// ouverture d'ismap google
function site_ismap_google(id_ismap)
{
	var w = 900;
	var h = 700;

	var leftPos = (screen.availWidth-w)-20;
	var topPos = 20
	isPopUp = window.open('_ismap_google.php?id_ismap='+id_ismap,'browser','width='+w+',height='+h+',scrollbars=yes,resizable=yes,titlebar=1,status=0,top=' + topPos + ',left=' + leftPos);
}