GetAuthUrl

Gets an AuthURL from facebook. The AuthURL must be used to generate a verifier required to obtain the Authentication Token..

Input

Name	Type	Description
App_Id	String	The app id given to your application by facebook.
Callback_Url	String	The url the user will be redirected to after authorizing your application. Note that this must match the Site URL and App Domain you have specified in your facebook app settings.
Permissions	String	A comma separated list of permissions to request from the user. Please check the Facebook API for a list of available permissions.

Output

Name	Type	Description
URL	String	The url to be entered into a web browser to obtain the verifier token and authorize your facebook app.