Highlight pieces of text in your posts and other parts of your forum using a bbc button in SMF. A light background color will wrap your texts to call your users attentions. Useful for making lists, titles, rules page, etc. Very easy to implement in SMF with a few small edits.
Save this image:

and upload it to /Themes/your-theme/images/bbc folder.
The CSS:
Open ----> /Themes/your-theme/css/index.css and at the very end add:
.highlight-text {
background-color: #ffff88;
}
To change the highlight color, replace #ffff88; in the css file to suit your needs
Open -----> /Themes/default/languages/Modifications.english.php and add before the ?>
$txt['highlight-text'] = 'Highlight';
Open -----> /Sources/Subs-Editor.php and find:
array(
'image' => 'quote',
'code' => 'quote',
'before' => '[quote]',
'after' => '[/quote]',
'description' => $txt['bbc_quote']
),
Add after:
array(
'image' => 'highlight-text',
'code' => 'highlight-text',
'before' => '[highlight-text]',
'after' => '[/highlight-text]',
'description' => $txt['highlight-text']
),
Open ----> /Sources/Subs.php and find:
array(
'tag' => 'table',
'before' => '<table class="bbc_table">',
'after' => '</table>',
'trim' => 'inside',
'require_children' => array('tr'),
'block_level' => true,
),
Add before:
array(
'tag' => 'highlight-text',
'before' => '<span class="highlight-text">',
'after' => '</span>',
),