Please Help!!!

Can any one help..... I'm having issues with a piece of code.....

The script works but I don't get a button of anykind on a wap device....... am I doing somwthing wrong?

Many thanks
Nick


<%
Option Explicit
Response.Buffer = True
Response.ContentType ="text/vnd.wap.wml"
%><?xml version="1.0"?>
<!DOCTYPE wml PUBLIC "-//WAPFORUM//DTD WML 1.1//EN"
"http://www.wapforum.org/DTD/wml_1.1.xml">
<wml>
<%
dim W_TITLE,W_ENCODINGTYPE
W_TITLE="register"
W_ENCODINGTYPE=0
%>
<card id="p2" title="<%=W_TITLE%>">
<do type="prev" label="Back"><prev/></do>
<p>Enter the details below
<input name="inp_mobile" value="Mobile Number" type="text" maxlength="11"/>
<input name="inp_network" value="Mobile Network" type="text" maxlength="11"/>
<input name="inp_email" value="Email Address" type="text"/>
</p>
<do type="accept" label="GO">
<go href="http://www.komotion.org/wap/test/insert.asp" method="post">
<postfield name="number" value="$(inp_mobile)"/>
<postfield name="network" value="$(inp_network)"/>
<postfield name="email" value="$(inp_email)"/>
</go>
</do>
</card></wml>