如何让层不随鼠标移动？

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>Untitled Document</title>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
</head><body><SCRIPT language = JavaScript>
self.onError = null;
currentX = currentY = 0;
whichIt = null;
lastScrollX = 0; lastScrollY = 0;
NS = (document.layers) ? 1 : 0;
IE = (document.all) ? 1: 0;

function heartBeat()
{
    if(IE)
    {
        diffY = document.body.scrollTop;
        diffX = document.body.scrollLeft;
    }
    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;
    }
}


function checkFocus(x,y)
{
    stalkerx = document.floater.pageX;
    stalkery = document.floater.pageY;
    stalkerwidth = document.floater.clip.width;
    stalkerheight = document.floater.clip.height;
    if((x > stalkerx && x < (stalkerx+stalkerwidth)) && (y > stalkery && y < (stalkery+stalkerheight)))
    {
        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);
    }
    else
    {
        window.captureEvents(Event.MOUSEMOVE);
        if(checkFocus (e.pageX,e.pageY))
        {
            whichIt = document.floater;
            StalkerTouchedX = e.pageX-document.floater.pageX;
            StalkerTouchedY = 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-StalkerTouchedX,e.pageY-StalkerTouchedY);
        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;
}

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);
}
function layerSwitch(obj)
{
    if (obj.style.display == "none")
    {
    obj.style.display= "";
    document.form1.btnSwitch.value = "¹Ø±Õ¹«¸æ";
    }
    else
    {
     obj.style.display= "none";
     document.form1.btnSwitch.value = "ÏÔÊ¾¹«¸æ";
    }
}
</SCRIPT>
<DIV id=floater style="width:300 ; height: 100; LEFT: 600px; TOP: 10px; overflow : auto; POSITION: absolute; VISIBILITY: visible;">
ÍøÕ¾¹«¸æ£ºµã»÷°´Å¥Éè¶¨±¾¹«¸æÊÇ·ñÏÔÊ¾£¡
</DIV><table width="100%" height="1000" border="0" align="center">
  <tr>
    <td><form name="form1" method="post" action="">
        <div align="center">
          <p>
            <input name="btnSwitch" type="button" id="btnSwitch" onClick="layerSwitch(floater);" value="¹Ø±Õ¹«¸æ">
          </p>
        </div>
      </form> </td>
  </tr>
  <tr>
    <td> </td>
  </tr>
  <tr>
    <td> </td>
  </tr>
</table></body>
</html>
如果你想他放在啥位置,改变floater div的left,top就行了

解决方案 »

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