Angry Birds Cursor Position

angrierbird.user.js

// ==UserScript==
// @name         Angry Birds Cursor Position
// @description  Tells you the exact position of the cursor while on Angry Birds
// @include      http://chrome.angrybirds.com/
// @author       Royal Flush
// ==/UserScript==

/* 
  Based on code by C. Peter Chen, available at:
  http://dev-notes.com/code.php?q=33
*/

var boxes = document.createElement('tr'); 
boxes.innerHTML = '<tr><td colspan="2">X: <input type="text" id="cursorX"> Y: <input type="text" id="cursorY"></td><br />&nbps;<br /></tr>';
var table = document.getElementsByTagName('tbody')[0]; table.insertBefore(boxes, table.childNodes[0]);

function init() {
	document.captureEvents(Event.MOUSEMOVE); 
	document.onmousemove = getCursorXY;
}

function getCursorXY(e) {
	document.getElementById('cursorX').value = e.pageX
	document.getElementById('cursorY').value = e.pageY;
}

init();