// Author: Kevin Yank | sitepoint.com
// Description: Targets blank in xhtml strict

function externalLinks() {
 if (!document.getElementsByTagName) return;
 var anchors = document.getElementsByTagName("a");
 for (var i=0; i<anchors.length; i++) {
   var anchor = anchors[i];
   if (anchor.getAttribute("href") &&
       anchor.getAttribute("rel") == "external")
     anchor.target = "_blank";
 }
}


// Author: Travis Beckham | squidfingers.com
// Description: Remove anchor outlines from all links in the document

function blurAnchors() {
  if(document.getElementsByTagName){
    var a = document.getElementsByTagName("a");
    for(var i = 0; i < a.length; i++){
      a[i].onfocus = function(){this.blur()};
    }
  }
}

/***********************************************
* Dynamic Ajax Content- � Dynamic Drive DHTML code library (www.dynamicdrive.com)
* This notice MUST stay intact for legal use
* Visit Dynamic Drive at http://www.dynamicdrive.com/ for full source code
***********************************************/

var loadedobjects=""
var rootdomain="http://"+window.location.hostname

function ajaxpage(url, containerid){
	var page_request = false
	if (window.XMLHttpRequest) // if Mozilla, Safari etc
		page_request = new XMLHttpRequest()
	else if (window.ActiveXObject){ // if IE
		try {
			page_request = new ActiveXObject("Msxml2.XMLHTTP")
		} 
		catch (e){
			try{
				page_request = new ActiveXObject("Microsoft.XMLHTTP")
			}
			catch (e){}
		}
	}
	else
		return false
	page_request.onreadystatechange=function(){
		loadpage(page_request, containerid)
	}
	page_request.open('GET', url, true)
	page_request.send(null)
}

function loadpage(page_request, containerid){
	if (page_request.readyState == 4 && (page_request.status==200 || window.location.href.indexOf("http")==-1))
		document.getElementById(containerid).innerHTML=page_request.responseText
}

function loadobjs(){
	if (!document.getElementById)
		return
	for (i=0; i<arguments.length; i++){
		var file=arguments[i]
		var fileref=""
		if (loadedobjects.indexOf(file)==-1){ //Check to see if this object has not already been added to page before proceeding
			if (file.indexOf(".js")!=-1){ //If object is a js file
				fileref=document.createElement('script')
				fileref.setAttribute("type","text/javascript");
				fileref.setAttribute("src", file);
			}
			else if (file.indexOf(".css")!=-1){ //If object is a css file
				fileref=document.createElement("link")
				fileref.setAttribute("rel", "stylesheet");
				fileref.setAttribute("type", "text/css");
				fileref.setAttribute("href", file);
			}
		}
		if (fileref!=""){
			document.getElementsByTagName("head").item(0).appendChild(fileref)
			loadedobjects+=file+" " //Remember this object as being already added to page
		}
	}
}

// run all scripts

function runScripts()
{
  externalLinks();
  blurAnchors();
} 
window.onload = runScripts;


/* =================================================================================================
* NiceTitles
* 20th September 2004
* http://neo.dzygn.com/code/nicetitles
*
* NiceTitles turns your boring (X)HTML tags into a dynamic experience
* Modified by Kevin Hale for unfoldedorigami.com use. 
* Nicetitles now works with images, form fields and follows the mouse.
*
* Copyright (c) 2003 - 2004 Stuart Langridge, Paul McLanahan, Peter Janes, 
* Brad Choate, Dunstan Orchard, Ethan Marcotte, Mark Wubben, Kevin Hale
* 
*
* Licensed under MIT - http://www.opensource.org/licenses/mit-license.php
==================================================================================================*/

function NiceTitles(sTemplate, nDelay, nStringMaxLength, nMarginX, nMarginY, sContainerID, sClassName){
	var oTimer;
	var isActive = false;
	var showingAlready = false; //added var to start cursor tracking only AFTER delay occurs in show();
	var sNameSpaceURI = "http://www.w3.org/1999/xhtml";
	
	if(!sTemplate){ sTemplate = "attr(nicetitle)";}
	if(!nDelay || nDelay <= 0){ nDelay = false;}
	if(!nStringMaxLength){ nStringMaxLength = 80; }
	if(!nMarginX){ nMarginX = 15; }
	if(!nMarginY){ nMarginY = 35; }
	if(!sContainerID){ sContainerID = "nicetitlecontainer";}
	if(!sClassName){ sClassName = "nicetitle";}

	var oContainer = document.getElementById(sContainerID);
	if(!oContainer){
		oContainer = document.createElementNS ? document.createElementNS(sNameSpaceURI, "div") : document.createElement("div");
		oContainer.setAttribute("id", sContainerID);
		oContainer.className = sClassName;
		oContainer.style.display = "none";
		document.getElementsByTagName("body").item(0).appendChild(oContainer);
	}
	
	//=====================================================================
	// Method addElements (Public)
	//=====================================================================
	this.addElements = function addElements(collNodes, sAttribute){
		var currentNode, sTitle;
		
		for(var i = 0; i < collNodes.length; i++){
			currentNode = collNodes[i];
		
			sTitle = currentNode.getAttribute(sAttribute);
			if(sTitle){
				currentNode.setAttribute("nicetitle", sTitle);
				currentNode.removeAttribute(sAttribute);
				addEvent(currentNode, 'mouseover', show);
				addEvent(currentNode, 'mouseout', hide);
				addEvent(currentNode, 'mousemove', reposition); //added to allow cursor tracking
				addEvent(currentNode, 'focus', show);
				addEvent(currentNode, 'blur', hide);
				addEvent(currentNode, 'keypress', hide);
				addEvent(currentNode, 'mousedown', hide);
			}
		}

	}
	
	//=====================================================================
	// Other Methods (All Private)
	//=====================================================================
	function show(e){
		if (isActive){ hide(); }
		
		var oNode = window.event ? window.event.srcElement : e.currentTarget;
		if(!oNode.getAttribute("nicetitle")){ 
			while(oNode.parentNode){
				oNode = oNode.parentNode; // immediately goes to the parent, thus we can only have element nodes
				if(oNode.getAttribute("nicetitle")){ break;	}
			}
		}

		var sOutput = parseTemplate(oNode);
		setContainerContent(sOutput);
		var oPosition = getPosition(e, oNode);
		oContainer.style.left = oPosition.x;
		oContainer.style.top = oPosition.y;

		//added showingAlready. cursor tracks only after delay occurs
		if(nDelay){	
			oTimer = setTimeout(function(){oContainer.style.display = "block"; showingAlready = true;}, nDelay);
		} else {
			oContainer.style.display = "block";
		}

		isActive = true;		
		// Let's put this event to a halt before it starts messing things up
		window.event ? window.event.cancelBubble = true : e.stopPropagation();
	}
	
	function hide(){
		clearTimeout(oTimer);
		oContainer.style.display = "none";
		removeContainerContent();
		isActive = false;
		showingAlready = false;
	}
	
	//function added to allow cursor tracking by Kevin Hale
	function reposition(e){
		var oNode = window.event ? window.event.srcElement : e.currentTarget;

		var oPosition = getPosition(e, oNode);
		oContainer.style.left = oPosition.x;
		oContainer.style.top = oPosition.y;
		
		if(showingAlready){
		oContainer.style.display = "block";}
		else{
		oContainer.style.display = "none";}
		
		isActive = true;
		// Let's put this event to a halt before it starts messing things up
		window.event ? window.event.cancelBubble = true : e.stopPropagation();
	}

	function setContainerContent(sOutput){
		sOutput = sOutput.replace(/&/g, "&amp;");
		if(document.createElementNS && window.DOMParser){
			var oXMLDoc = (new DOMParser()).parseFromString("<root xmlns=\""+sNameSpaceURI+"\">"+sOutput+"</root>", "text/xml");
			var oOutputNode = document.importNode(oXMLDoc.documentElement, true);
			var oChild = oOutputNode.firstChild;
			var nextChild;
			while(oChild){
				nextChild = oChild.nextSibling; // Once the child is appended, the nextSibling reference is gone
				oContainer.appendChild(oChild);
				oChild = nextChild;
			}
		} else {
			oContainer.innerHTML = sOutput;
		}
	}
	
	function removeContainerContent(){
		var oChild = oContainer.firstChild;
		var nextChild;

		if(!oChild){ return; }
		while(oChild){
			nextChild = oChild.nextSibling;
			oContainer.removeChild(oChild);
			oChild =  nextChild;
		}
	}
	
	function getPosition(e, oNode){
		var oViewport = getViewport();
		var oCoords;
		var commonEventInterface = window.event ? window.event : e;

		if(commonEventInterface.type == "focus"){
			oCoords = getNodePosition(oNode);	
			oCoords.x += nMarginX;
			oCoords.y += nMarginY;			
		} else {
			oCoords = { x : commonEventInterface.clientX + oViewport.x + nMarginX, y : commonEventInterface.clientY + oViewport.y + nMarginY};
		}
		
		// oContainer needs to be displayed before width and height can be retrieved
		if(showingAlready == false) // if statement prevents flickering in os x firefox when tracking cursor
			{oContainer.style.visiblity = "hidden"; 
			 oContainer.style.display =  "block";}
		var containerWidth = oContainer.offsetWidth;
		var containerHeight = oContainer.offsetHeight;
		if(showingAlready == false)
			{oContainer.style.display = "none"; 
			 oContainer.style.visiblity = "visible";}

		if(oCoords.x + containerWidth + 10 >= oViewport.width + oViewport.x){
			oCoords.x = oViewport.width + oViewport.x - containerWidth - 10;
		}
		if(oCoords.y + containerHeight + 10 >= oViewport.height + oViewport.y){
			oCoords.y = oViewport.height + oViewport.y - containerHeight - oNode.offsetHeight - 10;
		}

		oCoords.x += "px";
		oCoords.y += "px";

		return oCoords;
	}

	function parseTemplate(oNode){
		var sAttribute, collOptionalAttributes;
		var oFound = {};
		var sResult = sTemplate;
		
		if(sResult.match(/content\(\)/)){
			sResult = sResult.replace(/content\(\)/g, getContentOfNode(oNode));
		}
		
		var collSearch = sResult.split(/attr\(/);
		for(var i = 1; i < collSearch.length; i++){
			sAttribute = collSearch[i].split(")")[0];
			oFound[sAttribute] = oNode.getAttribute(sAttribute);
			if(oFound[sAttribute] && oFound[sAttribute].length > nStringMaxLength){
				oFound[sAttribute] = oFound[sAttribute].substring(0, nStringMaxLength) + "...";
			}
		}
		
		var collOptional = sResult.split("?")
		for(var i = 1; i < collOptional.length; i += 2){
			collOptionalAttributes = collOptional[i].split("attr(");
			for(var j = 1; j < collOptionalAttributes.length; j++){
				sAttribute = collOptionalAttributes[j].split(")")[0];

				if(!oFound[sAttribute]){ sResult = sResult.replace(new RegExp("\\?[^\\?]*attr\\("+sAttribute+"\\)[^\\?]*\\?", "g"), "");	}
			}
		}
		sResult = sResult.replace(/\?/g, "");
		
		for(sAttribute in oFound){
			if (oFound[sAttribute] == null || oFound[sAttribute] == ""){oFound[sAttribute] = "Perform a context related search of this term.";		oContainer.setAttribute("id", "yqcontainer");}
			else{oContainer.setAttribute("id", "nicetitlecontainer");}
			sResult = sResult.replace("attr\("+sAttribute+"\)", oFound[sAttribute]);
		}
		//alert(oFound[sAttribute]);
		return sResult;
	}	
		
	function getContentOfNode(oNode){
		var sContent = "";
		var oSearch = oNode.firstChild;

		while(oSearch){
			if(oSearch.nodeType == 3){
				sContent += oSearch.nodeValue;
			} else if(oSearch.nodeType == 1 && oSearch.hasChildNodes){
				sContent += getContentOfNode(oSearch);
			}
			oSearch = oSearch.nextSibling
		}
		return sContent;
	}
	
	function getNodePosition(oNode){
		var x = 0;
		var y = 0;

		do {
			if(oNode.offsetLeft){ x += oNode.offsetLeft }
			if(oNode.offsetTop){ y += oNode.offsetTop }
		}	while((oNode = oNode.offsetParent) && !document.all) // IE gets the offset 'right' from the start

		return {x : x, y : y}
	}
	
	// Idea from 13thParallel: http://13thparallel.net/?issue=2002.06&title=viewport
	function getViewport(){
		var width = 0;
		var height = 0;
		var x = 0;
		var y = 0;
		
		if(document.documentElement && document.documentElement.clientWidth){
			width = document.documentElement.clientWidth;
			height = document.documentElement.clientHeight;
			x = document.documentElement.scrollLeft;
			y = document.documentElement.scrollTop;
		} else if(document.body && document.body.clientWidth){
			width = document.body.clientWidth;
			height = document.body.clientHeight;
			x = document.body.scrollLeft;
			y = document.body.scrollTop;
		}
		// we don't use an else if here, since Opera 7 tends to get the height on the documentElement wrong
		if(window.innerWidth){ 
			width = window.innerWidth - 18;
			height = window.innerHeight - 18;
		}
		
		if(window.pageXOffset){
			x = window.pageXOffset;
			y = window.pageYOffset;
		} else if(window.scrollX){
			x = window.scrollX;
			y = window.scrollY;
		}
		
		return {width : width, height : height, x : x, y : y };		
	}
}

//=====================================================================
// Event Listener
// by Scott Andrew - http://scottandrew.com
// edited by Mark Wubben, <useCapture> is now set to false
//=====================================================================
function addEvent(obj, evType, fn){
	if(obj.addEventListener){
		obj.addEventListener(evType, fn, false); 
		return true;
	} else if (obj.attachEvent){
		var r = obj.attachEvent('on'+evType, fn);
		return r;
	} else {
		return false;
	}
}

//=====================================================================
// Here the default nice titles are created
//=====================================================================
NiceTitles.autoCreation = function(){
	if(!document.getElementsByTagName){ return; }

	NiceTitles.autoCreated = new Object();
	
	NiceTitles.autoCreated.anchors = new NiceTitles("<p class=\"titletext\">attr(nicetitle)</p><p class=\"destination\">attr(href)</p>", 600);
	NiceTitles.autoCreated.acronyms = new NiceTitles("<p class=\"titletext\">content(): attr(nicetitle)</p>", 600);
	//for image nicetitles based off alt tags
	NiceTitles.autoCreated.images = new NiceTitles("<p class=\"destination\">attr(nicetitle)</p>", 600);
	//for form nicetitles. just add title to input and textarea tags
	NiceTitles.autoCreated.input = new NiceTitles("<p class=\"destination\">attr(nicetitle)</p>", 600);
	
		

	NiceTitles.autoCreated.anchors.addElements(document.getElementsByTagName("a"), "title");
	NiceTitles.autoCreated.images.addElements(document.getElementsByTagName("img"), "alt"); //added
	NiceTitles.autoCreated.acronyms.addElements(document.getElementsByTagName("acronym"), "title");
	NiceTitles.autoCreated.acronyms.addElements(document.getElementsByTagName("abbr"), "title");
	NiceTitles.autoCreated.input.addElements(document.getElementsByTagName("input"), "title"); //added
	NiceTitles.autoCreated.input.addElements(document.getElementsByTagName("textarea"), "title"); //added
}

addEvent(window, "load", NiceTitles.autoCreation);

/*
 * Facebox (for jQuery)
 * version: 1.2 (05/05/2008)
 * @requires jQuery v1.2 or later
 *
 * Examples at http://famspam.com/facebox/
 *
 * Licensed under the MIT:
 *   http://www.opensource.org/licenses/mit-license.php
 *
 * Copyright 2007, 2008 Chris Wanstrath [ chris@ozmm.org ]
 */

(function($) {
  $.facebox = function(data, klass) {
    $.facebox.loading()

    if (data.ajax) fillFaceboxFromAjax(data.ajax)
    else if (data.image) fillFaceboxFromImage(data.image)
    else if (data.div) fillFaceboxFromHref(data.div)
    else if ($.isFunction(data)) data.call($)
    else $.facebox.reveal(data, klass)
  }

  /*
   * Public, $.facebox methods
   */

  $.extend($.facebox, {
    settings: {
      opacity      : 0,
      overlay      : true,
      loadingImage : '../images/loading.gif',
      closeImage   : '../images/closelabel.gif',
      imageTypes   : [ 'png', 'jpg', 'jpeg', 'gif' ],
      faceboxHtml  : '\
    <div id="facebox" style="display:none;"> \
      <div class="popup"> \
        <table> \
          <tbody> \
            <tr> \
              <td class="tl"/><td class="b"/><td class="tr"/> \
            </tr> \
            <tr> \
              <td class="b"/> \
              <td class="body"> \
                <div class="content"> \
                </div> \
              </td> \
              <td class="b"/> \
            </tr> \
            <tr> \
              <td class="bl"/><td class="b"/><td class="br"/> \
            </tr> \
          </tbody> \
        </table> \
      </div> \
    </div>'
    },

    loading: function() {
      init()
      if ($('#facebox .loading').length == 1) return true
      showOverlay()

      $('#facebox .content').empty()
      $('#facebox .body').children().hide().end().
        append('<div class="loading"><img src="'+$.facebox.settings.loadingImage+'"/></div>')

			$('#facebox').css({
				top:	getPageScroll()[1] + (getPageHeight() / 10),
				left:	385.5
			}).show()
		
      $(document).bind('keydown.facebox', function(e) {
        if (e.keyCode == 27) $.facebox.close()
        return true
      })
      $(document).trigger('loading.facebox')
    },

    reveal: function(data, klass) {
      $(document).trigger('beforeReveal.facebox')
      if (klass) $('#facebox .content').addClass(klass)
      $('#facebox .content').append(data)
      $('#facebox .loading').remove()
      $('#facebox .body').children().fadeIn('normal')
      $('#facebox').css('left', $(window).width() / 2 - ($('#facebox table').width() / 2))
      $(document).trigger('reveal.facebox').trigger('afterReveal.facebox')
    },

    close: function() {
      $(document).trigger('close.facebox')
      return false
    }
  })

  /*
   * Public, $.fn methods
   */

  $.fn.facebox = function(settings) {
    init(settings)

    function clickHandler() {
      $.facebox.loading(true)

      // support for rel="facebox.inline_popup" syntax, to add a class
      // also supports deprecated "facebox[.inline_popup]" syntax
      var klass = this.rel.match(/facebox\[?\.(\w+)\]?/)
      if (klass) klass = klass[1]

      fillFaceboxFromHref(this.href, klass)
      return false
    }

    return this.click(clickHandler)
  }

  /*
   * Private methods
   */

  // called one time to setup facebox on this page
  function init(settings) {
    if ($.facebox.settings.inited) return true
    else $.facebox.settings.inited = true

    $(document).trigger('init.facebox')
    makeCompatible()

    var imageTypes = $.facebox.settings.imageTypes.join('|')
    $.facebox.settings.imageTypesRegexp = new RegExp('\.' + imageTypes + '$', 'i')

    if (settings) $.extend($.facebox.settings, settings)
    $('body').append($.facebox.settings.faceboxHtml)

    var preload = [ new Image(), new Image() ]
    preload[0].src = $.facebox.settings.closeImage
    preload[1].src = $.facebox.settings.loadingImage

    $('#facebox').find('.b:first, .bl, .br, .tl, .tr').each(function() {
      preload.push(new Image())
      preload.slice(-1).src = $(this).css('background-image').replace(/url\((.+)\)/, '$1')
    })

    $('#facebox .close').click($.facebox.close)
    $('#facebox .close_image').attr('src', $.facebox.settings.closeImage)
  }
  
  // getPageScroll() by quirksmode.com
  function getPageScroll() {
    var xScroll, yScroll;
    if (self.pageYOffset) {
      yScroll = self.pageYOffset;
      xScroll = self.pageXOffset;
    } else if (document.documentElement && document.documentElement.scrollTop) {	 // Explorer 6 Strict
      yScroll = document.documentElement.scrollTop;
      xScroll = document.documentElement.scrollLeft;
    } else if (document.body) {// all other Explorers
      yScroll = document.body.scrollTop;
      xScroll = document.body.scrollLeft;	
    }
    return new Array(xScroll,yScroll) 
  }

  // Adapted from getPageSize() by quirksmode.com
  function getPageHeight() {
    var windowHeight
    if (self.innerHeight) {	// all except Explorer
      windowHeight = self.innerHeight;
    } else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode
      windowHeight = document.documentElement.clientHeight;
    } else if (document.body) { // other Explorers
      windowHeight = document.body.clientHeight;
    }	
    return windowHeight
  }

  // Backwards compatibility
  function makeCompatible() {
    var $s = $.facebox.settings

    $s.loadingImage = $s.loading_image || $s.loadingImage
    $s.closeImage = $s.close_image || $s.closeImage
    $s.imageTypes = $s.image_types || $s.imageTypes
    $s.faceboxHtml = $s.facebox_html || $s.faceboxHtml
  }

  // Figures out what you want to display and displays it
  // formats are:
  //     div: #id
  //   image: blah.extension
  //    ajax: anything else
  function fillFaceboxFromHref(href, klass) {
    // div
    if (href.match(/#/)) {
      var url    = window.location.href.split('#')[0]
      var target = href.replace(url,'')
      $.facebox.reveal($(target).clone().show(), klass)

    // image
    } else if (href.match($.facebox.settings.imageTypesRegexp)) {
      fillFaceboxFromImage(href, klass)
    // ajax
    } else {
      fillFaceboxFromAjax(href, klass)
    }
  }

  function fillFaceboxFromImage(href, klass) {
    var image = new Image()
    image.onload = function() {
      $.facebox.reveal('<div class="image"><img src="' + image.src + '" /></div>', klass)
    }
    image.src = href
  }

  function fillFaceboxFromAjax(href, klass) {
    $.get(href, function(data) { $.facebox.reveal(data, klass) })
  }

  function skipOverlay() {
    return $.facebox.settings.overlay == false || $.facebox.settings.opacity === null 
  }

  function showOverlay() {
    if (skipOverlay()) return

    if ($('facebox_overlay').length == 0) 
      $("body").append('<div id="facebox_overlay" class="facebox_hide"></div>')

    $('#facebox_overlay').hide().addClass("facebox_overlayBG")
      .css('opacity', $.facebox.settings.opacity)
      .click(function() { $(document).trigger('close.facebox') })
      .fadeIn(200)
    return false
  }

  function hideOverlay() {
    if (skipOverlay()) return

    $('#facebox_overlay').fadeOut(200, function(){
      $("#facebox_overlay").removeClass("facebox_overlayBG")
      $("#facebox_overlay").addClass("facebox_hide") 
      $("#facebox_overlay").remove()
    })
    
    return false
  }

  /*
   * Bindings
   */

  $(document).bind('close.facebox', function() {
    $(document).unbind('keydown.facebox')
    $('#facebox').fadeOut(function() {
      $('#facebox .content').removeClass().addClass('content')
      hideOverlay()
      $('#facebox .loading').remove()
    })
  })

})(jQuery);