ok3w article system password retrieval patch

Version 4.9 is placed directly in the root directory
Put the 5.0 version in the USER directory
User_Pwd.asp is the interface for retrieving passwords for users. Enter the user name in this interface.
Get.asp uses Jmail to send the user's new password to the user in order to perform judgment and use a random 8-digit number to change the user's password.
1.0 preliminary version

1.1 Add mailbox judgment

1.2 adds 5.0 support