<!--
function randomrollover(){
var imgs=new Array()
imgs[1]='us100'
imgs[2]='us200'
imgs[3]='us300'
imgs[4]='us400'
imgs[5]='us500'
imgs[6]='us600'
var temp=Math.floor(Math.random()*imgs.length)
if (temp==0)
temp=1
document.write('<a href="modules/us/index.html" onMouseOut="MM_swapImgRestore()" onMouseOver="MM_swapImage(\'Image4\',\'\',\'images/' + imgs[temp] + 'x.jpg\',1)"><img src="images/' + imgs[temp] + '.jpg" name="Image4" alt="United States History" height="265" width="235" border="0"></a>')
}
randomrollover()
//-->