var img1="/images/navigation/banniere/1.gif"
var img2="/images/navigation/banniere/2.gif"
var img3="/images/navigation/banniere/3.gif"
var img4="/images/navigation/banniere/4.gif"
var img5="/images/navigation/banniere/5.gif"
var img6="/images/navigation/banniere/6.gif"
var cur=Math.round(6*Math.random())
if (cur<=1)
img=img1
else if (cur<=2)
img=img2
else if (cur<=3)
img=img3
else if (cur<=4)
img=img4
else if (cur<=5)
img=img5
else
img=img6
document.write('<a href="/index.shtml"><img src="'+img+'" border="0" width="162" height="118"></a>')