<SCRIPT LANGUAGE="JavaScript1.2">
 function mouseMoveHandler (evt) {
   var x = document.all ? event.clientX : document.layers ? evt.x : evt.clientX;
   var y = document.all ? event.clientY : document.layers ? evt.y : evt.clientY;
   window.status = x + ':' + y;
 }
 if (document.layers)
   document.captureEvents(Event.MOUSEMOVE);
 if (document.layers || document.all)
   document.onmousemove = mouseMoveHandler;
 if (document.addEventListener)
   document.addEventListener('mousemove', mouseMoveHandler, true);
 </SCRIPT>