function abreImagem(file,w,h){
	var width  = parseInt(w);
	var height = parseInt(h)+15;//esse mais por causa da legenda
	var left   = screen.Width / 2 - width / 2;
	var top    = screen.Height / 2 - height / 2;
	popup = window.open('popUp.php?file=photos/id-'+file+'.jpg&idFoto='+file,'fotos','height='+height+',width='+width+',top='+top+',left='+left+',scrollbars=no,status=yes');
	popup.focus();
	popup.close();
	popup = window.open('popUp.php?file=photos/id-'+file+'.jpg&idFoto='+file,'fotos','height='+height+',width='+width+',top='+top+',left='+left+',scrollbars=no,status=yes');
}