function ShowHide(strObjId)
{
	if (document.getElementById(strObjId).style.display == 'none')
	{
		document.getElementById(strObjId).style.display = ''
	}
	else
	{
		document.getElementById(strObjId).style.display = 'none'
	}
}

function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		worldmap_Africa_over = newImage("images/worldmap-Africa_over.gif");
		worldmap_America_over = newImage("images/worldmap-America_over.gif");
		worldmap_Australasia_over = newImage("images/worldmap-Australasia_over.gif");
		worldmap_Europe_over = newImage("images/worldmap-Europe_over.gif");
		worldmap_Asia_over = newImage("images/worldmap-Asia_over.gif");
		preloadFlag = true;
	}
}

function showHardware(id)
{
	window.open("HardwareItem.aspx?id=" + id, "_blank", 'width=263,height=400,left=' + (screen.width-265)/2 +
		',top=' + (screen.height-285)/2 + ',toolbars=no,scrollbars=no,status=no,resizable=no');
}

function ChangeItemImage(image, name)
{
	document.getElementById(name).src = image;
}