Fix side-nav for WebKit browsers.
Fix side-nav for WebKit browsers.

Only the first entry was displayed in side-nav for Chrome and Safari.
It obviously works without navbar-fixed.

4minitz/4minitz,Huggle77/4minitz,RobNeXX/4minitz,4minitz/4minitz,RobNeXX/4minitz,4minitz/4minitz,RobNeXX/4minitz,Huggle77/4minitz,Huggle77/4minitz