/*****
Dynamic Javascript Breadcrumb Navigation by Adam DuVander
duvinci-dot-com/projects/javascript/crumbs/

Released under Creative Commons License:
creativecommons-dot-org/licenses/by/2.5/

Modified 6/4/07 by Andrew Welch, Aurora Public Library
*****/
var crumbsep = " > ";
var sectionsep = "/";
var filesep = "_"
var rootpath = "/screens"; // Use "/" for root of domain.
var rootname = "Home";

var ucfirst = 1; // if set to 1, makes "directory" default to "Directory"
var	docTitle = new String;
	docTitle = document.title;
var defText = docTitle.indexOf(" - ");
	docTitle = docTitle.slice(0,defText); // removes the " - Aurora Public Library..." from document title
var showpage = ""; // this contains what to show as the current page in the crumb. Set to "" to show nothing

var objurl = new Object; // translate how the filename (in braces) displays in the breadcrumb;
//objurl['topics'] = 'All Topics';
objurl['programs'] = 'Programs & Events';
objurl['reading_programs'] = 'Reading Programs';
objurl['locations'] = 'Locations & Hours';
objurl['topic_guides'] = 'Subjects A-Z';
//objurl['topic_guides'] = 'Topic Guides';
objurl['research'] = 'Research Tools';
objurl['support'] = 'Support the Library';
objurl['about'] = 'About Us';
objurl['downloads'] = 'Free Downloads';
objurl['home'] = 'Home & Garden';

// Grab the page's url and break it up into directory pieces
var pageurl = (new String(document.location));
var protocol = pageurl.substring(0, pageurl.indexOf("//") + 2);
pageurl = pageurl.replace(protocol, ""); // remove protocol from pageurl
var rooturl = pageurl.substring(0, pageurl.indexOf(rootpath) + rootpath.length); // find rooturl
var adjurl = pageurl.substring(0, pageurl.indexOf(rootpath) + rootpath.length - 7);
adjurl = protocol + adjurl; // removes "/screens" from home url

if (rooturl.charAt(rooturl.length - 1) == "/") //remove trailing slash
{
  rooturl = rooturl.substring(0, rooturl.length - 1);
}
pageurl = pageurl.replace(rooturl, ""); // remove rooturl from pageurl
if (pageurl.charAt(0) == '/') // remove beginning slash
{
  pageurl = pageurl.substring(1, pageurl.length);
}

var page_ar = pageurl.split(sectionsep);
var currenturl = protocol + rooturl;
var allbread = "<a href=\"" + adjurl + "\">" + rootname + "</a>"; // start with root

for (i=0; i < page_ar.length-1; i++)
{
  var displayname = "";
  currenturl += "/" + page_ar[i];
  if (objurl[page_ar[i]])
  {
    displayname = objurl[page_ar[i]];
  }
  else
  {
    if (ucfirst == 1)
    {
      displayname = page_ar[i].charAt(0).toUpperCase() + page_ar[i].substring(1);
    }
    else
    {
      displayname = page_ar[i];
    }
  }

  allbread += crumbsep + "<a href=\"" + currenturl + ".html\">" + displayname + "</a>";
}
if (showpage != "")
{
  allbread += crumbsep + showpage;
}
document.write(allbread);