Speedy Smilies is a quick and easy way of inserting emoticons in WordPress and load them faster in web-browser of yourwebsite visitors.. Additionally to speed benefits, Speedy Smilies also allows your blog authors to quickly and easily change the appearance of emoticons using sets of smileys.
Install and activate Speedy Smilies plugin. After activation you can insert smileys inside your blog posts, pages and other custom post types direct from the post’s add new/ edit page by using its newly added metabox.
Other than this you can also control its options from its admin area settings page. You can easily enable and disable smileys feature and select the smileys set you from the given list of smileys.