<!-----------------------------------
var back= "";
var max = 1; //イメージの数 現在は1件
var ran = Math.ceil(Math.random()*max);
if(ran == 1) back = "<A href='http://www.zatu-art21.net/search2/rank.cgi?mode=r_link&id=4942' target='_blank'><IMG SRC='http://www.zatu-art21.net/search2/saerch_ba8831.gif' width='88' height='31' border='0' alt='ZATUART21総合サーチ'></A>";
document.write("");
document.write(back);
//----------------------------------->
