window.defaultStatus = "BayLands FrontRunners";


function initMaps()
{
	if (document.getElementById)
	{
		var mapIds = initMaps.arguments;	// pass string IDs of containing map elements
		var i;

		for (i = 0; i < mapIds.length; i++)
		{
			var areas = document.getElementById(mapIds[i]).getElementsByTagName("area");
			var j;

			// loop thru area elements and install the event handlers
			for (j = 0; j < areas.length; j++)
			{
				var area = areas[j];

				area.onmousedown = swapImage;
				area.onmouseout = swapImage;
				area.onmouseover = swapImage;
				area.onmouseup = swapImage;
			}
		}
	}
}


function swapImage(evt)
{
	// equalize event models
	evt = (evt) ? evt : event;

	var elem = (evt.target) ? evt.target : evt.srcElement;
	var imgClass = elem.parentNode.name;			// get map element name
	var coords = elem.coords.split(",");			// convert coordinates to clip
	var clipVal = "rect(" + coords[1] + "px " +
							coords[2] + "px " +
							coords[3] + "px " +
							coords[0] + "px)";
	var imageStyle;

	switch (evt.type)
	{
		case "mousedown":
			imageStyle = document.getElementById(imgClass + "-down").style;
			imageStyle.clip = clipVal;
			imageStyle.visibility = "visible";
			break;

		case "mouseout":
			document.getElementById(imgClass + "-over").style.visibility = "hidden";
			document.getElementById(imgClass + "-down").style.visibility = "hidden";
			break;

		case "mouseover":
			imageStyle = document.getElementById(imgClass + "-over").style;
			imageStyle.clip = clipVal;
			imageStyle.visibility = "visible";
			break;

		case "mouseup":
			document.getElementById(imgClass + "-down").style.visibility = "hidden";
			// guarantee click in IE
			if (elem.click)
			{
				elem.click();
			}
			break;
	}

	evt.cancelBubble = true;

	return false;
}


function showStatus(theStatus)
{
	window.status = theStatus;
	return true;
}


function showPicture(path, title, width, height)
{
	newwin = window.open(path, 'blfr', 'dependent=yes,personalbar=no,toolbar=no,status=no,scrollbars=no,resizable=no,menubar=no,width='+width+",height="+height);
	if (newwin.opener == null)
	{
		newwin.opener = window;
		newwin.focus();
	}
	newwin.document.title = title;
}