/*

幻灯模式，用如下代码引入到页面中，然后自然签发（图片有链接加标题有链接），不超过七个。

<div class="style">
	<div id="slide7" style="display:none"><!--置标 --></div>
	<script type="text/javascript" src="ui/slide/slide7.js"></script>
</div>

*/



var srcs=new Array();
var hrefs=new Array();
var texts=new Array();
var adNum=-1;
var theTimer7;

function PreloadImages() {
	var preloadedimages=new Array();
	for (i=1;i<srcs.length;i++) {
		preloadedimages[i]=new Image();
		preloadedimages[i].src=srcs[i];
	}
}

function setTransition() {
	if (document.all) {
		slide7pic.filters.revealTrans.Transition=Math.floor(Math.random()*23);
		slide7pic.filters.revealTrans.apply();
	}
}

function playTransition() {
	if (document.all) slide7pic.filters.revealTrans.play()
}
function nextAd(){
	if (adNum<srcs.length-1)
		adNum++ ;
	else
		adNum=0;
//setTransition();
	if (texts.length>adNum) document.getElementById("slide7title").innerHTML='<a href="'+hrefs[adNum]+'" target="_blank">'+texts[adNum]+'</a>';
	document.images.slide7pic.src=srcs[adNum];
	var obj=document.getElementById("slide7a");
	if (obj) obj.href=hrefs[adNum];
//playTransition();
	for (i=0;i<srcs.length;i++)
		eval("document.getElementById('s7_led"+i+"').className='s7_numOff'");
	eval("document.getElementById('s7_led"+adNum+"').className='s7_numOn'");
	if (typeof(s7_timer)=="undefined") s7_timer=5000;
	if (s7_timer>0) theTimer7=setTimeout("nextAd()", s7_timer);
}

function slideto7(n) {
	adNum=n-1;
	clearInterval(theTimer7);
	nextAd();
}

function s7_finda(parentnode) {
	for (var i=0;i<parentnode.childNodes.length;i++) {
		var selfnode=parentnode.childNodes[i];
		if (selfnode.tagName=="A")
			s7_adda(selfnode);
		else if (selfnode.childNodes.length >0)
			s7_finda(selfnode);
	}
}

function s7_adda(a) {
	for (var i=0;i<a.childNodes.length;i++) {
		var img=a.childNodes[i];
		if (img.tagName=="IMG") {
			srcs.push(img.src);
			hrefs.push(a.href);
		}
		else
			texts.push(a.innerHTML);
	}
}

function Slide7() {
	var d=document.getElementById("slide7");
	s7_finda(d);
	if (srcs.length==0) return;
	PreloadImages();
	str='<div id="slide7div"><a id="slide7a" target="_blank">';
	str+='<img style="filter:revealTrans(duration=3,transition=23)" src="'+srcs[0]+'" name="';
	str+="slide7pic";
	str+='"></a></div>';
	str+='<div id="slide7title">';
	if (texts.length>0) str+='<a href="'+hrefs[0]+'" target="_blank">'+texts[0]+'</a>';
	str+='</div>';
	str+='<div class="slide7nums"><div class="slide7numsPO">';
	for (i=srcs.length-1;i>=0;i--) {
		str+='<div id="s7_led'+i+'" class="s7_num';
		if (i==0)
			str+="2";
		else
			str+="1";
		str+='" onclick="slideto7('+i+')">'+(i+1)+'</div>';
	}
	str+='</div></div>';
	d.innerHTML=str;
	d.style.display = "";
	nextAd();
}

Slide7();