lastSubMenuShown = '';
function showSubMenu(e_submenu, e_a)
{
	if( e_submenu != lastSubMenuShown )
	{
		for (i=0; i<$('menu_left_items').getElementsByTagName('li').length;i++)
			if( $('menu_left_items').getElementsByTagName('li')[i].getElementsByTagName('a')[0] != undefined )
				$('menu_left_items').getElementsByTagName('li')[i].getElementsByTagName('a')[0].className = '';
		e_a.className = 'selected';
		if( lastSubMenuShown != e_submenu )
		{
			if( lastSubMenuShown != '' )
				Effect.toggle(lastSubMenuShown, 'blind', {duration:0.3,queue:'end'});
			Effect.toggle(e_submenu, 'blind', {duration:0.3,queue:'end'});
			lastSubMenuShown = e_submenu;
		}
		else
		{
			Effect.toggle(lastSubMenuShown, 'blind', {duration:0.3,queue:'end'});
			lastSubMenuShown = '';
		}
	}
}

function showMessageBox() {
	Effect.Appear('message_box_layer',{ to:0.4 });
	Effect.Appear('message_box',{ to:1.0 });
}

function hideMessageBox() {
	Effect.Fade('message_box');
	Effect.Fade('message_box_layer');
}


function top_menu_show() {
	$obj_ref = document.getElementById('top_menu_box_content');
	if ($obj_ref.style.display == 'none')
		$obj_ref.style.display = "block";
	else
		$obj_ref.style.display = "none";

}

function chgRobotInfos(e, url_root)
{
	var url = url_root + "/site/ajax.php";
	var id = e.getElementsByTagName('option')[e.selectedIndex].value;
	var request = new Ajax.Updater( 'robotPicture', url, { method: 'get', parameters: "template=ajax/robotPicture&robot="+id, evalScripts: true } );
	var request = new Ajax.Updater( 'robotPdf', url, { method: 'get', parameters: "template=ajax/robotPdf&robot="+id, evalScripts: true } );
}