Append ‘Read More’ to the end of the_excerpt()

This snippet, when added to your theme’s functions.php file, will allow you to append ‘… Read More’ or any other text to the end of your excerpts. Creates a more streamlined look.

<br />
function excerpt_readmore($more) {<br />
	return '... &lt;a href=&quot;'. get_permalink($post-&gt;ID) . '&quot; class=&quot;readmore&quot;&gt;' . 'Read More' . '&lt;/a&gt;';<br />
}<br />
add_filter('excerpt_more', 'excerpt_readmore');<br />

Source: WPSnipp.com