function showColorPic(iProductId)
{
	document.getElementById('PicOut' + iProductId).style.display  = "none";
	document.getElementById('PicOver' + iProductId).style.display = "block";
}

function showGrayPic(iProductId)
{
	document.getElementById('PicOver' + iProductId).style.display = "none";
	document.getElementById('PicOut' + iProductId).style.display  = "block";	
}