var nbimage= 200;
var width;
var height;
var url;
var alte;
function banniere()
{
numimage= Math.round(Math.random()*(nbimage-1)+1);
if (numimage <= 10)
{
gotosite = "";
url = "design/banniere_download1.jpg";
alte = "Téléchargement";
}
if (numimage > 10 && numimage <= 20)
{
gotosite = "";
url = "design/banniere_download2.jpg";
alte = "Téléchargement";
}
if (numimage > 20 && numimage <= 30)
{
gotosite = "";
url = "design/banniere_download3.jpg";
alte = "Téléchargement";
}
if (numimage > 30 && numimage <= 40)
{
gotosite = "";
url = "design/banniere_download4.jpg";
alte = "Téléchargement";
}
if (numimage > 40 && numimage <= 50)
{
gotosite = "";
url = "design/banniere_download5.jpg";
alte = "Téléchargement";
}
if (numimage > 50 && numimage <= 60)
{
gotosite = "";
url = "design/banniere_download6.jpg";
alte = "Téléchargement";
}
if (numimage > 60 && numimage <= 70)
{
gotosite = "";
url = "design/banniere_download7.jpg";
alte = "Téléchargement";
}
if (numimage > 70 && numimage <= 80)
{
gotosite = "";
url = "design/banniere_download8.jpg";
alte = "Téléchargement";
}
if (numimage > 80 && numimage <= 90)
{
gotosite = "";
url = "design/banniere_download9.jpg";
alte = "Téléchargement";
}
if (numimage > 90 && numimage <= 100)
{
gotosite = "";
url = "design/banniere_download10.jpg";
alte = "Téléchargement";
}
if (numimage > 100 && numimage <= 110)
{
gotosite = "";
url = "design/banniere_download11.jpg";
alte = "Téléchargement";
}
if (numimage > 110 && numimage <= 120)
{
gotosite = "";
url = "design/banniere_download12.jpg";
alte = "Téléchargement";
}
if (numimage > 120 && numimage <= 130)
{
gotosite = "";
url = "design/banniere_download13.jpg";
alte = "Téléchargement";
}
if (numimage > 130 && numimage <= 140)
{
gotosite = "";
url = "design/banniere_download14.jpg";
alte = "Téléchargement";
}
if (numimage > 140 && numimage <= 150)
{
gotosite = "";
url = "design/banniere_download15.jpg";
alte = "Téléchargement";
}
if (numimage > 150 && numimage <= 160)
{
gotosite = "";
url = "design/banniere_download16.jpg";
alte = "Téléchargement";
}
if (numimage > 160 && numimage <= 170)
{
gotosite = "";
url = "design/banniere_download17.jpg";
alte = "Téléchargement";
}
if (numimage > 170 && numimage <= 180)
{
gotosite = "";
url = "design/banniere_download18.jpg";
alte = "Téléchargement";
}
if (numimage > 180 && numimage <= 190)
{
gotosite = "";
url = "design/banniere_download19.jpg";
alte = "Téléchargement";
}
if (numimage > 190)
{
gotosite = "";
url = "design/banniere_download20.jpg";
alte = "Téléchargement";
}
if(gotosite != "")
	{
	document.write ('<a href="' + gotosite + '">');	
	}
document.write('<img src="' + url + '" alt="' + alte + '" border=0>')
if(gotosite != "")
	{
	document.write('</a>')
	}
}