function MenuOver(imgName)
{
	// onMouseOver
	if (document.images)
	{
		document[imgName].src = imgList[imgName].over.src;
	}
}

function MenuOut(imgName)
{
	//onMouseOut 
	if (document.images)
	{
		document[imgName].src = imgList[imgName].out.src;
	}
}

function imgList(imgName)
{
	this.over = new Image();
	this.out = new Image();
	this.over.src = "/images/b/" + "bd" + imgName + ".gif";
	this.out.src = "/images/b/" + "bu" + imgName + ".gif";
}

if (document.images)
{
	// load the required images here
	imgList['home'] = new imgList('home');
	imgList['products'] = new imgList('products');
	imgList['services'] = new imgList('services');
	imgList['search'] = new imgList('search');
	imgList['downloads'] = new imgList('downloads');
	imgList['uploads'] = new imgList('uploads');
	imgList['contactus'] = new imgList('contactus');
}