Its really a lengthy process to add the border or duble border around the image. CSS trick makes this easier and easy to edit. Just follow the steps below.

Example:

STEP ONE: Paste this code into the HEAD of your HTML document

<style>

.imgborder{ border:1px solid #666666; padding:2px;}

</style>

STEP TWO: Paste this code into the BODY of your HTML document

<img src="imagename.gif" width="" Height="" class="imgborder">