function showContent (obj, alternate)
{
	var liObj		= obj.parentNode;
	
	if(liObj.tagName == 'LI')
	{
		var pObj 		= obj.parentNode.getElementsByTagName('p')[0];
		
		if(pObj)
		{
			var status 		= pObj.style.display;
			
			if(status == 'none' || status == '')
			{
				pObj.style.display 	= 'block';
				liObj.className		= 'active'+(alternate ? " alternate" : null);
			}
			else
			{
				pObj.style.display 	= 'none';
				liObj.className		= (alternate ? "alternate" : null);
			}
		}
	}
}

function showAll ()
{
	objA = document.getElementById('left').getElementsByTagName('a');
	
	for(i=0; i<objA.length; i++)
	{
		showContent (objA[i], false);
	}
	
	objB = document.getElementById('middle').getElementsByTagName('a');
	
	for(i=0; i<objB.length; i++)
	{
		showContent (objB[i], false);
	}
	
	objC = document.getElementById('right').getElementsByTagName('a');
	
	for(i=0; i<objC.length; i++)
	{
		showContent (objC[i], false);
	}	
}