/////////////////////////////////////////// BASIC FUNCTIONS, DON'T EDIT ///////////////////////////////////////////

/**
 * Starts executing the initializing functions when either the DOM structure of the page has been loaded ('domready'), or the entire page ('load').
 * 
 * @author Ralph.Meeuws (ralph.meeuws{AT}efocus.nl)
 * @uses Mootools 1.2.2 JavaScript Library
 */
window.addEvents({
	'domready': function() {
		initExternalLinks();
		initFormSubmitButtons();
		initPageBrowserCentering();
		initAZIndexColumns();
		initEqualHeightFix();
		pushboxSlideShow();
	},
	'load': function() {
		
	}
});


/**
 * initExternalLinks
 * Opens external links valid in a new window without the target attribute.
 * 
 * @author Ralph.Meeuws (ralph.meeuws{AT}efocus.nl)
 * @uses <a href="http://www.efocus.nl/" class="external">eFocus</a>
 */
function initExternalLinks() {
	var arrExternalLinks = $$('a.external');
	if (arrExternalLinks.length == 0) return;
	
	arrExternalLinks.each(function(elExternalLink) {
		elExternalLink.addEvent('click', function(event) {
			event.stop();
			window.open(this.get('href'));   
		});
	});
}



/**
 * initFormSubmitButtons
 * Centers the page browser.
 * 
 * @author Ralph.Meeuws (ralph.meeuws{AT}efocus.nl)
 * @return void
 */
function initFormSubmitButtons() {
	var arrForms = $$('form');
	if (arrForms.length == 0) return;
	
	arrForms.each(function(elForm){
		// Toegevoegd i.v.m. tabs op inleveren auto buttons
		if(elForm.getElement('.button') != null) {
			elForm.getElement('.button').addEvent('click', function(event){
				event.stop();
				elForm.submit();
			});
		}
	});
}



/**
 * initPageBrowserCentering
 * Centers the page browser.
 * 
 * @author Ralph.Meeuws (ralph.meeuws{AT}efocus.nl)
 * @return void
 */
function initPageBrowserCentering() {
	arrPageBrowsers = $$('.page_browser');
	if (arrPageBrowsers.length == 0) return;
	
	arrPageBrowsers.each(function(elPageBrowser){
		intPageBrowserWidth = elPageBrowser.getWidth();
		
		elPageBrowser.setStyles({
			'position': 'relative',
			'left': '50%',
			'width': intPageBrowserWidth,
			'margin-left': -(intPageBrowserWidth / 2)
		});
	});
}


/**
 * pushboxSlideShow
 * Animates the header slideshow on the homepage and defines the interaction.
 *
 * @author Ralph Meeuws (ralph.meeuws[AT]efocus.nl)
 * @editor Phi Son do <phison.do{AT}efocus.nl>
 * @param arrSlides, intStartSlide, blnLoop, intInterval, blnAutoPlay, blnPlaying
 * @param strOutEffectProperty, intOutEffectStartValue, intOutEffectEndValue, intOutEffectDuration
 * @param strInEffectProperty, intInEffectStartValue, intInEffectEndValue, intInEffectDuration
 * @param elNav, strLabelPrev, strLabelNext, strLabelFirst, strLabelLast, strLabelPlay, strLabelPause
 * @return EfxNavSlideShow Class instance
 */
function pushboxSlideShow(){
	if (!$('pushbox')) return;
	
	var elMySs = $('pushbox');
	var arrMySlides = elMySs.getElement('.slides').getElements('li');	
	var elMyNav = elMySs.getElement('.pushbox_nav');

	var objSlideShow = new EfxNavSlideShow({
		arrSlides: arrMySlides,
		elNav: elMyNav,
		strOutEffectProperty: 'left',
		intOutEffectStartValue: 0,
		intOutEffectEndValue: -714,
		strInEffectProperty: 'left',
		intInEffectStartValue: 714,
		intInEffectEndValue: 0,		
		intInterval: 5000
	});
	
}


/**
 * initAZIndexColumns
 * Divides the A-Z Index list into three separate lists acting as columns.
 * 
 * @author Ralph.Meeuws (ralph.meeuws{AT}efocus.nl)
 * @return void
 */
function initAZIndexColumns() {
	if (!$(document).getElement('.index_subjects')) return;
	
	var elIndexSubjects = $(document).getElement('.index_subjects');
	var arrIndexSubjects = elIndexSubjects.getChildren('li');
	var intIndexColumnAverageHeight = Math.ceil(elIndexSubjects.getHeight() / 3);
	var intIndexColumnHeight = 0;
	var intIndexFrom = 0;
	
	arrIndexSubjects.each(function(elIndexSubject, intSubjectIndex){
		intIndexColumnHeight = intIndexColumnHeight + (elIndexSubject.getHeight() + elIndexSubject.getStyle('margin-bottom').toInt());
		if ((intIndexColumnHeight > intIndexColumnAverageHeight) || (intSubjectIndex == arrIndexSubjects.length - 1)) {
			elIndexSubjectsCol = elIndexSubjects.clone();
			elIndexSubjectsCol.getChildren('li').each(function(elChild, intChildIndex){
				if ((intChildIndex < intIndexFrom) || (intChildIndex > intSubjectIndex)) {
					elChild.dispose();
				}
			});
			elIndexSubjectsCol.injectBefore(elIndexSubjects);
			
			intIndexFrom = intSubjectIndex + 1;
			intIndexColumnHeight = 0;
		}
	});
	
	elIndexSubjects.dispose();
}


/**
 * initEqualHeightFix
 * Fix equal height for small content block
 * 
 * @author CSD (phison.do{AT}efocus.nl)
 */
function initEqualHeightFix() {
	if (!document.getElement('.small_content_block')) return;
	
	var arrSmallContentBlocks = $$('.small_content_block div');
	
	var intSmallContentBlockHeightMax = 0;
	
	arrSmallContentBlocks.each(function(elSmallContentBlock){	
		if (elSmallContentBlock.getHeight() > intSmallContentBlockHeightMax) {
			intSmallContentBlockHeightMax = elSmallContentBlock.getHeight();
		}
	});	
	
	arrSmallContentBlocks.each(function(elSmallContentBlock){
		elSmallContentBlock.setStyle('height', intSmallContentBlockHeightMax);
	});		

}


///////////////////////////////////////////////////////////////////////////////////////////////////////////////////
////////////////////////////// Toevoeging : Jaspert t.b.v. meten van clickouts externe urls ////////////////////////

/*

// Written by André Scholten, 2007
// Updated: february 2009
// http://andrescholten.nl/index.php/uitgaande-links-simpel-meten-met-google-analytics/

// Gebruike je het oude urchin.js (false) of het nieuwe ga.js (true) script
var new_ga_script = true;

// Uitgaande links naar deze domeinen negeren: ("domein1.nl www.domein2.nl")
var ignore_urls      = "";

var prefix_clickouts = "/clickouts/";
var prefix_mailto    = "/mailto/";

// ***** Configuratie *****

function xxaddEvent(element, type, handler)
{
  if (element.addEventListener)
  {
    element.addEventListener(type, handler, false);
  } else {
    if (!handler.$$guid) handler.$$guid = xxaddEvent.guid++;
    if (!element.events) element.events = {};
    var handlers = element.events[type];
    if (!handlers)
    {
      handlers = element.events[type] = {};
      if (element["on" + type])
      {
        handlers[0] = element["on" + type];
      }
    }
    handlers[handler.$$guid] = handler;
    element["on" + type] = xxhandleEvent;
  }
};
xxaddEvent.guid = 1;

function xxhandleEvent(event)
{
  var returnValue = true;
  event = event || xxfixEvent(((this.ownerDocument || this.document || this).parentWindow || window).event);
  var handlers = this.events[event.type];
  for (var i in handlers)
  {
    this.$$handleEvent = handlers[i];
    if (this.$$handleEvent(event) === false)
    {
      returnValue = false;
    }
  }
  return returnValue;
};

function xxfixEvent(event)
{
  event.preventDefault = xxfixEvent.preventDefault;
  event.stopPropagation = xxfixEvent.stopPropagation;
  return event;
};

xxfixEvent.preventDefault = function()
{
  this.returnValue = false;
};

xxfixEvent.stopPropagation = function()
{
  this.cancelBubble = true;
};

if (!window.addEventListener)
{
	document.onreadystatechange = function()
	{
		if (window.onload && window.onload != xxhandleEvent)
		{
			xxaddEvent(window, 'load', window.onload);
			window.onload = xxhandleEvent;
		}
	}
}

ignore_urls = document.domain + " " + ignore_urls;
ignore_urls = ignore_urls.replace(/^\s+/,'').replace(/\s+$/,'');
ignore_urls = ignore_urls.split(" ");

function checkLinkToOwnDomains(txt)
{
  if (txt.indexOf("?") > -1)
  {
    txt = txt.substr(0, txt.indexOf("?"));
  }
  if (txt.indexOf("#") > -1)
  {
    txt = txt.substr(0, txt.indexOf("#"));
  }  

  for (var i = 0; i <= ignore_urls.length; i++)
  {
    if (txt.indexOf(ignore_urls[i]) > -1) { return false; }
  }
  return true;
};

function addextratracking()
{
  elm = document.getElementsByTagName("a");
  for (var i = 0; i < elm.length; i++)
  {
    var path = elm[i].href + "";

    // Downloads
    if (path.match(/\.(doc|eps|jpg|png|svg|xls|ppt|pps|pdf|xls|zip|txt|vsd|vxd|js|css|rar|exe|wma|mov|avi|wmv|mp3|dmg)/) != null)
    {
      if ((path.indexOf("http://" + location.host) > -1) || (checkLinkToOwnDomains(path) == false))
      {
        xxaddEvent(elm[i], "click", function()
        {
          var url = this.href;
          this.href = "javascript:void(0);";

          var dom = document.domain;
          var newurl = url.substr(url.indexOf(dom) + dom.length);
          if (new_ga_script == true)
          {
            pageTracker._trackPageview(newurl);
          } else {
            urchinTracker(newurl);
          }

          var self = this;
          setTimeout("self.href = '" + url + "'; location.href = '" + url + "'", 200);
        } );
      }
    }

    // Mailto's
    if (path.indexOf("mailto:") > -1)
    {
      xxaddEvent(elm[i], "click", function()
      {
        var url = this.href;
        this.href = "javascript:void(0);";

        if (new_ga_script == true)
        {
          pageTracker._trackPageview(prefix_mailto + (url).substr(7));
        } else {
          urchinTracker(prefix_mailto + (url).substr(7));
        }        
        
        var self = this;
        setTimeout("self.href = '" + url + "'; location.href = '" + url + "'", 200);
      } );
    }
    // Uitgaande links
    if ((checkLinkToOwnDomains(path)) && (path.indexOf("mailto:") == -1) && (path.indexOf("javascript:") == -1) && (path != ""))
    {
      xxaddEvent(elm[i], "click", function()
      {
        if ((checkLinkToOwnDomains(this.href)) && (this.href.indexOf("mailto:") == -1) && (this.href.indexOf("javascript:") == -1) && (this.href != ""))
        {
          var url = this.href;
          var target = this.target;
          if (target == "") { target = "_self"; }
          this.href = "javascript:void(0);";
          this.target = "";

          if ((url).indexOf("https") > -1) { xxsecure = 8; } else { xxsecure = 7; }
          
          if (new_ga_script == true)
          {
            pageTracker._trackPageview(prefix_clickouts + (url).substr(xxsecure));
          } else {
            urchinTracker(prefix_clickouts + (url).substr(xxsecure));
          }             

          var self = this;
          setTimeout("self.href = '" + url + "'; self.target = '" + target + "'; window.open('" + url + "', '" + target + "');", 200);
        }
      } );
    }
  }
};
xxaddEvent(window, "load", function() { addextratracking(); });

*/