function toggleElementByID(Id) {
	var element = document.getElementById('hint-block');
	if (element) {
		if (element.style.height != 'auto') {
			element.style.height = 'auto';
		} else {
			element.style.height = 0;
		}
	}
}

function toggleNextElementByID(currentElement, Id) {
	if (currentElement)
	{
		do 
		{
      currentElement = currentElement.nextSibling;
		}	while (currentElement && currentElement.id != Id);
		
		if (currentElement) 
		{
			if (currentElement.style.height != 'auto') 
			{
				currentElement.style.height = 'auto';
			} 
			else 
			{
				currentElement.style.height = 0;
			}
		}
	}
}