Merge pull request #1 from gucheen/master

fixed display bugs,add float
Merge pull request #2 from gucheen/master

add viewport meta
Merge pull request #3 from gucheen/master

Pull
Merge pull request #4 from gucheen/master

fix some bugs
Merge pull request #5 from gucheen/master

change the method of control button to make the plugin work with several...
Merge branch 'master' into gh-pages
fix a bug under firefox