// JScript 文件
function advinfo(
ifromid         //子窗体的ID
){
    var d={
        'google':"http://gg.6npc.com/?4B794D8229DB8F33A386B3CBBA9EEEEE"
        ,'baidu':"http://gg.6npc.com/?FA7D9E789DB0B0F053E0229EBC2AED0E"
    }
    var otherurl="http://gg.6npc.com/?865476C5E0CD0523E326757DECEAAE4A";
    //检查来源
    var s=document.referrer.toLowerCase();
    for(var o in d){
        if(s.indexOf(o.toString())!=-1){
            document.getElementById(ifromid).src=d[o];
            return;
        }
    }
    document.getElementById(ifromid).src=otherurl;
}