function toggleRegion(sImageName, sSectionName)
{
	var oElement = document.getElementById(sSectionName);
	var oImage = document.getElementById(sImageName);
	var sImagePath = oImage.src.substring(0, oImage.src.lastIndexOf('/') + 1);
	
	if(oElement.style.display == 'none')
	{
		oElement.style.display = 'block';
		oImage.src = sImagePath + 'BoxTopRightArrowUp.gif';
	}
	else
	{
		oElement.style.display = 'none';
		oImage.src = sImagePath + 'BoxTopRightArrowDown.gif';
	}
}