function getObject(objectId) {
     if(document.getElementById && document.getElementById(objectId)) {
	// W3C DOM
	   return document.getElementById(objectId);
     } 
     else if (document.all && document.all(objectId)) {
	// MSIE 4 DOM
	   return document.all(objectId);
     } 
     else if (document.layers && document.layers[objectId]) {
	// NN 4 DOM.. note: this won't find nested layers
	   return document.layers[objectId];
     } 
     else {
	   return false;
    }
}