<!--   

var imageON, imageOFF;
var cow, chicken, lamb, done, tools, more


minimize = new Image;
minimize.src = "images/minimize_dn.gif";

minimize2 = new Image;
minimize2.src = "images/minimize_up.gif";

reduce = new Image;
reduce.src = "images/reduce_dn.gif";

reduce2 = new Image;
reduce2.src = "images/reduce_up.gif";

extend = new Image;
extend.src = "images/extend_dn.gif";

extend2 = new Image;
extend2.src = "images/extend_up.gif";


function link_up(n)
{
   imageON = eval(n + "2.src");
   document.getElementById(n).src = imageON;
   //alert(imageON);    
}

function link_dn(n)
{
   imageOFF = eval(n + ".src");
   document.getElementById(n).src = imageOFF;
}



-->