function rand_number(n)
{
	var x;
	x=Math.round(Math.random()*100);
	x%=n;
	return x;
}
function banner()
{
	var img = new Array();
	<!-- vous pouvez rajouter ou supprimez des images -->
	img[0]='<a href="collections_art_photo.htm"><img src="photo_art/01.jpg" border=0 width=1000 height=347 alt="Collections Tirage Fine Art Original"></a>';
	img[1]='<a href="collections_art_photo.htm"><img src="photo_art/02.jpg" border=0 width=1000 height=347 alt="Collections Tirage Fine Art Original"></a>';
	img[2]='<a href="collections_art_photo.htm"><img src="photo_art/03.jpg" border=0 width=1000 height=347 alt="Collections Tirage Fine Art Original"></a>';
	img[3]='<a href="collections_art_photo.htm"><img src="photo_art/04.jpg" border=0 width=1000 height=347 alt="Collections Tirage Fine Art Original"></a>';	
	img[4]='<a href="collections_art_photo.htm"><img src="photo_art/05.jpg" border=0 width=1000 height=347 alt="Collections Tirage Fine Art Original"></a>';
	img[5]='<a href="collections_art_photo.htm"><img src="photo_art/06.jpg" border=0 width=1000 height=347 alt="Collections Tirage Fine Art Original"></a>';
	img[6]='<a href="collections_art_photo.htm"><img src="photo_art/07.jpg" border=0 width=1000 height=347 alt="Collections Tirage Fine Art Original"></a>';
    img[7]='<a href="collections_art_photo.htm"><img src="photo_art/08.jpg" border=0 width=1000 height=347 alt="Collections Tirage Fine Art Original"></a>';
	img[8]='<a href="collections_art_photo.htm"><img src="photo_art/09.jpg" border=0 width=1000 height=347 alt="Collections Tirage Fine Art Original"></a>';
	img[9]='<a href="collections_art_photo.htm"><img src="photo_art/10.jpg" border=0 width=1000 height=347 alt="Collections Tirage Fine Art Original"></a>';
	<!-- attention, le nombre entre parenthese doit etre egal aux derniers entre crochet +1 exemple : ici 2+1=3 -->
	var n=rand_number(10); 
	document.write(img[n]);
}