//generate js donot modify it
function randomNumber(limit){
  return Math.floor(Math.random()*limit);
}
var bUrl=new Array();
var bi=1;

bUrl[bi++]="/templet/default/images/715X182_index_pic_1.jpg";
bUrl[bi++]="/templet/default/images/715X182_index_pic_2.jpg";
bUrl[bi++]="/templet/default/images/715X182_index_pic_3.jpg";
bUrl[bi++]="/templet/default/images/715X182_index_pic_4.jpg";

//bUrl[bi++]="/company/templet/default/images/715X182_index_pic_1.jpg";

pici=randomNumber(bi-1)+1;

pic= "<img src=\"" + bUrl[pici] + "\" alt=\"\" />"

document.write (pic);