var name_array = new Array();
name_array[0]="王志刚";
name_array[1]="陈旭";
name_array[2]="刘建国";

var sHTML="<img src=\"http://img.cnnix.com/img/boy/{N}.jpg\" BORDER=\"0\"><br>姓名:"+name_array[Math.random()*3|0]+" "+(Math.random()*3+27|0)+"岁,公务员<br>"
document.write(sHTML.replace("{N}",Math.random()*7+1|0))