function handleEnter(e) {
	if (e.keyCode == 13) {
		button = this.up('.filterContainer').next('.launchpadbutton');
		if (button != null)
		{
			button.click();
			e.preventDefault();
		}
	}
}

Event.observe(window, 'load', function() {
	$$('.TextBoxFilter input').each(function(s) {
		Event.observe(s, 'keypress', handleEnter);
	});
});