_initial_menu_height = 0;

function resize_menu() {
	_content_height_str = $('centreColumn').getStyle('height');
	_menu_height_str = $('document_menu').getStyle('height');
	_content_height = _content_height_str.substring(0, _content_height_str.length - 2);
	_menu_height = _menu_height_str.substring(0, _menu_height_str.length - 2);
	if (((_content_height * 1)+ 28) >= (_menu_height * 1)) {
		$('document_menu').setStyle('height', (_content_height *1 )+ 28);
	} else {
		if (_initial_menu_height != 0) { 
			$('document_menu').setStyle('height', _initial_menu_height);
		}
	}
	
	if (_initial_menu_height == 0) {
		_initial_menu_height = $('document_menu').getStyle('height');
	}
	
	setTimeout("resize_menu()",500);
}

window.addEvent('domready', function() {
	
	setTimeout("resize_menu()",500);
	
});