<object style="visibility:hidden" id="msagent" classid="clsid:d45fd31b-5c6e-11d1-9ec1-00c04fd7081f"></object>
<script language="javascript">
//coded by windy_sk <windy_sk@126.com> 20040214

var agent = null;
var agentid, agentacs;
var agentload = false;

function loadagent(newagent) {
 if(agentload) {
  msagent.characters.unload(agentid);
  msagent.connected = false;
  agent = null;
 }
 agentid = newagent;
 agentacs = "http://agent.microsoft.com/agent2/chars/" + newagent + "/" + newagent + ".acf";
 msagent.connected = true;
 msagent.characters.load(agentid, agentacs);
 agentload = true;
 agent = msagent.characters.character(agentid);
 agent.get("state", "showing, hiding");
 agent.moveto(400, 300);
 agent.show();
 return;
}

loadagent("merlin");
</script>

msagent select :
<select name="agent_select" onchange="loadagent(this[this.selectedindex].text)">
 <option>merlin</option>
 <option>peedy</option>
 <option>genie</option>
 <option>robby</option>
</select>