// Version SVN: $Id: default.js.php 1053 2010-02-19 09:14:51Z tschela $
var ratingHoverInserted = false;
var oldRatingOnLoad = null;

function setChangedState(obj)
{
  if(typeof obj != 'object')
  {
    obj = dojo.byId(obj);
  }

  if(!dojo.hasAttr(obj, 'changed') || dojo.attr(obj, 'changed') == 0)
  {
   dojo.attr(obj, 'changed', 1);
  }
}

function clearField(field)
{
  if(typeof field != 'object')
  {
    field = dojo.byId(field);
  }

  if(dojo.attr(field, 'changed') != 1)
  {
    field.value = '';
  }
}

function resetField(field, defaultValue)
{
  if(typeof field != 'object')
  {
    field = dojo.byId(field);
  }

  if(dojo.trim(field.value) == '')
  {
    field.value = defaultValue;
    dojo.removeAttr(field, 'changed');
  }
}

function ieCheck(field, defaultValue)
{
  if(navigator.userAgent.match(/MSIE/gi))
  {
    var field = document.getElementById(field);
    if(field.value != defaultValue)
    {
      setChangedState(field);
    }
  }
}

function toggle_menu(id)
{
 if(dojo.hasClass(id, 'opened'))
 {
  dojo.addClass(id, 'closed');
  dojo.removeClass(id, 'opened');
 }
 else
 {
  dojo.addClass(id, 'opened');
  dojo.removeClass(id, 'closed');
 }
}

function insertRatingHover() {
  if(!ratingHoverInserted) {
    oldRatingOnLoad = window.onload;
    window.onload = function() {
      if(typeof oldRatingOnLoad == 'function') {
        oldRatingOnLoad();
      }
      dojo.forEach(dojo.query('div.rating'), function(element) {
        dojo.forEach(dojo.query('.rating', element), function(star) {
          dojo.connect(star, 'onmouseover', function(event) {
            if (!event) var event = window.event;
            event.cancelBubble = true;
            if (event.stopPropagation) event.stopPropagation();
            container = event.target.parentNode;
            linked = false;
            if(container.tagName == 'A') {
              container = container.parentNode;
              var remove = false;
              for(var i = 0; i < container.children.length; i++) {
                element = container.children[i];
                if(element.firstChild) {
                  dojo.addClass(element.firstChild, 'hover'+(!remove ? 'On' : 'Off'));
                  if(element.firstChild == event.target) {
                    remove = true;
                  }
                }
              }
            }
          });
          dojo.connect(star, 'onmouseout', function(event) {
            if (!event) var event = window.event;
            event.cancelBubble = true;
            if (event.stopPropagation) event.stopPropagation();
            container = event.target.parentNode;
            linked = false;
            if(container.tagName == 'A') {
              container = container.parentNode;
              for(var i = 0; i < container.children.length; i++) {
                element = container.children[i];
                if(element.firstChild) {
                  dojo.removeClass(element.firstChild, 'hoverOn');
                  dojo.removeClass(element.firstChild, 'hoverOff');
                }
              }
            }
          });
        });
      });
    }
    ratingHoverInserted = true;
  }
}


function runScripts(htmlFragment) {
  var div = document.createElement('div');
  div.innerHTML = htmlFragment;
  var scriptTags = div.getElementsByTagName('script');
  while(scriptTags.length > 0) {
    document.getElementsByTagName("head")[0].appendChild(scriptTags[0]);
  }
  return div.innerHTML; // return HTML fragment without SCRIPT-Tags
  // return htmlFragment;
}

/**
 * http://www.vancelucas.com/blog/fixing-ie7-z-index-issues-with-jquery/
 **/

function IEOrderDivs()
{
  var zIndexNumber = 1000;
  var allDivs = document.getElementsByTagName('div');
  for(var i=0; i < allDivs.length; i++)
  {
    allDivs[i].style.zIndex=zIndexNumber;
    zIndexNumber -= 10;
  }
}