function getElementsByClassName(oElm, strTagName, strClassName)
{
	var arrElements = (strTagName == "*" && oElm.all)? oElm.all : oElm.getElementsByTagName(strTagName);
	var arrReturnElements = new Array();
	strClassName = strClassName.replace(/\-/g, "\\-");
	var oRegExp = new RegExp("(^|\\s)" + strClassName + "(\\s|$)");
	var oElement;
	for(var i=0; i<arrElements.length; i++)
	{
		oElement = arrElements[i];      
		if(oRegExp.test(oElement.className))
			arrReturnElements.push(oElement);  
	}
	return (arrReturnElements);
}

function showDiv()
{
	// get all the links classed as toggle
	var lnks = getElementsByClassName(document, "a", "toggle");
	// get the number of links
	var lnklen = lnks.length;
	// loop through the links
	for (var i=0; i<lnklen; i++)
	{
		// capture the click
		lnks[i].onclick = function()
		{
			var div_id = this.getAttribute("rel");
			toggleDiv(div_id);
			return false;
		}
	}
}

function toggleDiv(div)
{
	var div = document.getElementById(div);
	
	var moreSpan = document.getElementById(div.id + "_span");
	moreSpan.style.display = "none";
	// EXCEPTION FOR RICHARD PRYOR POEM //
	if (div.id == "poem")
	{
		var para = moreSpan.parentNode;
		para.style.marginBottom = 0;
	}
	// END EXCEPTION //

	var sDisplay = (div.style.display == "block") ? "none" : "block";
	div.style.display = sDisplay;
		
	return false;
}

addLoadEvent(showDiv);