function chgObject(id){

document.write(id.text);id.id='';

}

self.onError = null;
	
currentX = currentY = 0;  
whichIt = null;           
lastScrollX = 0; lastScrollY = 0;
	
NS = (document.layers) ? 1 : 0;
IE = (document.all) ? 1: 0;


if(NS)
{
	window.captureEvents(Event.MOUSEUP|Event.MOUSEDOWN);
//	window.onmousedown = grabIt;
 	window.onmousemove = moveIt;
//	window.onmouseup = dropIt;
}

if(IE)
{
//	document.onmousedown = grabIt;
 	document.onmousemove = moveIt;
//	document.onmouseup = dropIt;
}
	
	
if(NS || IE)
	action = window.setInterval("heartBeat()",1);


<!-- CHASE CODE -->
function heartBeat()
{
	if(IE)
	{
		if(document.body.scrollTop > 1)
			diffY = document.body.scrollTop + 1 -1;
		else
			diffY = 0
		//diffX = document.body.scrollLeft;
		diffX = 0
	}
	
	if(NS)
	{
		diffY = self.pageYOffset;
		diffX = self.pageXOffset;
	}
		
	if(diffY != lastScrollY)
	{
		percent = .1 * (diffY - lastScrollY);
	    if(percent > 0)
			percent = Math.ceil(percent);
	    else percent = Math.floor(percent);
			if(IE)
				document.all.floater.style.pixelTop += percent;
			if(NS)
				document.floater.top += percent; 
	lastScrollY = lastScrollY + percent;
	}
	
	if(diffX != lastScrollX)
	{
		percent = .1 * (diffX - lastScrollX);
		if(percent > 0)
			percent = Math.ceil(percent);
		else percent = Math.floor(percent);
		
			if(IE)
				document.all.floater.style.pixelLeft += percent;
			if(NS) document.floater.left += percent;
				lastScrollX = lastScrollX + percent;
	}	
}
<!-- CHASE CODE -->
	


<!-- DRAG DROP CODE -->
function checkFocus(x,y)
{
	var totalY, totalX;
    floatx = document.floater.pageX;
    floaty = document.floater.pageY;
    floatwidth = document.floater.clip.width;
    floatheight = document.floater.clip.height;
			
	if(20 == 0)
		totalY = floatheight;
	else totalY = 20;
		if(0 == 0)
			totalX = floatwidth;
		else totalX = 0;
			if( (x > floatx && x < (floatx+totalX)) && (y > floaty && y < (floaty+totalY)))
				return true;
	        else
				return false;
}


function grabIt(e)
{
	if(IE)
	{
		whichIt = event.srcElement;
		while (whichIt.id.indexOf("floater") == -1)
		{
			whichIt = whichIt.parentElement;
			if (whichIt == null)
			{
				return true;
			}
		}
		whichIt.style.pixelLeft = whichIt.offsetLeft;
		whichIt.style.pixelTop = whichIt.offsetTop;
		currentX = (event.clientX + document.body.scrollLeft);
	  	currentY = (event.clientY + document.body.scrollTop);
			
		if(0 != 0)
		{
			if(event.clientX > whichIt.offsetLeft + 0)
				whichIt = null;
		}
		
		if(whichIt)
		{
			if(20 != 0)
			{
				if(currentY > whichIt.offsetTop + 20)
					whichIt = null;
			}
		}
	}
	else
	{ 
	    window.captureEvents(Event.MOUSEMOVE);
	    if(checkFocus (e.pageX,e.pageY))
	    { 
			whichIt = document.floater;
	        FloatTouchedX = e.pageX-document.floater.pageX;
	        FloatTouchedY = e.pageY-document.floater.pageY;
	    } 
	}
	return true;
}


	
function moveIt(e)
{
	if (whichIt == null)
	{
		return false;
	}
	
	if(IE)
	{
	    newX = (event.clientX + document.body.scrollLeft);
	    newY = (event.clientY + document.body.scrollTop);
	    distanceX = (newX - currentX);    distanceY = (newY - currentY);
	    currentX = newX;    currentY = newY;
	    whichIt.style.pixelLeft += distanceX;
	    whichIt.style.pixelTop += distanceY;
		if(whichIt.style.pixelTop < document.body.scrollTop)
			whichIt.style.pixelTop = document.body.scrollTop;
		
		if(whichIt.style.pixelLeft < document.body.scrollLeft)
			whichIt.style.pixelLeft = document.body.scrollLeft;
		
		if(whichIt.style.pixelLeft > document.body.offsetWidth - document.body.scrollLeft - whichIt.style.pixelWidth - 20)
			whichIt.style.pixelLeft = document.body.offsetWidth - whichIt.style.pixelWidth - 20;
		
		if(whichIt.style.pixelTop > document.body.offsetHeight + document.body.scrollTop - whichIt.style.pixelHeight - 5)
			whichIt.style.pixelTop = document.body.offsetHeight + document.body.scrollTop - whichIt.style.pixelHeight - 5;
			event.returnValue = false;
	}
	else
	{ 
		whichIt.moveTo(e.pageX-FloatTouchedX,e.pageY-FloatTouchedY);
	    if(whichIt.left < 0+self.pageXOffset)
			whichIt.left = 0+self.pageXOffset;
	    
	    if(whichIt.top < 0+self.pageYOffset)
			whichIt.top = 0+self.pageYOffset;
	    
	    if( (whichIt.left + whichIt.clip.width) >= (window.innerWidth+self.pageXOffset-17))
			whichIt.left = ((window.innerWidth+self.pageXOffset)-whichIt.clip.width)-17;
	    
	    if( (whichIt.top + whichIt.clip.height) >= (window.innerHeight+self.pageYOffset-17))
			whichIt.top = ((window.innerHeight+self.pageYOffset)-whichIt.clip.height)-17;
		return false;
	}
	return false;
}
	

function dropIt()
{
	whichIt = null;
    if(NS) window.releaseEvents (Event.MOUSEMOVE);
	    return true;
}






//


function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloa
	dImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}


function iePass(idx) 
{ 
   
	if(document.getElementById && document.getElementById(idx)) {
	// W3C Netscape 6老版快 
		document.write(document.getElementById(idx).value); 
	} else if (document.all && document.all(idx)) {
	// MSIE 4 老版快
		document.write(document.getElementById(idx).value); 
	} else if (document.layers && document.layers[idx]) {
	// NN 4 老版快
	document.write(document.getElementById(idx).value); 
	} else {
	return false;
	}

}