function toggleLayer(whichLayer,contentID)
{
		if (document.getElementById || document.all) {
		      var el = document.getElementById? document.getElementById(whichLayer): document.all[whichLayer];
			  if (el && typeof el.innerHTML != "undefined") el.innerHTML = contentID;
		   }
					
		if (document.getElementById)
		{
		// this is the way the standards work
		var style2 = document.getElementById(whichLayer).style;
			if (style2.display == "") {
			style2.display = style2.display? "":"block";
			}
		}
		else if (document.all)
		{
		// this is the way old msie versions work
		var style2 = document.all[whichLayer].style;
			if (style2.display == "") {
			style2.display = style2.display? "":"block";
			}
		}
		else if (document.layers)
		{
		// this is the way nn4 works
		var style2 = document.layers[whichLayer].style;
			if (style2.display == "") {
			style2.display = style2.display? "":"block";
			}
		}
		document.getElementById(whichLayer).focus();

}