document.write('<script type="text/javascript" src="' + (isBackend?'../':'') + 'lib/js/item/item.js"></script>');
function pages_changeVisibilityPageName(sender, param)
{
	var select = sender.selectedIndex;
	var value = sender.options[select].value;
	if (value == 0)
	{
		$(param).setStyle({display: ''})
	}
	else
	{
		$(param).setStyle({display: 'none'})
	}
}