Why Does A Particular Webmail Application Load Automatically?

This is because you clicked the Enable AutoLoad link on the Secure Webmail Login screen. To disable auto-loading:

1. Login to your email account.
2. Click the Stop button before the timer counts down to 0 in the pop-up window.
3. Click the red Disable AutoLoad link to prevent the webmail client from automatically loading whenever you access the Secure Webmail Login