nimgs = imgs.length;
imgpath = '/images/news_pic/';
img = 0;

function next(){
	img = ++img%nimgs;
	imgobj = document.getElementById('photo');
	if (imgobj.filters)
		imgobj.filters[0].motion="forward";		
	chgimg();
}

function chgimg(){
	imgobj = document.getElementById('photo');
	linkobj = document.getElementById('link');
	if (imgobj.filters){
		imgobj.filters[0].Apply();
		imgobj.src = imgpath+imgs[img]+'.jpg';
		imgobj.filters[0].Play();
	} else 
		imgobj.src = imgpath+imgs[img]+'.jpg';
		
	if (imgs[img]==1){
		linkobj.href = '/game';
		linkobj.target = '_self';
	} else {
		linkobj.href = 'http://channel.u21.hk/download/msn_icon/';
		linkobj.target = '_blank';
	}
}
function slide(){
	t=setTimeout("next(),slide()",3000)
}