var Scrolling=false;
function $(o){return document.getElementById(o)}
function ScroMove(){Scrolling=true}
document.onmousemove=function(e){if(Scrolling==false)return;ScroNow(e)}
document.onmouseup=function(e){Scrolling=false}
function ScroNow(event){
	var event=event?event:(window.event?window.event:null);
	var Y=event.clientY-$("Scroll").getBoundingClientRect().top-$("ScroLine").clientHeight/2;
	var H=$("ScroRight").clientHeight-$("ScroLine").clientHeight;
	var SH=Y/H*($("ScroLeft").scrollHeight-$("ScroLeft").clientHeight);
	if (Y<0)Y=0;if (Y>H)Y=H;
	$("ScroLine").style.top=Y+"px";
	$("ScroLeft").scrollTop=SH;
	}
function ScrollWheel(){
	var Y=$("ScroLeft").scrollTop;
	var H=$("ScroLeft").scrollHeight-$("ScroLeft").clientHeight;
	if (event.wheelDelta >=120){Y=Y-80}else{Y=Y+80}
	if(Y<0)Y=0;if(Y>H)Y=H;
	$("ScroLeft").scrollTop=Y;
	var SH=Y/H*$("ScroRight").clientHeight-$("ScroLine").clientHeight;
	if(SH<0)SH=0;
	$("ScroLine").style.top=SH+"px";
}