Sidebar at the bottom

http://wordpress.org/search/sidebar+bottom?forums=1

this topic has been covered many times here at the forums… it’s usually an issue with an image being too wide for the element it’s in (content or sidebar)

http://validator.w3.org/check?uri=http%3A%2F%2Fwww.philipkhor.com%2Fblog%2F&charset=%28detect+automatically%29&doctype=Inline&ss=1
that’s in English and HTML – I assume you know those? There are 65 errors there and I’m willing to bet that you’ll find the exact root of your problem there.