var isIE = (navigator.appName.indexOf("Microsoft") > -1);
var d = document;

if (!levelArray)	var levelArray = new Array();
if (!jspType)		var jspType;


function init()
{
	if (levelArray.length == 0)	getLevel();
	if (levelArray.length > 0)	highlightTopNav();
	setFieldFocus();
}

function getLevel()
{
	var url = location.pathname;
	var array = url.split('/');
	
	for (var i=0; i<array.length; i++)
	{
		if (array[i].indexOf('_') >= 0)
		{
			var array1 = array[i].split('_');
			for (var j=0; j<array1.length; j++)
			{
				levelArray.push(array1[j]);
			}
			
		}
		else
		{
			levelArray.push(array[i]);
			
		}
	}
	
	levelArray.shift();
	levelArray.shift();
	levelArray.shift();
	
	var obj = levelArray[levelArray.length-1];
	if (obj != 'index.html' && obj != 'index.jsp')
	{
		if (obj.indexOf('.html') >= 0)	levelArray[levelArray.length-1] = obj.replace('.html', '');
		if (obj.indexOf('.jsp') >= 0)	levelArray[levelArray.length-1] = obj.replace('.jsp', '');
	}
	else
	{
		levelArray.pop();
	}
	//alert(levelArray);
	
	if (jspType)
	{
		levelArray.shift();
		levelArray.push(jspType);
	}
}

function highlightTopNav()
{
	var obj = levelArray[0];
	//alert(obj);
	if (!d.getElementById(obj))	return;
	
	var btn = d.getElementById(obj);
	btn.className += ' active';
}

function getElementByRel(parent, obj)
{
	var a = d.getElementById(parent).getElementsByTagName('a');
	
	for (var i=0; i<a.length; i++)
	{
		if (a[i].rel == obj)
		{
			return a[i];
		}
	}
}

function checkURL(array)
{
	var url = window.top.location.href;
	var id;
	var va = [["/", "/"], ["=", ""]];
	
	for (var item=0; item<va.length; item++)
	{
		for (var i=0; i<array.length; i++)
		{
			if (url.indexOf((va[item][0] + array[i] + va[item][1])) >= 0)
			{
				id = array[i];
				break;
			}
		}
	}
	
	return id;
}

/*Change language*/
function changeLanguage(target)
{
	var array = new Array("eng", "tc", "sc");
	var nowL = checkURL(array);
	var va = [["/", "/"], ["=", ""]];
	var url = window.top.location.href;
	for (var item=0; item<va.length; item++)
	{
		if (url.indexOf((va[item][0] + nowL + va[item][1])) >= 0)
		{
			url = url.replace((va[item][0] + nowL + va[item][1]), (va[item][0] + target + va[item][1]));
			break;
		}
	}
	if (url.substring((url.length-1), url.length) == '#')	url = url.substring(0, (url.length-1))
	
	window.top.location.href = url;
}

/*Popup a new window*/
function NewWindow(mypage, myname, w, h, scroll,resizable) {
	var winl = (screen.width - w) / 2;
	var wint = (screen.height - h) / 2;
	winprops = 'height='+h+',width='+w+',top='+wint+',left='+winl+',scrollbars='+scroll+',resizable='+resizable+','
	win = window.open(mypage, myname, winprops)
	win.self.focus()
	if (parseInt(navigator.appVersion) >= 4) { win.window.focus(); }
}

function MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}

function createImg(src, alt, w, h, link, t, className)
{
	var img = d.createElement('img');
	if (src)	img.setAttribute('src', src);
	if (alt)	img.setAttribute('alt', alt);
	if (w)	img.setAttribute('width', w);
	if (h)	img.setAttribute('height', h);
	if (className)	img.className = className;
	
	if (link)
	{
		img.setAttribute('border', 0);
		
		var a = d.createElement('a');
		a.setAttribute('href', link);
		if (t && typeof(t) != 'undefined')	a.setAttribute('target', t);
		a.appendChild(img);
		return a;
	}
	else
	{	
		return img;
	}
}

function createA(link, t, txt, id, className)
{		
	var a = d.createElement('a');
	if (link)	a.setAttribute('href', link);
	if (t && typeof(t) != 'undefined')	a.setAttribute('target', t);
	
	//if (txt)	a.appendChild(d.createTextNode(txt));
	if (txt)	a.innerHTML = txt;
	if (id)	a.setAttribute('id', id);
	if (className)	a.className = className;
	
	return a;
}

function createDiv(id, className, txt)
{		
	var div = d.createElement('div');
	if (id)	div.setAttribute('id', id);
	if (className)	div.className = className;
	//if (txt)	div.appendChild(d.createTextNode(txt));
	if (txt)	div.innerHTML = txt;
	return div;
}

function createTag(tag, id, className)
{		
	var div = d.createElement(tag);
	if (id)	div.setAttribute('id', id);
	if (className)	div.className = className;
	return div;
}

function createInput(name, type, value, className)
{		
	var input = d.createElement('input');
	if (name)	input.setAttribute('name', name);
	if (type)	input.setAttribute('type', type);
	if (value)	input.setAttribute('value', value);
	if (className)	input.className = className;
	return input;
}

function startFading(el)
{
  if (el.fadinTimeout)	clearTimeout(el.fadinTimeout);
  el.style.visibility = 'visible';
  el.style.zIndex = 2;
  setOpacity(el, 0);
  fadeImage(el, 0);
}

function fadeImage(el, currentOpacity)
{
  currentOpacity += 10;

  if (currentOpacity > 100)
  {
    setOpacity(el, 100);
    el.style.zIndex = 1;
	if (el.fadinTimeout)	clearTimeout(el.fadinTimeout);
  }
  else
  {
    setOpacity(el, currentOpacity);
    el.fadinTimeout = setTimeout(function() { fadeImage(el, currentOpacity); }, 30);
  }
}

function setOpacity(el, opacity)
{
	opacity /= 100;
	el.style.opacity = opacity;
	el.style.MozOpacity = opacity;
	el.style.filter = "alpha(opacity=" + (opacity*100) + ")";
}

function setFieldFocus()
{
	var input = d.getElementsByTagName('input');
	
	for (var i=0; i<input.length; i++)
	{
		if (input[i].type != 'text')			continue;
		//if (input[i].className == 'routeField')	continue;
		
		input[i].onfocus = function()
		{
			if (this.value == this.defaultValue)	this.value = '';
		}
		
		input[i].onblur = function()
		{
			if (this.value == '')	this.value = this.defaultValue;
		}
	}
}

function setChildNodes(obj, tagName)
{
	var array = new Array();
	
	for (var i=0; i<obj.childNodes.length; i++)
	{
		if (tagName)
		{
			//alert(obj.childNodes[i].tagName)
			if (obj.childNodes[i].tagName != tagName)	continue;
		}
		if (obj.childNodes[i].toString().toLowerCase().indexOf('text') >= 0)	continue;
		array.push(obj.childNodes[i]);
	}
	
	return array;
}