function rodytiPopup(img_src,pw,ph)
	{
		var sw = screen.availWidth;
		var sh = screen.availHeight;
		var pl = (sw - pw) / 2;
		var pt = (sh - ph) / 2;
		var src = 'show_image.php?src=' + img_src + '&title=Foto';
		window.open(src,'popupas','resizable=0, scrollbars=0, width=' + pw + ', height=' + ph + ', left=' + pl + ', top=' + pt);
	}