function popUpImg(img){
	x = 600;
	y = 600;
	xscreen = screen.width;
	yscreen = screen.height;
	newWinBC=window.open('galleria/index.php?foto=' + img, '', 'width=' + x +',height= ' + y +',scrollbars=no,resizable=no,titlebar=no');
	newWinBC.moveTo(xscreen/2-x/2,yscreen/2-y/2);
}
function popUpAltre(img){
	x = 600;
	y = 600;
	xscreen = screen.width;
	yscreen = screen.height;
	newWinBC=window.open('galleria/altre/index.html?foto=' + img, '', 'width=' + x +',height= ' + y +',scrollbars=no,resizable=no,titlebar=no');
	newWinBC.moveTo(xscreen/2-x/2,yscreen/2-y/2);
}