// JavaScript Document
var roll_image = new Array;
var image_link = new Array;
var small_img  = new Array;

roll_image[0] = 'images/01.jpg';
image_link[0] = 'http://www.yeahbit.com/products/yeahbitsystemkeeppro/setup.exe';
small_img[0]  = 'images/b1_on.gif';

roll_image[1] = 'images/02.jpg';
image_link[1] = 'http://www.yeahbit.com/products/yeahbitsystemkeeppro/setup.exe';
small_img[1]  = 'images/b2_on.gif';

roll_image[2] = 'images/03.jpg';
image_link[2] = 'http://www.yeahbit.com/products/yeahbitsystemkeeppro/setup.exe';
small_img[2]  = 'images/b3_on.gif';

roll_image[3] = 'images/04.jpg';
image_link[3] = 'http://www.yeahbit.com/products/yeahbitsystemkeeppro/setup.exe';
small_img[3]  = 'images/b4_on.gif';

var cliImg = '';
var cliImgSrc = '';
var imgNo = 4;

var interval = 5000;
var setTime = '';

function click_simg(ci, no)
{
	var pImg = document.getElementById("bigimg");
 	var pLink = document.getElementById("imglink");
 	
	if(cliImg == '')
	{
  		cliImg = ci;
  		cliImgSrc = ci.src;
  		ci.src = small_img[no];
  		imgNo=no;
  		pImg.src =roll_image[no];
		if (image_link[imgNo] != '#'){
  			pLink.href = image_link[no];
		} else {
			pLink.parentNode.innerHTML = "<a id='imglink'>"+pLink.innerHTML+"</a>";
		}
 	}
	else if(cliImg != ci)
	{
  		cliImg.src = cliImgSrc;
  		cliImg = ci;
  		cliImgSrc = ci.src;
  		ci.src = small_img[no];
  		imgNo=no;
  		pImg.src =roll_image[no];
		if (image_link[imgNo] != '#'){
			pLink.href = image_link[no];
		} else {
			pLink.parentNode.innerHTML = "<a id='imglink'>"+pLink.innerHTML+"</a>";
		}
 	}
 	clearTimeout(setTime);
 	setTime=setTimeout("rotate()",interval);
}

function rotate()
{
	var pLink = document.getElementById("imglink");
	var isIE = document.all &&window.external;
    imgNo = (imgNo >= 3) ? 0 : imgNo+1;
 
	var ci =document.getElementById("num_img"+imgNo);

	if(isIE)
	{
 		document.all.bigimg.filters.blendTrans.apply();
		if (image_link[imgNo] != '#'){
 			document.all.imglink.href=image_link[imgNo];
		} else {
			pLink.parentNode.innerHTML = "<a id='imglink'>"+pLink.innerHTML+"</a>";
		}
 		document.all.bigimg.src=roll_image[imgNo];
 		document.all.bigimg.filters.blendTrans.play();
	} else {
		document.getElementById("bigimg").src=roll_image[imgNo];
		if (image_link[imgNo] != '#'){
 			document.getElementById("imglink").href=image_link[imgNo];
		} else {
			pLink.parentNode.innerHTML = "<a id='imglink'>"+pLink.innerHTML+"</a>";
		}
	}
 	if(cliImg == '')
	{
  		cliImg = ci;
  		cliImgSrc = ci.src;
  		ci.src = small_img[imgNo];
 	}
	else if(cliImg != ci)
	{
  		cliImg.src = cliImgSrc;
  		cliImg = ci;
  		cliImgSrc = ci.src;
  		ci.src = small_img[imgNo];
 	}
	setTime=window.setTimeout("rotate()",interval);
}