var t2;
t2=Math.floor(Math.random()*2);
if (t2==0 ){
document.write("<a href='javascript:tel_tak()'><img src='../main_adv_img/30_a_sa_pic.jpg' width='215' height='50'  border='0'></a>")
}
if (t2==1 ){
document.write("<a href='javascript:tel_tak()'><img src='../main_adv_img/38_a_sa_pic.jpg' width='215' height='50'  border='0'></a>")
}