vBulletin Manual - Message Posting Interface Options

vBulletin Options > vBulletin Options > Message Posting Interface Options

Enable Clickable Message Formatting Controls
This global switch allows you to set the available message formatting toolbar and clickable smilies for the Full Editor, Quick Reply and Quick Edit individually. The option set for each one here is the maximum toolbar level available for each area.
Smiliebox Total Smilies
How many smilies should be displayed in the smiliebox before the user is prompted to click for the more smilies popup window?

Set this value to 0 if you would like to hide the clickable smiliebox completely.
Smiliebox Smilies Per Row
If the smiliebox is enabled, how many smilies should be shown per row of the box?
Smilie Menu Total Smilies
Use this option to set the number of smilies that will appear in the WYSIWYG popup smilie menu before the 'show all smilies' link is displayed.

Set this value to 0 if you would like to hide the popup smilie menu completely.