function popup(href)
{
	if(href=="zoom.php?p=kran_b")
	{
		winpopup = window.open(href, "zoom", 'width=560, height=760, status=yes, scrollbars=no' );
		if(winpopup.window.focus) {winpopup.window.focus();}
	}
	else
	{
		winpopup = window.open(href, "zoom", 'width=750, height=560, status=yes, scrollbars=no' );
		if(winpopup.window.focus) {winpopup.window.focus(); }
	}
}