function hoverTR(currentTR, isOver)
{
	if (isOver)
	{
		currentTR.cells[0].className = 'menuLabel_over';
		currentTR.cells[1].className = 'menuMarker_over';
	}
	else
	{
		currentTR.cells[0].className = 'menuLabel';
		currentTR.cells[1].className = 'menuMarker';
	}
}