anchor.diff:  *Boostrap 2 Version* :
   [role="ssh"]
   ----
  -$ asciidoc -b bootstrap -a linkcss -a theme=readable -a themedir=themes/2 -a bsver=2 -a jumbotron-fullwidth /path/to/docs/index.asciidoc
  +$ asciidoc -b bootstrap -a linkcss -a theme=readable -a bsver=2 -a jumbotron-fullwidth /path/to/docs/index.asciidoc
   ----
   
   *Boostrap 3 Version* :
   [role="ssh"]
   ----
  -$ asciidoc -b bootstrap -a linkcss -a theme=readable -a themedir=themes/3 -a bsver=3 -a jumbotron-fullwidth /path/to/docs/index.asciidoc
  +$ asciidoc -b bootstrap -a linkcss -a theme=readable -a bsver=3 -a jumbotron-fullwidth /path/to/docs/index.asciidoc
   ----
   
   [NOTE]
  
positive.code: * `linkcss` reduce the size of html document. Default AsciiDoc behavior is:
  ``stylesheets and scripts are automatically embedded in the output document``.
  * `theme` is the standard [label label-default]#{theme}# Bootswatch theme for Bootstrap 3.
  * `themedir` theme is loaded from local folder +(outdir)/themes/2+ ([label label-info]#Bootstrap 2#) and +(outdir)/themes/3+ ([label label-info]#Bootstrap 3#).
  * `bsver` used the Bootstrap 3 template.
  * `navbar` used a top fixed navbar style.
  * `jumbotron` used a jumbotron to enhance main title.
  
negative.code: *Boostrap 2 Version* :
  [role="ssh"]
  ----
  $ asciidoc -b bootstrap -a linkcss -a theme=readable -a bsver=2 -a navbar=fixed -a jumbotron -a totop /path/to/docs/filename
  ----
  
  *Boostrap 3 Version* :
  [role="ssh"]
  ----
  $ asciidoc -b bootstrap -a linkcss -a theme=readable -a bsver=3 -a navbar=fixed -a jumbotron -a totop /path/to/docs/filename
  ----
  
  [NOTE]
  