Double images survolées

<script type="text/javascript">
function change(numero)
{
document.getElementById("onglet_"+numero).src = 'images/ton_nouvel_onglet_'+numero+'.jpg';
document.getElementById("photo_"+numero).src = 'images/ta_nouvelle_photo_'+numero+'.jpg';
}
</script>

<div id="menu1">
<img src="images/ton_onglet_1.jpg" id="onglet_1" onmouseover="change('1');" onmouseout="enlever('1');" />
<img src="images/ton_onglet_2.jpg" id="onglet_2" onmouseover="change('2');" onmouseout="enlever('2');" />
<img src="images/ton_onglet_3.jpg" id="onglet_3" onmouseover="change('3');" onmouseout="enlever('3');" />
</div>
<div id="menu2">
<img src="images/ta_photo_1.jpg" id="photo_1" onmouseover="change('1');" onmouseout="enlever('1');" />
<img src="images/ta_photo_2.jpg" id="photo_2" onmouseover="change('2');" onmouseout="enlever('2');" />
<img src="images/ta_photo_3.jpg" id="photo_3" onmouseover="change('3');" onmouseout="enlever('3');" />
</div>