html reads text file content_javascript skills

<script> <BR>Function bytes2BSTR(vIn) <BR> strReturn = "" <BR> For i = 1 To LenB(vIn) <BR> ThisCharCode = AscB(MidB(vIn,i,1)) <BR> If ThisCharCode < &H80 Then <BR> strReturn = strReturn & Chr(ThisCharCode) <BR> Else <BR> NextCharCode = AscB(MidB(vIn,i+1,1)) <BR> strReturn = strReturn & Chr(CLng(ThisCharCode) * &H100 + CInt(NextCharCode)) <BR> i = i + 1 <BR> End If <BR> Next <BR> bytes2BSTR = strReturn <BR>End Function <BR></script> <script> <BR>var xmlUrl = new ActiveXObject('Microsoft.XMLHTTP'); <BR>xmlUrl.Open('GET','1.txt'); <BR>xmlUrl.Send(); <BR>setTimeout('alert(bytes2BSTR(xmlUrl.ResponseBody))',2000); <BR></script>