Under your account settings you will find an option to link your artselector account to your Facebook account - enabling you to login to artselector with your facebook login and password.  Note: you must first have an active Facebook account before you can proceed.

To add a Facebook account click on the tab that has your user name on it or click on the blue Facebook logo on the main artselector login page.  Add your Facebook account details and check the box that says 'Link my account on artselector and my Facebook account' before clicking the submit button.

To unlink your artselector account from your Facebook account go here: http://www.facebook.com/editapps.php  and remove the artselector app by clicking on the delete cross.