//var iTest=0;
function initMaps(iStr) {

	if (document.getElementById) {
		var mapIds = initMaps.arguments;			// pass string IDs of containing map elements
		//alert(mapIds);
		var i, j, area, areas;
		for (i = 0; i < mapIds.length; i++) {
			areas = document.getElementById(mapIds[i]).getElementsByTagName("area");
			
			for (j = 0; j < areas.length; j++) {	// loop thru img elements
				area = areas[j];
				area.onmousedown = imgSwap;			// set event handlers
				area.onmouseout = imgSwap;
				area.onmouseover = imgSwap;
				area.onmouseup = imgSwap;
			}
			
		}
	}
}


// image swapping event handling
function imgSwap(evt) {
	evt = (evt) ? evt : event;
	var elem = (evt.target) ? evt.target : evt.srcElement;
	var imgClass = elem.parentNode.name;
	var coords = elem.coords.split(",");
	var clipVal = "rect(" + coords[1] + "px " +
							coords[2] + "px " +
							coords[3] + "px " +
							coords[0] + "px)";
	var imgStyle;
	switch (evt.type) {
		case "mouseout" :
			document.getElementById(imgClass + "Over").style.visibility = "hidden";
			MM_startTimeout();
			break;
		case "mouseover" :
			imgStyle = document.getElementById(imgClass + "Over").style;
			imgStyle.clip = clipVal;
			imgStyle.visibility = "visible";
			break
	}
	evt.cancelBubble = true;
	return false;
}