<script>

var backgr1="Header_01.jpg"

var backgr2="Header_02.jpg"

var backgr3="Header_03.jpg"

var cur=Math.round(6*Math.random())

if (cur<=1)

backgr=backgr1

else if (cur<=4)

backgr=backgr2

else

backgr=backgr3

document.write('<table background="'+backgr+'" border="0" cellpadding="0" cellspacing="0" width="100%" height="115">')

</script>