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();',1000); //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);
	 }
}