function catalogShowLargeImage(key)
{
	var name 				= 'largecatalogimage_' + key;
	var elt 				= document.getElementById(name);
//	elt.style.top 	= (g_mouseY + 5) + 'px';
//	elt.style.left 	= (g_mouseX + 5) + 'px';		
	g_currentImage 	= elt;
	elt.style.visibility = 'visible';
}
function catalogHideLargeImage(key)
{
	var name = 'largecatalogimage_' + key;
	var elt = document.getElementById(name);
	elt.style.visibility = 'hidden';

}
function catalogPopupLargeImage(key)
{
	var name = 'largecatalogimage_' + key;
	var elt = document.getElementById(name);
	elt.style.top 	= (g_mouseY + 5) + 'px';
	elt.style.left 	= (g_mouseX + 5) + 'px';	
	elt.style.visibility = 'visible';	
}