gfx=new Array()
 gfx[1]="/hantaCommon/image/common/banner02.gif"
 gfx[2]="/hantaCommon/image/common/banner03.gif"

 gfy=new Array()
 gfy[1]="http://ventus.hankooktire.com"
 gfy[2]="http://dynaproatm.hankooktire.com"

 su = "";
 su_num = 0;
 while(1)
 {
 num = Math.ceil(Math.random() * 2);
 if(su.indexOf(num) == -1)
 {
 su += "<a href=" + gfy[num] + " target=_blank><img src=" + gfx[num] + " border=0></a> ";
 su_num++;
 }
 if(su_num == 1)break;
 }

 
 document.writeln(su)