//function $(id) { return document.getElementById(id); }
function addLoadEvent(func){
var oldonload = window.onload;
if (typeof window.onload != 'function') {
window.onload = func;
} else {
window.onload = function(){
oldonload();
func();
}
}
}
function moveElement(elementID,final_x,final_y,interval) {
if (!document.getElementById) return false;
if (!document.getElementById(elementID)) return false;
var elem = document.getElementById(elementID);
if (elem.movement) {
clearTimeout(elem.movement);
}
if (!elem.style.left) {
elem.style.left = "0px";
}
if (!elem.style.top) {
elem.style.top = "0px";
}
var xpos = parseInt(elem.style.left);
var ypos = parseInt(elem.style.top);
if (xpos == final_x  &&  ypos == final_y) {
return true;
}
if (xpos < final_x) {
var dist = Math.ceil((final_x - xpos)/10);
xpos = xpos + dist;
}
if (xpos > final_x) {
var dist = Math.ceil((xpos - final_x)/10);
xpos = xpos - dist;
}
if (ypos < final_y) {
var dist = Math.ceil((final_y - ypos)/10);
ypos = ypos + dist;
}
if (ypos > final_y) {
var dist = Math.ceil((ypos - final_y)/10);
ypos = ypos - dist;
}
elem.style.left = xpos + "px";
elem.style.top = ypos + "px";
var repeat = "moveElement('"+elementID+"',"+final_x+","+final_y+","+interval+")";
elem.movement = setTimeout(repeat,interval);
}
function classNormal(iFocusBtnID,iFocusTxID){
var iFocusBtns= $(iFocusBtnID).getElementsByTagName('li');
var iFocusTxs = $(iFocusTxID).getElementsByTagName('li');
for(var i=0; i<iFocusBtns.length; i++) {
iFocusBtns[i].className='normal';
iFocusTxs[i].className='normal';
}
}
function classCurrent(iFocusBtnID,iFocusTxID,n){
var iFocusBtns= $(iFocusBtnID).getElementsByTagName('li');
var iFocusTxs = $(iFocusTxID).getElementsByTagName('li');
iFocusBtns[n].className='current';
iFocusTxs[n].className='current';
}
function iFocusChange() {
if(!$('ifocus')) return false;
$('ifocus').onmouseover = function(){atuokey = true};
$('ifocus').onmouseout = function(){atuokey = false};
var iFocusBtns = $('ifocus_btn').getElementsByTagName('li');
var listLength = iFocusBtns.length;
iFocusBtns[0].onmouseover = function() {
moveElement('ifocus_piclist',0,0,5);
classNormal('ifocus_btn','ifocus_tx');
classCurrent('ifocus_btn','ifocus_tx',0);
}
if (listLength>=2) {
iFocusBtns[1].onmouseover = function() {
moveElement('ifocus_piclist',0,-240,5);
classNormal('ifocus_btn','ifocus_tx');
classCurrent('ifocus_btn','ifocus_tx',1);
}
}
if (listLength>=3) {
iFocusBtns[2].onmouseover = function() {
moveElement('ifocus_piclist',0,-480,5);
classNormal('ifocus_btn','ifocus_tx');
classCurrent('ifocus_btn','ifocus_tx',2);
}
}
if (listLength>=4) {
iFocusBtns[3].onmouseover = function() {
moveElement('ifocus_piclist',0,-720,5);
classNormal('ifocus_btn','ifocus_tx');
classCurrent('ifocus_btn','ifocus_tx',3);
}
}
}
setInterval('autoiFocus()',5000);
var atuokey = false;
function autoiFocus() {
if(!$('ifocus')) return false;
if(atuokey) return false;
var focusBtnList = $('ifocus_btn').getElementsByTagName('li');
var listLength = focusBtnList.length;
for(var i=0; i<listLength; i++) {
if (focusBtnList[i].className == 'current') var currentNum = i;
}
if (currentNum==0 && listLength!=1 ){
moveElement('ifocus_piclist',0,-240,5);
classNormal('ifocus_btn','ifocus_tx');
classCurrent('ifocus_btn','ifocus_tx',1);
}
if (currentNum==1 && listLength!=2 ){
moveElement('ifocus_piclist',0,-480,5);
classNormal('ifocus_btn','ifocus_tx');
classCurrent('ifocus_btn','ifocus_tx',2);
}
if (currentNum==2 && listLength!=3 ){
moveElement('ifocus_piclist',0,-720,5);
classNormal('ifocus_btn','ifocus_tx');
classCurrent('ifocus_btn','ifocus_tx',3);
}
if (currentNum==3 ){
moveElement('ifocus_piclist',0,0,5);
classNormal('ifocus_btn','ifocus_tx');
classCurrent('ifocus_btn','ifocus_tx',0);
}
if (currentNum==1 && listLength==2 ){
moveElement('ifocus_piclist',0,0,5);
classNormal('ifocus_btn','ifocus_tx');
classCurrent('ifocus_btn','ifocus_tx',0);
}
if (currentNum==2 && listLength==3 ){
moveElement('ifocus_piclist',0,0,5);
classNormal('ifocus_btn','ifocus_tx');
classCurrent('ifocus_btn','ifocus_tx',0);
}
}
//addLoadEvent(iFocusChange);

























function showPreviewImg(event){
    var e = event || window.event;
    var objParent = e.target || e.srcElement;

    var divPreviewImg = document.getElementById("divPreviewImg");

    if(!divPreviewImg){
        divPreviewImg = document.createElement("divPreviewImg");
        divPreviewImg.id = "divPreviewImg";
        divPreviewImg.style.zIndex = "100";
        divPreviewImg.style.position = "absolute";
        divPreviewImg.style.background = "#fff";
        divPreviewImg.style.display = "none";
        document.body.appendChild(divPreviewImg);
    }

    var selectedPosX = 10;
    var selectedPosY = 10;
    
    theElement = objParent;
    
    while(theElement != null){
        selectedPosX += theElement.offsetLeft;
        selectedPosY += theElement.offsetTop;
        theElement = theElement.offsetParent;
    }

    divPreviewImg.style.left = selectedPosX + "px";
    divPreviewImg.style.top = selectedPosY + objParent.offsetHeight + "px";
    
    divPreviewImg.innerHTML = "<img src=\"" + objParent.name + "\" alt=\"\" style=\"border: 1px dashed #ddd; padding: 3px; margin: 3px; width: 120px; height: 90px;\" />";
    divPreviewImg.style.display = "block";
}

function hiddenPreviewImg(){
    var divPreviewImg = document.getElementById("divPreviewImg");
    divPreviewImg.style.display = "none";
}

function setEvents(){
    for(var i = 0; i <= 10; i++){
        var divTab = document.getElementById("ulTab" + i);
        var aNodes = divTab.getElementsByTagName("a");
        for(var j = 0; j < aNodes.length; j++){
            if(aNodes[j].name){
                var a = aNodes[j];
                a.onmouseover = function(event){ showPreviewImg(event); }
                a.onmouseout = hiddenPreviewImg;
            }
        }
    }
}