function photo_popup() {
	window.open("","photo_popup","scrollbars=yes, width=720, height=600, status=no,toolbar=no, titlebar=no, menubar=no, location=no, top=107, left=200");
}

/*

####################
## Liens à mettre ##
####################

<a href="lien_vers_la_page_a_afficher" onclick="return photo_popup();" target="photo_popup""></a>

*/