function open_foto(id, width, height)
{
	wx = (screen.availWidth - width)/2;
	wy = (screen.availHeight - height)/2;

	wnd=window.open("/images/?todo=show&id="+id, "_blank", "width="+width+",height="+height+",status=no,resizable=1,scrollbars=0,toolbar=no,menubar=no,left="+wx+",top="+wy);
}

function open_wnd(url, width, height)
{
	wx = (screen.availWidth - width)/2;
	wy = (screen.availHeight - height)/2;

	wnd=window.open(url, "print", "width="+width+",height="+height+",status=no,resizable=1,scrollbars=1,toolbar=no,menubar=no,left="+wx+",top="+wy);
}