I thought I'd add this quick 'how to' ask I've seen it asked a few times over the years...
Anyway, when you click on the reply button the 'smiley' icons should be just below the large text box that you type into.
If not then it may be that your settings are wrong. In that case look towards the top left and find the User CP link. Click that to go into your user control panel.
On the left under the Control Panel click on the Edit Options link.
Scroll right to the bottom to the Miscellaneous Options bit and make sure that the Message Editor Interface is set to 'Standard Editor - Extra formatting controls'.
Click on the 'Save Changes' button at the very bottom and you should be good to go
Anyway, when you click on the reply button the 'smiley' icons should be just below the large text box that you type into.
If not then it may be that your settings are wrong. In that case look towards the top left and find the User CP link. Click that to go into your user control panel.
On the left under the Control Panel click on the Edit Options link.
Scroll right to the bottom to the Miscellaneous Options bit and make sure that the Message Editor Interface is set to 'Standard Editor - Extra formatting controls'.
Click on the 'Save Changes' button at the very bottom and you should be good to go