/* 
 REDAXO JavaScript library
 @package redaxo4 
 @version $Id: standard.js,v 1.4 2007/12/12 16:24:43 kills Exp $
 */ 

// -------------------------------------------------------------------------------------------------------------------

function getObj(name)
{
        if (document.getElementById)
        {
                this.obj = document.getElementById(name);
                if(this.obj)
                  this.style = this.obj.style;
        }
        else if (document.all)
        {
                this.obj = document.all[name];
                if(this.obj)
                  this.style = this.obj.style;
        }
        else if (document.layers)
        {
                this.obj = document.layers[name];
                if(this.obj)
                  this.style = this.obj;
        }
}

function getObjArray(name)
{
  return document.getElementsByName(name);
}

// -------------------------------------------------------------------------------------------------------------------

function changeImage(id,img)
{
        if(document.getElementById(id)) {
                document.getElementById(id).src = img;
        }

}

// -------------------------------------------------------------------------------------------------------------------

var pageloaded = false;

function init() {
	pageloaded = true;
}

// -------------------------------------------------------------------------------------------------------------------


function getElementsByClass(searchClass,node,tag) {
	var classElements = new Array();
	if ( node == null )
		node = document;
	if ( tag == null )
		tag = '*';
	var els = node.getElementsByTagName(tag);
	var elsLen = els.length;
	var pattern = new RegExp('(^|\\s)'+searchClass+'(\\s|$)');
	for (i = 0, j = 0; i < elsLen; i++) {
		if ( pattern.test(els[i].className) ) {
			classElements[j] = els[i];
			j++;
		}
	}
	return classElements;
}

// written by Dean Edwards, 2005
// with input from Tino Zijdel - crisp@xs4all.nl
// http://dean.edwards.name/weblog/2005/10/add-event/
function addEvent(element, type, handler)
{
  if (element.addEventListener)
    element.addEventListener(type, handler, false);
  else
  {
    if (!handler.$$guid) handler.$$guid = addEvent.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];
      element['on' + type] = handleEvent;
    }
  
    handlers[handler.$$guid] = handler;
  }
}
addEvent.guid = 1;

function removeEvent(element, type, handler)
{
  if (element.removeEventListener)
    element.removeEventListener(type, handler, false);
  else if (element.events && element.events[type] && handler.$$guid)
    delete element.events[type][handler.$$guid];
}

function handleEvent(event)
{
  event = event || fixEvent(window.event);
  var returnValue = true;
  var handlers = this.events[event.type];

  for (var i in handlers)
  {
    if (!Object.prototype[i])
    {
      this.$$handler = handlers[i];
      if (this.$$handler(event) === false) returnValue = false;
    }
  }

  if (this.$$handler) this.$$handler = null;

  return returnValue;
}

function fixEvent(event)
{
  event.preventDefault = fixEvent.preventDefault;
  event.stopPropagation = fixEvent.stopPropagation;
  return event;
}
fixEvent.preventDefault = function()
{
  this.returnValue = false;
}
fixEvent.stopPropagation = function()
{
  this.cancelBubble = true;
}

// This little snippet fixes the problem that the onload attribute on the body-element will overwrite
// previous attached events on the window object for the onload event
// see http://therealcrisp.xs4all.nl/upload/addEvent_dean.html
if (!window.addEventListener)
{
  document.onreadystatechange = function()
  {
    if (window.onload && window.onload != handleEvent)
    {
      addEvent(window, 'load', window.onload);
      window.onload = handleEvent;
    }
  }
}

// --------------- /AddEvent

// Beim Drücken eines Access-Keys weiterleiten
addEvent(document, 'keypress', function(e)
{
  var activeElement = document.activeElement || e.explicitOriginalTarget;
  
  if(!activeElement)
    return;
    
  var sTagName = activeElement.tagName.toLowerCase();
  if(sTagName == 'input' || sTagName == 'textarea' || sTagName == 'select' || sTagName == 'option')
    return;
    
  var key = String.fromCharCode(e.keyCode || e.which);
  
  var buttons = document.getElementsByTagName('input');
  for (var i = 0; i < buttons.length; i++)
  {
    if (buttons[i].getAttribute('accesskey') == key)
    {
      buttons[i].click();
      stopEvent(e);
      return;
    }
  }
  
  var anchors = document.getElementsByTagName('a');
  for (var i = 0; i < anchors.length; i++)
  {
    if (anchors[i].getAttribute('accesskey') == key)
    {
      // href des links als location setzen 
      if(anchors[i].onclick && anchors[i].onclick != "")
        anchors[i].onclick();
        
      // onclick event auslösen, falls vorhanden
      if(anchors[i].href && anchors[i].href != "" && anchors[i].href != "#")
        document.location = anchors[i].href;
        
      stopEvent(e);
      return;
    }
  }
});


function stopEvent(e)
{
  if (e.stopPropagation) e.stopPropagation();
  else e.cancelBubble = true;
  
  return e.preventDefault();
}

$(function() {
	$('#gallery a').lightBox(
		{
			fixedNavigation:true
		}
	);
});