ANIMATION EN JAVA SCRIPT

<SCRIPT LANGUAGE="JavaScript">
/* 
Abdelaziz Rejeb Elalia Tunisie 
http://abdelaziz.site.voila.fr
pour tout contact: http://intersite.site.voila.fr
Le 24/12/2005
*/ 
k = -1;
u = 180;
g = 500
z = 0;
function animation()
{
if (z == 0)
{
if (u != 0)
{
objectif1.top = (k = k + 4);
objectif2.right = (u = u - 4);
objectif3.top = (g = g - 1);
cadence = setTimeout('animation()', 50);
}
else
{
z = 1;
cadence = setTimeout('animation()');
}
}
else
{
if (u != 320)
{
objectif1.right = (k = k - 4);
objectif2.top = (u = u + 4);
objectif3.top = (g = g - 1);
cadence = setTimeout('animation()', 50);
}
else
{
z = 0;
cadence = setTimeout('animation()');
}
}
}
</SCRIPT>