Scrolling text in posts with selectable direction
Adds the special tag, that allows to paste scrolling text with two directions to choose, to the reply form
http://se.uploads.ru/xHosG.jpg

Author: Fover
Platform: MyBB

To HTML-bottom (Admin → Options: 2nd form):

Code:
    <style type="text/css">
    #button-marquee {background: url(http://forumfiles.ru/files/0013/76/d2/11255.png) no-repeat center;}
    #marquee-area img {cursor: pointer;}
    </style>
    <script type="text/javascript">
    $('#button-right').after('<td id="button-marquee" title="Creeping line"><img onclick="changeVisibility(\'marquee-area\')" src="/i/blank.gif"></td>');$('#form-buttons').append('<div class="container" id="marquee-area" style="display: none; padding: 10px; position: absolute; right: 6px; top: 43px; width: auto;"><img src="http://forumfiles.ru/files/0013/76/d2/30491.png" onclick="bbcode(\'[marquee=left]\',\'[/marquee]\');">&nbsp;&nbsp;&nbsp;<img src="http://forumfiles.ru/files/0013/76/d2/51628.png" onclick="bbcode(\'[marquee=right]\',\'[/marquee]\');"></div>');
    $('.post-content p:contains("[marquee")').each(function(){$(this).html($(this).html().replace(/\[marquee=(.*?)\](.*?)\[\/marquee\]/gm, '<marquee direction="$1" onMouseOver="this.stop()"  onMouseOut="this.start()">$2</marquee>'));});
    </script>