$(function(){
    // build side menu
    var html = '';

    $('.bs-docs-section h1').each(function () {
        var mainheader = $this = $(this);
        var subheaders = $this.nextUntil('h1', 'h2, h3');

        if (mainheader.length) {
            html += '<li><a href="#' + mainheader[0].id +'">' + mainheader.clone().children().remove().end().text() + '</a>';

            if (subheaders.length) {
                html+= '<ul class="nav">';
                subheaders.each(function() {
                  html +=  '<li><a href="#' + this.id +'">' + $(this).clone().children().remove().end().text() + '</a></li>';
                });
                html+= '</ul>';
            }

            html += '</li>';
        }
    });

    if (html == '') {
        $('[role=complementary]').hide();
        $('[role=main]').toggleClass('col-md-9 col-md-12');
    }
    else {
        $('.bs-docs-sidenav').html(html);
    }

    /*!
    * JavaScript for Bootstrap's docs (http://getbootstrap.com)
    * Copyright 2011-2014 Twitter, Inc.
    * Licensed under the Creative Commons Attribution 3.0 Unported License. For
    * details, see http://creativecommons.org/licenses/by/3.0/.
    */
    !function(a){a(function(){if(navigator.userAgent.match(/IEMobile\/10\.0/)){var b=document.createElement("style");b.appendChild(document.createTextNode("@-ms-viewport{width:auto!important}")),document.querySelector("head").appendChild(b)}{var c=a(window),d=a(document.body);a(".navbar").outerHeight(!0)+10}d.scrollspy({target:".bs-docs-sidebar"}),c.on("load",function(){d.scrollspy("refresh")}),a(".bs-docs-container [href=#]").click(function(a){a.preventDefault()}),setTimeout(function(){var b=a(".bs-docs-sidebar");b.affix({offset:{top:function(){var c=b.offset().top,d=parseInt(b.children(0).css("margin-top"),10),e=a(".bs-docs-nav").height();return this.top=c-e-d},bottom:function(){return this.bottom=a(".bs-docs-footer").outerHeight(!0)}}})},100),setTimeout(function(){a(".bs-top").affix()},100)})}(jQuery);
});

function trianglify(color1, color2) {
    var header = $('#jumbotron-header'),
        t = new Trianglify({
            cellsize: 90,
            noiseIntensity: 0,
            x_gradient: [color1, color2]
        }),
        pattern = t.generate(window.screen.width | header.outerWidth(), header.outerHeight()*1.2);

    header.css('background-image', pattern.dataUrl);
}