function random_content(){
var mycontent=new Array()
//specify random content below.
mycontent[1]='
'/*300x250 mixmaster webgains*/
mycontent[2]='
'/*homydolls webgains*/
mycontent[3]='
'/*cashtraffic monzoo */
var ry=Math.floor(Math.random()*mycontent.length)
if (ry==0)
ry=1
document.write(mycontent[ry])
}
random_content()