try to fix the bug when the nav is too high
update docs.js
fix the top 40px bug
continue to fix the bug
Merge remote-tracking branch 'qiniu/master' into fix_the_sidebar_too_tall_bug
update docs.js
jquery selector
remove jquery.hcsticky plguin
clear debugger code
mac chrome test ok . add a todo
fix the api-index border-left style because of selector 'api'
Merge pull request #78 from SunLn/fix_the_sidebar_too_tall_bug

Fix the sidebar too tall bug