<form action="http://www.logfacil.com.br/rodo/sislognet/" method="get" target="_blank"><input name="id" type="hidden" value="497" />
Usuário: <input name="usuario" size="20" type="text" />  Senha: <input name="senha" size="20" type="text" /><input name="acessar" type="submit" value="Acessar" />

</form>