function writeFullImage(){
 var j=parseInt(Math.random()*3);
  j=(isNaN(j))?0:j;

  list = new Array();
  list[list.length]='/Portals/_default/skins/pioneerTech/images/fulltime_1.jpg';
  list[list.length]='/Portals/_default/skins/pioneerTech/images/fulltime_2.jpg';
  list[list.length]='/Portals/_default/skins/pioneerTech/images/fulltime_3.jpg';

     
  document.write("<img src='"+list[j]+"' border='0' alt='Full Time Programs' />");
}

 var k=parseInt(Math.random()*3);
  k=(isNaN(k))?0:k;
  
function writeShortImage(){
  list = new Array();
  list[list.length]='/Portals/_default/skins/pioneerTech/images/shortterm_1.jpg';
  list[list.length]='/Portals/_default/skins/pioneerTech/images/shortterm_2.jpg';
  list[list.length]='/Portals/_default/skins/pioneerTech/images/shortterm_3.jpg';

     
  document.write("<img src='"+list[k]+"' border='0' usemap='#Map' />");
}