JS

HTML

<form name="Show">
            <input type="text" name="MouseX" value="0" size="4"> X
            <br>
            <input type="text" name="MouseY" value="0" size="4"> Y
            <br>
        </form>
    
        <script language="JavaScript1.2">
    
            var IE = document.all ? true : false
    
            if (!IE) document.captureEvents(Event.MOUSEMOVE)
    
            document.onmousemove = getMouseXY;
    
            var tempX = 0
            var tempY = 0
    
    
            function getMouseXY(e) {
                if (IE) { 
                    tempX = event.clientX + document.body.scrollLeft
                    tempY = event.clientY + document.body.scrollTop
                } else { 
                    tempX = e.pageX
                    tempY = e.pageY
                }
                
                if (tempX < 0) {
                    tempX = 0
                }
                if (tempY < 0) {
                    tempY = 0
                }
               
                document.Show.MouseX.value = tempX
                document.Show.MouseY.value = tempY
                return true
            }
    
      
        </script>