/**
 * Makes HTML documentation interactive
 *
 * @licstart  The following is the entire license notice for the JavaScript
 * code in this page.
 *
 *  Copyright (C) 2011  Free Software Foundation, Inc.
 *
 *  This program is free software: you can redistribute it and/or modify it
 *  under the terms of the GNU General Public License as published by the
 *  Free Software Foundation, either version 3 of the License, or (at your
 *  option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 * @licend  The above is the entire license notice for the JavaScript code
 * in this page.
 */

var head = document.getElementsByTagName( 'head' )[ 0 ],
    css  = document.createElement( 'link' );

css.type = 'text/css';
css.rel  = 'stylesheet';

// quick-n-dirty sub and super script impl (it is by no means
// perfect)
var vars = document.getElementsByTagName( 'var' ),
    chk  = /\\/;

for ( var i in vars )
{
    var v = vars[ i ];

    if ( !chk.test( v.innerHTML ) )
    {
        continue;
    }

    v.innerHTML = v.innerHTML
        .replace( /(\\.*)$/, '<div>$1</div>' )
        .replace( /\\_([^ \\]+)/, '<sub>$1</sub>' )
        .replace( /\\\^([^ \\]+)/, '<sup>$1</sup>' )
        .replace( /(<\/su[bp]><su[bp])>/, '$1 class="left">' );
}

var hlnodes = document.querySelectorAll(
    '.verbatim, .samp, .code, .example'
);

// highlight code blocks
for ( var i in hlnodes )
{
    hljs.highlightBlock( hlnodes[ i ], '    ' );
}