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(productsboxBtnID){
var productsboxBtns= $(productsboxBtnID).getElementsByTagName('li');
for(var i=0; i<productsboxBtns.length; i++) {
productsboxBtns[i].className='normal';
}
}
function classCurrent(productsboxBtnID,n){
var productsboxBtns= $(productsboxBtnID).getElementsByTagName('li');
productsboxBtns[n].className='current';
}
function productsboxChange() {
if(!$('productsbox')) return false;
$('productsbox').onmouseover = function(){atuokey = true};
$('productsbox').onmouseout = function(){atuokey = false};
var productsboxBtns = $('smallpicbox').getElementsByTagName('li');
var listLength = productsboxBtns.length;
productsboxBtns[0].onmouseover = function() {
moveElement('bigpicbox',0,0,5);
classNormal('smallpicbox');
classCurrent('smallpicbox',0);
}
if (listLength>=2) {
productsboxBtns[1].onmouseover = function() {
moveElement('bigpicbox',-300,0,5);
classNormal('smallpicbox');
classCurrent('smallpicbox',1);
}
}
if (listLength>=3) {
productsboxBtns[2].onmouseover = function() {
moveElement('bigpicbox',-600,0,5);
classNormal('smallpicbox');
classCurrent('smallpicbox',2);
}
}
}
setInterval('autoproductsbox()',3000);
var atuokey = false;
function autoproductsbox() {
if(!$('productsbox')) return false;
if(atuokey) return false;
var focusBtnList = $('smallpicbox').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('bigpicbox',-300,0,5);
classNormal('smallpicbox');
classCurrent('smallpicbox',1);
}
if (currentNum==1&&listLength!=2 ){
moveElement('bigpicbox',-600,0,5);
classNormal('smallpicbox');
classCurrent('smallpicbox',2);
}
if (currentNum==2 ){
moveElement('bigpicbox',0,0,5);
classNormal('smallpicbox');
classCurrent('smallpicbox',0);
}
if (currentNum==0&&listLength==1 ){
moveElement('bigpicbox',0,0,5);
classNormal('smallpicbox');
classCurrent('smallpicbox',0);
}
if (currentNum==1&&listLength==2 ){
moveElement('bigpicbox',0,0,5);
classNormal('smallpicbox');
classCurrent('smallpicbox',0);
}
}
addLoadEvent(productsboxChange);