function random_imglink(){
var myimages=new Array()

myimages[1]="common/1.gif"
myimages[2]="common/2.gif"
myimages[3]="common/3.gif"
myimages[4]="common/4.gif"
myimages[5]="common/5.gif"
myimages[6]="common/6.gif"
myimages[7]="common/7.gif"
myimages[8]="common/8.gif"
myimages[9]="common/9.gif"
myimages[10]="common/10.gif"
myimages[11]="common/11.gif"
myimages[12]="common/12.gif"
myimages[13]="common/13.gif"
myimages[14]="common/14.gif"
myimages[15]="common/15.gif"

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