Step 1
Open MS Outlook Express. Make sure that "Rich-Text (HMTL)" under "Format" is enabled.

 
 
Step 2
To insert smilie into your email go to the "Insert..." menue and chose "Picture".

 
 
Step 3
Paste smilie-email-code into box "Picture Source".

 
 
Step 4
The smilie should now appear in your email!