// JavaScript Document
var n=0;
var mum=document.getElementById("List1").getElementsByTagName("div").length;
var showNum = document.getElementById("simg");
function Mea(value){
	n=value;
	setBg(value);
	plays(value);
	//cons(value);
	}
function setBg(value){
	for(var i=0;i<mum;i++)
   if(value==i){
		showNum.getElementsByTagName("div")[i].className='';
		} 
	else{	
		showNum.getElementsByTagName("div")[i].className='f1';
		}  
	} 
function plays(value){
try
	{	
with (bimg){
		filters[0].Apply();
		for(i=0;i<mum;i++)i==value?children[i].className="dis":children[i].className="undis"; 
		filters[0].play(); 		
		}}
catch(e)
	{
		var divlist = document.getElementById("bimg").getElementsByTagName("div");
		for(i=0;i<mum;i++)
		{
			i==value?divlist[i].className="dis":divlist[i].className="undis";
		}
	}
	
}
function cons(value){
try
	{
with (con){

		for(i=0;i<mum;i++)i==value?children[i].className="dis":children[i].className="undis"; 
 		
		}}

catch(e)
	{
		var divlist = document.getElementById("con").getElementsByTagName("div");
		for(i=0;i<mum;i++)
		{
			i==value?divlist[i].className="dis":divlist[i].className="undis";
		}
	}
}

//function clearAuto(){clearInterval(autoStart)}
//function setAuto(){autoStart=setInterval("auto(n)", 3000)}
function auto(){
	n++;
	if(n>mum-1)n=0;
	Mea(n);
} 
function sub(){
	n--;
	if(n<0)n=mum-1;
	Mea(n);
}
//setAuto(); 

var Speed = 10; //速度(毫秒)   
var Space = 5; //每次移动(px)   
var PageWidth = 164; //翻页宽度   
var fill = 0; //整体移位   
var MoveLock = false;   
var MoveTimeObj;   
var Comp = 0;   
var AutoPlayObj = null;   
GetObj("List2").innerHTML = GetObj("List1").innerHTML;   
GetObj('ISL_Cont').scrollLeft = fill;   
GetObj("ISL_Cont").onmouseover = function(){clearInterval(AutoPlayObj);}   
GetObj("ISL_Cont").onmouseout = function(){AutoPlay();}   
AutoPlay();   
function GetObj(objName){if(document.getElementById){return eval('document.getElementById("'+objName+'")')}else{return eval('document.all.'+objName)}}   
function AutoPlay(){ //自动滚动   
 clearInterval(AutoPlayObj);   
 AutoPlayObj = setInterval('ISL_GoDown();ISL_StopDown();',3000); //间隔时间   
}   
function ISL_GoUp(){ //上翻开始   
 if(MoveLock) return;   
 clearInterval(AutoPlayObj);   
 MoveLock = true;   
 MoveTimeObj = setInterval('ISL_ScrUp();',Speed);   
}   
function ISL_StopUp(){ //上翻停止   
 clearInterval(MoveTimeObj);   
 if(GetObj('ISL_Cont').scrollLeft % PageWidth - fill != 0){   
  Comp = fill - (GetObj('ISL_Cont').scrollLeft % PageWidth);   
  CompScr();   
 }else{   
  MoveLock = false;   
 }   
 AutoPlay();   
}   
function ISL_ScrUp(){ //上翻动作   
 if(GetObj('ISL_Cont').scrollLeft <= 0){GetObj('ISL_Cont').scrollLeft = GetObj('ISL_Cont').scrollLeft + GetObj('List1').offsetWidth}   
 GetObj('ISL_Cont').scrollLeft -= Space ;   
}   
function ISL_GoDown(){ //下翻   
 clearInterval(MoveTimeObj);   
 if(MoveLock) return;   
 clearInterval(AutoPlayObj);   
 MoveLock = true;   
 ISL_ScrDown();   
 MoveTimeObj = setInterval('ISL_ScrDown()',Speed);   
}   
function ISL_StopDown(){ //下翻停止   
 clearInterval(MoveTimeObj);   
 if(GetObj('ISL_Cont').scrollLeft % PageWidth - fill != 0 ){   
  Comp = PageWidth - GetObj('ISL_Cont').scrollLeft % PageWidth + fill;   
  CompScr();   
 }else{   
  MoveLock = false;   
 }   
 AutoPlay();   
}   
function ISL_ScrDown(){ //下翻动作   
 if(GetObj('ISL_Cont').scrollLeft >= GetObj('List1').scrollWidth){GetObj('ISL_Cont').scrollLeft = GetObj('ISL_Cont').scrollLeft - GetObj('List1').scrollWidth;}   
 GetObj('ISL_Cont').scrollLeft += Space ;   
}   
function CompScr(){   
 var num;   
 if(Comp == 0){MoveLock = false;return;}   
 if(Comp < 0){ //上翻   
  if(Comp < -Space){   
   Comp += Space;   
   num = Space;   
  }else{   
   num = -Comp;   
   Comp = 0;   
  }   
  GetObj('ISL_Cont').scrollLeft -= num;   
  setTimeout('CompScr()',Speed);   
 }else{ //下翻   
  if(Comp > Space){   
   Comp -= Space;   
   num = Space;   
  }else{   
   num = Comp;   
   Comp = 0;   
  }   
  GetObj('ISL_Cont').scrollLeft += num;   
  setTimeout('CompScr()',Speed);   
 }   
}