一款不错的键盘密码输入js程序

                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.softkeyboard;
                    StalkerTouchedX = e.pageX-document.softkeyboard.pageX;
                    StalkerTouchedY = e.pageY-document.softkeyboard.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;