Paste the code below on your C.S.S. Extension file.

Code:

.controlpanel,.photos,.blogs,.reviews,.moreabout,.publiccomments,.scrapbook,.Widget,.AppModule{ position:relative;left:150px!important;width:490px;overflow:auto}.meettrail,.friends,.groups,.fanof {visibility:hidden!important}#googleAdPlacement display:none!important}body{overflow-x:hidden!important}

Updates:
All browser compatible.
Remove the scrollable overflow on the bottom of page.
Hides right side boxes. Friends, Groups, Ads, Fan of, Meet Trail

Guide:

Change the 150px on the code to suit your personal position.

Works on all browsers. Still vary from you linker though...

Apply in your .css file. :penguin: