下面的代码运行后怎么没结果,请指点
<html>
<body>
<form name="form1" method="post" action="checkbox.asp">
<p>
<input name="checkbox1" type="checkbox" id="checkbox1" value="checkbox1">
</p>
<p> <input type="checkbox" name="checkbox1" value="checkbox2">
</p>
<p>
<input type="checkbox" name="checkbox1" value="checkbox3">
</p>
<p> <input type="submit" name="Submit" value="提交">
</p>
</form>
<%if request.form("submit")="提交" then
result=request.form("chekbox1")
response.Write result
end if
%>
</body>
</html>