// JavaScript Document
var speed=500; //毫秒
var wite=5000;  //毫秒

var currentindex=1;
var imgs;
function changeflash(i) {	
currentindex=i;
for (j=1;j<=imgs;j++){
	if (j==i) 
	{$("#flash"+j).fadeIn(speed);
	$("#flash"+j).css("display","block");
	$("#f"+j).removeClass();
	$("#f"+j).addClass("dq");
	}
	else
	{$("#flash"+j).css("display","none");
	$("#f"+j).removeClass();
	$("#f"+j).addClass("no");}
}}
function startAm(){
timerID = setInterval("timer_tick()",wite);
}
function stopAm(){
clearInterval(timerID);
}
function timer_tick() {
	currentindex=currentindex>=imgs?1:currentindex+1;
	changeflash(currentindex);}
$(document).ready(function(){
	imgs=$("#flash a").length;
$(".flash_bar div").mouseover(function(){stopAm();}).mouseout(function(){startAm();});
startAm();
});