Конечно, просто нажмите на кнопку загрузки:
<html><body onload="document.getElementById('login').click();">
<form
id="myForm"
action="http://***.***.***.***/***/****/*******="
method="post">
Account name:<br>
<input name="****" value="****" />
<br>
Password:<br>
<input type="password" name="pwd" value="****" />
<br><br>
<input type="submit" value="Login" id="login">
</form>
</body></html>