[PHP] undefined variable when using if ($var) {}

I'm rather new to PHP, so this should be fairly easy to answer. I checked the manual and FAQ already. I'm using the following code, and I get the following message if $id has nothing in the var (i have it set to a default of type int, not null in mysql). Is there a way around this or something

[PHP] Re: Login displays the pass and user in url

You have to add an extra tag into the form tag (method=post), it should read as follows: (form name=\login\ action=\$PHP_SELF\ method=post David Orn Johannsson [EMAIL PROTECTED] wrote in message 003001c1d418$7126b3f0$6500640a@gandalf">news:003001c1d418$7126b3f0$6500640a@gandalf... Can I some