1. Login
your account2. LAYOUT ==> Edit HTML ===> tick mark EXPAND TEXT WIDGET
3. Find code below
<b:section class='sidebar' id='sidebar' preferred='yes'>
4. Copy and paste HTML code below and paste after HTMl code above
Notes : The solid text below is original HTML from your templates, you can add HTML codes after the solid text.
<b:widget id='Label1' locked='false' title='My Blog Categories' type='Label'>
<b:includable id='main'>
<b:if cond='data:title'>
<h2 align='center' style='font-size:98%;'><data:title/></h2>
</b:if>
<div align='center' class='widget-content'><script src='http://halotemplates.s3.amazonaws.com/wp-cumulus-example/swfobject.js' type='text/javascript'/>
<div id='flashcontent'>Blogumulus by <a href='http://www.roytanck.com/'>Roy Tanck</a> and <a href='http://www.bloggerbuster.com'>Amanda Fazani</a></div>
<script type='text/javascript'>
var so = new SWFObject("http://halotemplates.s3.amazonaws.com/wp-cumulus-example/tagcloud.swf", "tagcloud", "260", "200", "7", "#ffffff");
// uncomment next line to enable transparency
//so.addParam("wmode", "transparent");
so.addVariable("tcolor", "0x333333");
so.addVariable("mode", "tags");
so.addVariable("distr", "true");
so.addVariable("tspeed", "100");
so.addVariable("tagcloud", "<tags>
<b:loop values='data:labels' var='label'><a expr:href='data:label.url' style='15'><data:label.name/></a></b:loop></tags>");
so.addParam("allowScriptAccess", "always");
so.write("flashcontent");
</script>
<b:include name='quickedit'/>
</div>
</b:includable>
</b:widget>
5. Finish,
Save and see the results.
If you want to change the size of high and wide, stay wide change that code'240 'and'300 high' in accordance with your wishes. To change color, you can change code in which any posts # ffffff.