function random_left(){
var mycontent=new Array()
//specify random content below.
mycontent[1]='<img src=images/duties1-150.gif>'
mycontent[2]='<img src=images/duties3-150.gif>'
mycontent[3]='<img src=images/duties4-150.gif>'
mycontent[4]='<img src=images/duties5-150.gif>'
mycontent[5]='<img src=images/txt-to-ensure.gif>'
mycontent[6]='<img src=images/txt-to-establish.gif>'
mycontent[7]='<img src=images/txt-to-preserve.gif>'
mycontent[8]='<img src=images/txt-to-uphold.gif>'


var ry=Math.floor(Math.random()*mycontent.length)
if (ry==0)
ry=1
document.write(mycontent[ry])
}
random_left()