var downLayerId;
var dropDegree = 10;
var doDirect;
var DirectTerm = 8000; // 스크롤속도를 조절하세요
var curDropIdx = 0;

function DirectDown(){
	clearInterval(doDirect);
	clearInterval(downLayerId);

	for(i = curDropIdx ;i < document.all["DropHit"].length + curDropIdx;i++){
		document.all["DropHit"][i%document.all["DropHit"].length].style.posTop = document.all["DropHit"][i%document.all["DropHit"].length].style.posHeight * (-1*((i-curDropIdx)%document.all["DropHit"].length));
	} 

	var temp = 'setInterval("DownLayer()",20)'; 
	downLayerId = eval(temp);
	direction = "down";
}

function DownLayer(){
	if(document.all["DropHit"][curDropIdx].style.posTop < document.all["DropHit"][curDropIdx].style.posHeight){
		for(j = curDropIdx ;j < document.all["DropHit"].length + curDropIdx;j++){
			document.all["DropHit"][j%document.all["DropHit"].length].style.posTop += dropDegree;
		}
	} else {
		clearInterval(downLayerId);

		for(j = curDropIdx ;j < document.all["DropHit"].length + curDropIdx;j++){
			document.all["DropHit"][j%document.all["DropHit"].length].style.posTop = document.all["DropHit"][j%document.all["DropHit"].length].style.posHeight *((-1*((j-curDropIdx)%document.all["DropHit"].length))+1);
		}
		curDropIdx = (curDropIdx + 1) ;
		curDropIdx = curDropIdx > document.all["DropHit"].length-1 ? curDropIdx%document.all["DropHit"].length:curDropIdx;
		var temp = 'setInterval("DirectDown()",DirectTerm)';
		doDirect = eval(temp);
	}
}

function DirectUp(){
	clearInterval(doDirect);
	clearInterval(downLayerId);
	var tempIdx = 0;
	for(i = 0;i<document.all["DropHit"].length;i++){
		tempIdx = (document.all["DropHit"].length + curDropIdx - i) %document.all["DropHit"].length;

		document.all["DropHit"][tempIdx].style.posTop = i*document.all["DropHit"][tempIdx].style.posHeight;
	} 

	var temp = 'setInterval("UpLayer()",20)'; 
	downLayerId = eval(temp);
	direction = "up";
}

function UpLayer(){
	var tempIdx = 0;
	if(document.all["DropHit"][curDropIdx].style.posTop < document.all["DropHit"][curDropIdx].style.posHeight && document.all["DropHit"][curDropIdx].style.posTop > document.all["DropHit"][curDropIdx].style.posHeight * (-1)){
		for(j = 0 ;j < document.all["DropHit"].length;j++){
			tempIdx = (document.all["DropHit"].length + curDropIdx - j) %document.all["DropHit"].length;
			document.all["DropHit"][tempIdx].style.posTop -= dropDegree;
		}
	} else {
		clearInterval(downLayerId);
		for(j = 0;j<document.all["DropHit"].length;j++){
			tempIdx = (document.all["DropHit"].length + curDropIdx - j) % document.all["DropHit"].length;

			document.all["DropHit"][tempIdx].style.posTop = (j-1)*(document.all["DropHit"][tempIdx].style.posHeight); 
		}
		curDropIdx = (curDropIdx - 1) ;
		curDropIdx = curDropIdx < 0 ? document.all["DropHit"].length-1:curDropIdx;
		var temp = 'setInterval("DirectUp()",DirectTerm)';
		doDirect = eval(temp);
	}
}

//-->