function random_imgstu(){
var myimages=new Array()
//specify random images below. You can have as many as you wish
myimages[1]="images/student1.jpg"
myimages[2]="images/student2.jpg"
myimages[3]="images/student3.jpg"
myimages[4]="images/student4.jpg"
myimages[5]="images/student5.jpg"
myimages[6]="images/student6.jpg"
myimages[7]="images/student7.jpg"


var ry=Math.floor(Math.random()*myimages.length)
if (ry==0)
ry=1
document.write('<img src="'+myimages[ry]+'" border=1>')
}
random_imgstu()