/*
	Standards Compliant Rollover Script
	Author : Daniel Nolan
	http://www.bleedingego.co.uk/webdev.php
	Modified: add input & load
*/

function initRollovers() {
	if (!document.getElementById) return;
	
	var aPreLoad = new Array();
	var sTempSrc;
	var aImages = document.getElementsByTagName('img');
	var aInput = document.getElementsByTagName('input');

	for (var i = 0; i < aImages.length; i++) {
		if (aImages[i].className == 'imgover') {
			var src = aImages[i].getAttribute('src');
			var ftype = src.substring(src.lastIndexOf('.'), src.length);
			var hsrc = src.replace(ftype, '_over'+ftype);

			aImages[i].setAttribute('hsrc', hsrc);
			
			aPreLoad[i] = new Image();
			aPreLoad[i].src = hsrc;
			
			aImages[i].onmouseover = function() {
				sTempSrc = this.getAttribute('src');
				this.setAttribute('src', this.getAttribute('hsrc'));
			}	
			
			aImages[i].onmouseout = function() {
				if (!sTempSrc) sTempSrc = this.getAttribute('src').replace('_over'+ftype, ftype);
				this.setAttribute('src', sTempSrc);
			}
		}
	}
	for (var i = 0; i < aInput.length; i++) {
		if (aInput[i].className == 'imgover') {
			var src = aInput[i].getAttribute('src');
			var ftype = src.substring(src.lastIndexOf('.'), src.length);
			var hsrc = src.replace(ftype, '_over'+ftype);

			aInput[i].setAttribute('hsrc', hsrc);
			
			aPreLoad[i] = new Image();
			aPreLoad[i].src = hsrc;
			
			aInput[i].onmouseover = function() {
				sTempSrc = this.getAttribute('src');
				this.setAttribute('src', this.getAttribute('hsrc'));
			}	
			
			aInput[i].onmouseout = function() {
				if (!sTempSrc) sTempSrc = this.getAttribute('src').replace('_over'+ftype, ftype);
				this.setAttribute('src', sTempSrc);
			}
		}
	}
}

/* Popup Script
 -------------------------------------------------- */

function doPopups() {
	if (!document.getElementsByTagName) return false;
	var links = document.getElementsByTagName("a");
	for (var i=0; i < links.length; i++) {
		if (links[i].className.match("popup")) {
		links[i].onclick = function() {
			var newWin =window.open(this.href,"popwin","toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=1,resizable=1,width=920,height=700").focus();
			return false;
			}
		}
	}
}

/* onload
 -------------------------------------------------- */

window.onload = function() {
	initRollovers();
	doPopups();
	changeFooterCopyrightImg();
}

//0912-066 copyright by BIS 2009/12/09 begin
function getElementsByClassName(clsName){
    var retVal = new Array();
    var elements = document.getElementsByTagName("div");
    for(var i = 0;i < elements.length;i++){
        if(elements[i].className==clsName) retVal.push(elements[i]);
    }
    return retVal;
}
function getClientYear(){
	var a = new Date();
	return a.getFullYear();
}
function changeFootImg(imgUrl){
	var futimg01Divs = getElementsByClassName("futimg01");
	if(futimg01Divs){
		for(var i = 0;i < futimg01Divs.length;i++){
			futimg01Divs[i].style.backgroundImage=imgUrl;
		}
	}
}
var COPYRIGHT_CHANGE_YEAR = 2009;
function changeFooterCopyrightImg(){
	if(getElementsByClassName("futimg01").length==0) return;
	//First. client time
	if(getClientYear() == COPYRIGHT_CHANGE_YEAR){
		changeFootImg("url(/shared1/img/footer_01_2009.gif)");
	}
	//Second. server time verify
	var xmlHttp = false;
	try {
	  xmlHttp = new ActiveXObject("Msxml2.XMLHTTP");
	} catch (e) {
	  try {
		xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
	  } catch (e2) {
		xmlHttp = false;
	  }
	}
	if (!xmlHttp && typeof XMLHttpRequest != 'undefined') {
	  xmlHttp = new XMLHttpRequest();
	}
	if(xmlHttp){
		xmlHttp.open("GET", "null.txt", false);
		xmlHttp.setRequestHeader("Range", "bytes=-1");
		xmlHttp.send(null);
		var severtime=new Date(xmlHttp.getResponseHeader("Date"));
		var serveryear=severtime.getFullYear();
		if(getClientYear() != COPYRIGHT_CHANGE_YEAR && serveryear == COPYRIGHT_CHANGE_YEAR){
			changeFootImg("url(/shared1/img/footer_01_2009.gif)");
		}
	}
}
//0912-066 copyright by BIS 2009/12/09 end