// Breadcrumb Links Script, by Nate Baldwin (www.mindpalette.com)
var homePage = "Home"; // text name for home page link
var sepChars = " > "; // character(s) to sepCharsarate links
var linkHome = "/"; // base URL for links
var hideIndex = true; // hide the index page name at end of links
var UToSpace = true; // change all underscores to spaces in folder names
var DToSpace = true; // change all dashes to spaces in folder names
var changeCaps = 1; // 0 = no change, 1 = Initial Caps, 2 = All Upper, 3 = All Lower
var hideExt = true; // hide extenion in file name
//-------------------------------------------------------------------------
// SCRIPT FUNCTIONS  (shouldn't need to edit code below)...
//-------------------------------------------------------------------------
// build breadcrumb links...
function MPJSBackLinks() {
    var linkHTML = '';
    var thisURL = window.location + '';
    var urlPair = thisURL.split('//');
    if (urlPair.length > 1) thisURL = urlPair[1];
    var dirArray = thisURL.split('/');
    var linkArray = dirArray.slice(1);
    var linkDir = '/';
    var currentPage = '';
    if (linkHome != '' && linkHome != '/') {

        var thisTest = linkHome.split('//');
        if (thisTest.length > 1) linkHome = thisTest[1];
        startArray = linkHome.split('/');
        var backCount = 0;
        for (var n = 0; n < startArray.length; n++) {
            if (startArray[n] == '..') backCount++;
            else break;
        }
        if (backCount > 0) {
            var part1 = dirArray.slice(0, (dirArray.length - backCount - 1));
            var part2 = startArray.slice(backCount);
            startArray = part1.concat(part2);
        } else {
            var newStart = new Array(dirArray[0]);
            for (var n = 1; n < startArray.length; n++) {
                var thisTest = (typeof dirArray[n] != "undefined") ? dirArray[n] : false;
                if (thisTest && thisTest == startArray[n]) newStart[n] = startArray[n];
                else break;
            }
            startArray = newStart;
        }
        if (startArray.length > 1) {
            var lastOne = startArray[startArray.length - 1];
            if (lastOne != '') {
                var thisTest = lastOne.split('.');
                if (thisTest.length > 1) startArray[startArray.length - 1] = '';
                else startArray[startArray.length] = '';
            }
            if (homePage == '') homePage = startArray[startArray.length - 2];
            linkArray = dirArray.slice(startArray.length - 1);
            if (startArray[0] != '') startArray[0] = "http://" + startArray[0];
            linkDir = startArray.join('/');
        } else linkArray = dirArray.slice(1);
    } else {
        linkArray = dirArray.slice(1);
        if (homePage == '') homePage = dirArray[0];
    }
    var backTrack = 1;
    if (linkArray[linkArray.length - 1] != '') {
        var lastOne = linkArray[linkArray.length - 1];
        var testName = lastOne.split('.');
        if (testName[0] == 'index' || testName[0] == 'default') {
            backTrack = 2;
            currentPage = linkArray[linkArray.length - 2];
        } else if (hideExt) currentPage = testName[0]
        else currentPage = lastOne;
    } else {
        backTrack = 2;
        currentPage = linkArray[linkArray.length - 2];
    }
    var html = '';
    if (linkArray.length >= backTrack) {
        linkArray = linkArray.slice(0, linkArray.length - backTrack);
        var links = new Array();
        if (homePage != '') {
            homePage = MPBCParseText(homePage, UToSpace, DToSpace, changeCaps);
			
            links[links.length] = '<a href="' + linkDir + '">' + homePage + '</a>';
        }
        var baseDir = linkDir;
        for (var n = 0; n < linkArray.length; n++) {
            baseDir += linkArray[n] + '/';
            var thisText = MPBCParseText(linkArray[n], UToSpace, DToSpace, changeCaps);
            links[links.length] = '<a href="' + baseDir + '">' + thisText + '</a>';
        }
        if (currentPage != '') links[links.length] = MPBCParseText(currentPage, UToSpace, DToSpace, changeCaps);
        html = '<div class="mp_backlinks">Quicklinks: ' + links.join(sepChars) + '<\/div>';
    }
    return html;
}
// parse string through text filters
function MPBCParseText(thisText, UToSpace, DToSpace, changeCaps) {
    if (typeof thisText != "undefined" && thisText) {
        if (DToSpace) thisText = MPBCReplaceChar('-', ' ', thisText);
        if (UToSpace) thisText = MPBCReplaceChar('_', ' ', thisText);
        if (changeCaps) thisText = MPBCFixCaps(thisText, changeCaps);
    } else thisText = '';
    return thisText;
}
// find and replace single character in string...
function MPBCReplaceChar(oldChar, newChar, thisString) {
    var newString = '';
    for (var n = 0; n < thisString.length; n++) {
        newString += (thisString.charAt(n) == oldChar) ? newChar: thisString.charAt(n);
    }
    return newString;
}
// determine changes in capitalization...
function MPBCFixCaps(thisString, changeCaps) {
    if (changeCaps == 1) thisString = MPBCUCWords(thisString);
    else if (changeCaps == 2) thisString = thisString.toUpperCase();
    else if (changeCaps == 3) thisString = thisString.toLowerCase();
    return thisString;
}
// capitalize the first letter of every word...
function MPBCUCWords(thisString) {
    var thisArray = thisString.split(' ');
    var newString = '';
    for (var n = 0; n < thisArray.length; n++) {
        var firstChar = thisArray[n].charAt(0).toUpperCase();
        var theRest = thisArray[n].substring(1, thisArray[n].length);
        newString += firstChar + theRest + ' ';
    }
    return newString.substring(0, newString.length - 1);
}
document.write(MPJSBackLinks());