// JavaScript Document

function ppcchange()
{
number = Math.floor(Math.random()*4)
if (number==0)
document.write('<img src="../images/contact/1.jpg"  border="0">')
if (number==1)
document.write('<img src="../images/contact/2.jpg"  border="0">')
if (number==2)
document.write('<img src="../images/contact/3.jpg"  border="0">')
if (number==3)
document.write('<img src="../images/contact/4.jpg"  border="0">')
}