/** 
 * Fusion 8 DHTML Menus
 */


/*****************************************
Global Parameters
*****************************************/

var GLOBAL_LoadedImages  = new Array();
var GLOBAL_CurrentItem   = "";
var GLOBAL_Close         = null;
var GLOBAL_Hide          = null;
var GLOBAL_items         = new NOF_OpenedItems();

var GLOBAL_slideItem     = null;
var GLOBAL_slideSpeed    = 10; //Defines how fast the slide submenus will unfold
var GLOBAL_slidePixel    = 0; 
var GLOBAL_slideMinOffset = -800;
var GLOBAL_slideMaxOffset = 800;

var useDebuger   = false;


/*
*  DOM compliant browsers
*/
function NOF_DOMBrowser() {

  this.getMenuItemLayerStartString = function getMenuItemLayerStartString(menuItemId, parentId) {

    parentId = ( (parentId != null) && (parentId != "undefined") && (typeof(parentId) != "undefined"))
                  ? new String(parentId + CONSTANTS.MENU_LAYER_SUFIX) : null;
    menuItemId += CONSTANTS.MENU_LAYER_SUFIX;
    
    var isAutoClose = typeof(C_MENU_AUTO_CLOSE) == "undefined" || C_MENU_AUTO_CLOSE == true ? "true" : "false";

    return '<DIV ID="' + menuItemId + '" isAutoClose="' + isAutoClose + '" STYLE="z-index:5; filter:blendTrans(duration=0.5)" onmouseover="NOF_KeepOpen(\'' + menuItemId + '\', ' + parentId + ')" onmouseout="NOF_KeepClose(\'' + menuItemId + '\', ' + parentId + ')">';
  }

  this.getMenuItemLayerEndString = function getMenuItemLayerEndString() {
    return '</DIV>';
  }

  /** method showMenuItem
  *@parameter image Image object - item parent
  *@parameter item String or Object coresponding to a layer
  *@parameter offsetX:  horizontal offset distance from parent
  *@parameter offsetY:  vertical offset distance from parent
  *@parameter direction Horizontal = false, Vertical = true
  */
  this.showMenuItem = function showMenuItem(image, item, offsetX, offsetY, openEffect) {
  
    if (typeof(item) == "string")
      item   = this.getItem(item)

    image    = typeof(image) == "string" ? this.getItem(image) : image;

    var top  = this.findItemTopOffset(image);
    var left = this.findItemLeftOffset(image);

    var slideDirection = "";
    if (openEffect.indexOf("left") > -1 || openEffect.indexOf("Left") > -1 ) {
        top  += offsetY; 
        left -= offsetX;
        slideDirection = "left";
    } else if (openEffect.indexOf("top") > -1 || openEffect.indexOf("Top") > -1 ) {
        top   -= offsetY;
        left += offsetX;
        slideDirection = "top";
    } else if (openEffect.indexOf("right") > -1 || openEffect.indexOf("Right") > -1 ) {
        top  += offsetY; 
        left += offsetX;
        slideDirection = "right";
    } else { //Bottom
        top   += offsetY;
        left += offsetX;
        slideDirection = "bottom";
    }

 
    if (item == null  || typeof(item.style) == "undefined" || item.style == null )
      return;

    item.style.top  = top;
    item.style.left = left;   
    item.style.visibility = "visible"; 
    
    if (openEffect.indexOf("slide") > -1)
      this.slideEffect(item, slideDirection);
    else if (openEffect.indexOf("fade") > -1)
      this.fadeEffect(item);
    
  }


  this.hideMenuItem = function hideMenuItem(item) {
    if (typeof(item) == "string")
      item = this.getItem(item)
    
    if ( item == null || item == "" || !item)
      return;

    item.style.visibility = "hidden";
  }

  this.findItemLeftOffset = function findItemLeftOffset(item) {
    var offset = item.offsetLeft;
    if (item.offsetParent)
      offset += this.findItemLeftOffset(item.offsetParent);

    return offset;
  }

  this.findItemTopOffset = function findItemTopOffset(item) {
    var offset = item.offsetTop;
    if (item.offsetParent)
      offset += this.findItemTopOffset(item.offsetParent);

    return offset;
  }

  this.getItem = function getItem(itemId) {    
    return document.getElementById(itemId);
  }

  this.getItemAttribute = function getItemAttribute(itemId, attrId) {
  
    if (this.getItem(itemId)) {
      var attr = this.getItem(itemId).attributes;
      return eval("attr." + attrId + ".value");
    }
  }
 
 this.debug = function debug(txt) {

    var container = this.getItem("debug");
    if ( useDebuger )
      container.value += txt + "\n";
  }

  this.fadeEffect = function fadeEffect(item) {
      
      item.style.visibility = "hidden"; 
      item.filters.blendTrans.Apply();
      item.filters.blendTrans.Play();
      item.style.visibility = "visible"; 
  }

  this.slideEffect = function slideEffect(item, margin) {

    GLOBAL_slideItem = item;
    this.setItemClip('rect(auto, auto, auto, auto)');

    GLOBAL_slidePixel = (margin == "top" || margin == "left") ? 100 : 0;
    this.playEffect(margin);
  }

  this.playEffect = function playEffect(margin) {

    var clip = GLOBAL_slideItem.style.clip;
    if (clip.indexOf("-") > 0) // NS7.x fix
      return;

    if (GLOBAL_slidePixel < GLOBAL_slideMinOffset || GLOBAL_slidePixel > GLOBAL_slideMaxOffset)     
      return;

    var rect = 'rect(';
    if (margin == "top") {
      GLOBAL_slidePixel -= 3;
      rect += GLOBAL_slidePixel +'px auto auto auto)';
    } else if (margin == "right") {
      GLOBAL_slidePixel += 3; 
      rect += 'auto ' + GLOBAL_slidePixel +'px auto auto)';
    } else if (margin == "bottom") {
      GLOBAL_slidePixel += 3;
      rect += 'auto auto ' + GLOBAL_slidePixel + 'px auto)';
    } else {//left
      GLOBAL_slidePixel -= 3;
      rect += 'auto auto auto ' + GLOBAL_slidePixel + 'px)';
    }

    this.setItemClip(rect); 
    setTimeout('browser.playEffect("' + margin + '")', GLOBAL_slideSpeed);    
  }

  this.setItemClip = function setItemClip(rect) {
    GLOBAL_slideItem.style.clip = rect; 
  }

  this.getLayerTag = function getLayerTag() { return "div" };
}


/*
*  Netscape 6+ and Mozilla
*/
function NOF_BrowserNetscapeNavigator() {

  //Event capture
  window.onclick= HideMenu;
  
  this.fadeEffect = function fadeEffect() { return; };

  return this;
}
NOF_BrowserNetscapeNavigator.prototype = new NOF_DOMBrowser;

/*
*  Internet Explorer 5+
*/
function NOF_BrowserInternetExplorer() {

  //Event capture
  document.onmouseup = HideMenu;
}
NOF_BrowserInternetExplorer.prototype = new NOF_DOMBrowser;


/*
*  Nestcape Navigator version 4.x
*/
function NOF_BrowserNetscape4x() {

  this.getMenuItemLayerStartString = function getMenuItemLayerStartString(menuItemId, parentId) {

    parentId = ( (parentId != null) && (parentId != "undefined") && (typeof(parentId) != "undefined"))
                  ? new String(parentId + CONSTANTS.MENU_LAYER_SUFIX) : null;
    menuItemId += CONSTANTS.MENU_LAYER_SUFIX;
    
    var isAutoClose = typeof(C_MENU_AUTO_CLOSE) == "undefined" || C_MENU_AUTO_CLOSE == true ? "true" : "false";

    return '<layer ID="' + menuItemId + '" isAutoClose="' + isAutoClose + '" onmouseover="NOF_KeepOpen(\'' + menuItemId + '\', ' + parentId + ')" onmouseout="NOF_KeepClose(\'' + menuItemId + '\', ' + parentId + ')">';
  }

  this.getMenuItemLayerEndString = function getMenuItemLayerEndString() {
    return '</layer>';
  }    

  this.getImageParent = function getImageParent(imageObject){
  
    for (var position = 0; position < document.layers.length; position++) {      
      var layer = document.layers[position];
      for (var imagePosition = 0; imagePosition < layer.document.images.length; imagePosition++) {  
        if (layer.document.images[imagePosition].name == imageObject.name) {
         return layer;
        }
      }     
    }

    return null;    
  }

  /** method showMenuItem
  *@parameter image Image object - item parent
  *@parameter item String or Object coresponding to a layer
  *@parameter offsetX:  horizontal offset distance from parent
  *@parameter offsetY:  vertical offset distance from parent
  *@parameter direction Horizontal = false, Vertical = true
  */
  this.showMenuItem = function showMenuItem(image, item, offsetX, offsetY, openEffect) {

    var parent = this.getImageParent(image);

    var itemId = image;
    if (typeof(item) == "string")
      item   = this.getItem(item)
  
    image    = typeof(image) == "string" ? this.getItem(image) : image;

    var top  = this.findItemTopOffset(image);
    var left = this.findItemLeftOffset(image);

    if (parent != null) {
      left += parent.pageX;
      top += parent.pageY;
    }

    var slideDirection = "";
    if (openEffect.indexOf("left") > -1 || openEffect.indexOf("Left") > -1 ) {
        top  += offsetY; 
        left -= offsetX;
        slideDirection = "left";
    } else if (openEffect.indexOf("top") > -1 || openEffect.indexOf("Top") > -1 ) {
        top   -= offsetY;
        left += offsetX;
        slideDirection = "top";
    } else if (openEffect.indexOf(