How to Install Simple Twitter Buttons Module
Download the zip file of Simple Twitter Buttons module.
Login Administration panel of your Website.
Select Extensions>> Install >> Modules>>Browse to the location where you saved zip file >>Select Upload.
You will see the Message "Module uploaded successfully!!!"
Go to Module Manager. Find and open Simple Twitter Follow Me Buttons
Enter your Twitter Account ID
Select position where you want to display it in your template.
Select a Twitter Button from the list.
Save the settings. And you are all set.