Strange offset empty space in IE7?

Question

I'm now developing a website, I have a header as usual. But there is a problem in search textBox input with IE7. When I look at there with IE developer tools I see strange LEFT offset this is what the problem is actually. Any helps appreciated.

This is where you can see the problem

source code(.rar)

Answer 1

add display:inline; to #searchBox

and addjust 1 or 2 px width of your button, problem will be solved

this problem arise in IE6 & 7, its called double float margin bug, when you apply margin to the first floating element, its margen get doubled in IE6 & 7.