = "Properties of "+elementName+" (continued):\n";
         l = 0;
      }
   }
   alert(x);
}