function addEventMenu() {
    $('m_fonc').style.cursor = 'pointer';
    $('m_card').style.cursor = 'pointer';
    $('m_cb').style.cursor = 'pointer';
    $('m_sub').style.cursor = 'pointer';
    $('m_whole').style.cursor = 'pointer';
    $('m_mvn').style.cursor = 'pointer';
    $('m_radius').style.cursor = 'pointer';

    Event.observe($('m_fonc'), 'click', function() {
	new Effect.ScrollTo('fonc', { duration:'2.0', offset:-50 })
    });
    Event.observe($('m_card'), 'click', function() {
	new Effect.ScrollTo('card', { duration:'2.0', offset:-50 })
    });
    Event.observe($('m_cb'), 'click', function() {
	new Effect.ScrollTo('cb', { duration:'2.0', offset:-50 })
    });
    Event.observe($('m_sub'), 'click', function() {
	new Effect.ScrollTo('sub', { duration:'2.0', offset:-50 })
    });
    Event.observe($('m_whole'), 'click', function() {
	new Effect.ScrollTo('whole', { duration:'2.0', offset:-50 })
    });
    Event.observe($('m_mvn'), 'click', function() {
	new Effect.ScrollTo('mvn', { duration:'2.0', offset:-50 })
    });
    Event.observe($('m_radius'), 'click', function() {
	new Effect.ScrollTo('radius', { duration:'2.0', offset:-50 })
    });
}

    Event.observe(window, 'load', addEventMenu);