var mess = new Array(
'<img src="../banners/JS_3Coins.jpg">',
'<img src="../banners/JS_Arowana.jpg">',
'<img src="../banners/JS_Boat.jpg">',
'<img src="../banners/JS_Buddha.jpg">',
'<img src="../banners/JS_Coins.jpg">',
'<img src="../banners/bowl.jpg">',
'<img src="../banners/JS_Wu_Lus.jpg">',
'<img src="../banners/JS_ingots.jpg">',
'<img src="../banners/JS-Goldfish.jpg">');
var max = mess.length;
var num = Math.floor((Math.random() * max));
document.writeln(mess[num]);