Help!! how do i submit this form?

[qpabani]

<form method="post" action="Login.asp" name="postForm" LANGUAGE="javascript" onsubmit="return Submit_onclick()">
<input id="UserName" maxlength="50" name="LUserName" size="20" type="text>
<input id="PassWord" maxlength="50" name="LPassWord" size="20" type="password
<input name="PostIt" type="hidden" value="1">
<input type="submit" value="Login" Name="Submit">
</form>

Ive tried everything from webbrowser1.document.forms(0).submit to anything else i can think of, but i just cant seem to submit the form!

does anyone know how i can do this?