Object.extend({ x: toLeft, y: toTop }, arguments[3] || {})); 
Object.extend({ x: toLeft, y: toTop }, arguments[3] || { })); 
Effect.MoveBy = function(element, toTop, toLeft) {  return new Effect.Move(element,     Object.extend({ x: toLeft, y: toTop }, arguments[3] || {}));};
4999	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/4999/0c67d2a1c175fa312f232b827bd1c26b95eac0e1/effects.js/buggy/wp-includes/js/scriptaculous/effects.js