var picture_name;
var picture_source_new;

function picture_change_menu ( picture_name , picture_source_new ) {
	if ( typeof(menu) == "undefined" ) { menu=""; }

//	alert(menu+" - "+picture_name+" - "+picture_source_new);
	if ( picture_name != "menu_"+menu && document.images ) {
		picture_change(picture_name,picture_source_new);
	}
}

function picture_change_submenu ( picture_name , picture_source_new ) {
	if ( typeof(menu) == "undefined" ) { menu=""; }
	if ( typeof(submenu) == "undefined" ) { submenu=""; }

//	alert(menu+" - "+picture_name+" - "+picture_source_new);
	if ( picture_name != "menu_"+menu+"_"+submenu && document.images ) {
		picture_change(picture_name,picture_source_new);
	}
}

function picture_change ( picture_name , picture_source_new ) {

	for ( picture_search=0; picture_search < window.document.images.length; picture_search ++ ) {
		if ( window.document.images[picture_search].name == picture_name || window.document.images[picture_search].id == picture_name ) {
			window.document.images[picture_search].src=picture_source_new;
			break;
		}
	}

}