For faces, click on "markup in your posts" which you will see above the space for writing a new post. There is a list of what you can do. For a frown, it would be [ frown ] but with no spaces. The other pictures are either saved on the internet and linked to (or if it's on your computer you can upload it as an attachment), or most of them are from Smiley Central, which you can download. Click on any of the pictures from there to go to their site, where it tells you how. Here's one:
Once you have it, you can use their pictures in e-mail or here or wherever you like. It's free.

I'm glad you came.

<font color=orange>"Success is the ability to go from failure to failure without losing your enthusiasm. - Winston Churchill "</font color=orange>