// JavaScript Document


iArray=new Array(
 "images/arbre1.jpg",
 "images/arbre7.jpg",
 "images/arbre4.jpg",
 "images/arbre8.jpg",
 "images/arbre9.jpg",
 "images/arbre10.jpg",
 "images/arbre11.jpg",
 "images/arbre12.jpg",
 "images/arbre13.jpg",
 "images/arbre14.jpg",
 "images/arbre6.jpg");
 ri=Math.floor(iArray.length*Math.random());
 ri='<img src="'+ iArray[ri]+ '" border=0>';

startList = function() {
if (document.all&&document.getElementById) {
navRoot = document.getElementById("nav");
for (i=0; i<navRoot.childNodes.length; i++) {
node = navRoot.childNodes[i];
if (node.nodeName=="LI") {
node.onmouseover=function() {
this.className+=" over";
  }
  node.onmouseout=function() {
  this.className=this.className.replace(" over", "");
   }
   }
  }
 }
}
window.onload=startList;