var currentQuote = -1;
var currentArticle = -1;

function toggleVisibility(elementID,visibility)
{
	position = visibility == 'hidden' ? 'absolute' : 'relative';
	if(document.getElementById(elementID))
	{
		document.getElementById(elementID).style.visibility = visibility;
		document.getElementById(elementID).style.position = position;
	}
}

function toggleQuote(totalQuotes)
{
	currentQuote = currentQuote == (totalQuotes - 1) ? 0 : currentQuote + 1;
	
	for(i = 0; i < totalQuotes; i++)
	{
		if(i == currentQuote)
		{
			toggleVisibility('quote'+i, 'visible');
			toggleVisibility('quoter'+i, 'visible');
		}
		else
		{
			toggleVisibility('quote'+i, 'hidden');
			toggleVisibility('quoter'+i, 'hidden');
		}
	}
}

function toggleArticle(totalArticles)
{
	currentArticle = currentArticle == (totalArticles - 1) ? 0 : currentArticle + 1;
	
	for(i = 0; i < totalArticles; i++)
	{
		if(i == currentArticle)
		{
			toggleVisibility('article'+i, 'visible');
		}
		else
		{
			toggleVisibility('article'+i, 'hidden');
		}
	}
}