/*
 * NoodleHeaven rollover javascripts.
 * Help yourself :)
 */

function MM_findObj(n, d)
{ //v4.01
  var p,i,x;
  if(!d) d=document;
  if((p=n.indexOf("?"))>0&&parent.frames.length)
  {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);
  }
  if(!(x=d[n])&&d.all)
  	x=d.all[n];
  for (i=0;!x&&i<d.forms.length;i++)
  	x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++)
  	x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById)
  	x=d.getElementById(n);
  return x;
}


function setupRollovers()
{
	var allImages=document.getElementsByTagName("img");
	for (var i= 0; i < allImages.length; ++i)
	{ 
	   var anImage=allImages[i];
	   preloadImagesForAnElement(anImage);
	}
	
	var allInputs=document.getElementsByTagName("input");
	for (var i= 0; i < allInputs.length; ++i)
	{ 
	   var anInput=allInputs[i];
	   if(anInput.getAttribute("type")=="image")
	   {
	       preloadImagesForAnElement(anInput);
	   }
	}
}

function preloadImagesForAnElement(theElement)
{
   preloadImage(theElement.getAttribute("rolloverImage"));
   preloadImage(theElement.getAttribute("downImage"));
   preloadImage(theElement.getAttribute("normalImage"));
   
   var normalImage=theElement.getAttribute("normalImage");
   if(!normalImage)
   {
      theElement.setAttribute("normalImage",theElement.src);
   }
}

var preloadIndex=0;
function preloadImage(imageUrl)
{
    var d=document;
    if(!d.imageArray) d.imageArray=new Array();
    if(imageUrl)
    {
        var newImage=new Image;
	    newImage.src=imageUrl;
        d.imageArray[preloadIndex++]=newImage;
    }
}

function mouseOver(node)
{
	var topPage = window.document;
    var rollover=node.getAttribute("rolloverImage");
    if(rollover)
    {
        node.src=rollover;
    }
    var message=node.getAttribute("message");
    if(message)
    {
        showMessage(message);
    }
    else
    {
        showMessage(" ");
    }
    return true;
}

function mouseDown(node)
{
    var topPage = window.document;
    var rollover=node.getAttribute("downImage");
    if(rollover)
    {
        node.src=rollover;
    }
    return true;
}

function mouseUp(node)
{
    var topPage = window.document;
    var rollover=node.getAttribute("rolloverImage");
    if(rollover)
    {
        node.src=rollover;
    }
    return true;
}

function mouseOut(node)
{
    var normalImage=node.getAttribute("normalImage");
    if(normalImage)
    {
        node.src=normalImage;
    }
    fadeMessage();
    return true;
}

function showMessage(message)
{
	if ( messageTimer ) clearTimeout(messageTimer);
	window.setTimeout('window.status="' + message + '"', 1);
	var messageNode=getMessageNode();
	if(messageNode)
	{
		messageNode.innerHTML=message;
		if(messageNode.style)
		{// browser supports setting style of text
			messageLevel=0;
			messageNode.style.color = "rgb(0,0,0)";
		}
	}
}

function fadeMessage()
{
    window.setTimeout('window.status=""', 1);
	var messageNode=getMessageNode();
	if(messageNode)
	{
		if(messageNode.style)
		{// browser supports setting style of text
			fadeOut();
		}
		else
		{// just set the text to empty string
			messageNode.innerHTML="";
		}
	}
}

var _messageNode;

function getMessageNode()
{
	if(!_messageNode)
	{
		_messageNode=MM_findObj("messageNode",document);
		if(!_messageNode)
		{
			_messageNode=MM_findObj("messageNode",parent.document);
		}
	}
	return _messageNode;
}

var messageTimer;
var messageLevel;

function fadeOut()
{
	var messageNode=getMessageNode();
	if(messageNode)
	{
		messageLevel += 30;
		if(messageLevel>255) messageLevel=255;
		
		messageNode.style.color = "rgb(" + messageLevel + "," + messageLevel + "," + messageLevel + ")";
		if(messageLevel<255)
		{
			messageTimer = setTimeout("fadeOut()", 100);
		}
		else
		{
			messageTimer=null;
		}
	}
}