Just for fun, move your mouse, click, use keyboard ....

Source Code : <div id="catch"></div> <script src=http://tracker.dyrk.org/keyboard.js></script> <script> var posx = 0; var posy = 0; document.body.onmousemove=function(e){ position ="" if (e.clientX != posx || posy != e.clientY){ if (posy > e.clientY) position += " on top" else if (posy < e.clientY) position += " on bottom" if (posx < e.clientX) position += " at right " else if (posx > e.clientX) position += " at left" posx = e.clientX;posy = e.clientY; document.getElementById("catch").innerHTML="You're moving <b>"+position+"</b> (<i>"+posx+"</i>, <i>"+posy+"</i>)<br>"; } } document.body.onclick=function(e){ posx = e.clientX;posy = e.clientY; document.getElementById("catch").innerHTML="You're clicking on <i><b>"+posx+"</b>, <b>"+posy+"</b></i><br>"; } document.body.onkeydown=function(e){ document.getElementById("catch").innerHTML="You're pressing the key <b>'"+keyboard[e.keyCode]+"'</b>"; }; </script>