function popup(mylink, windowname)
{
	if (!window.focus)return true;
	
	var href;
	if (typeof(mylink) == 'string'){
   		href=mylink;
	}else{
	   	href=mylink.href;
	}
	
	window.open(href, windowname, 'width=350,height=240,scrollbars=yes');
	return false;
}