var DHTML = (document.getElementById || document.all || document.layers);

function getObj(name)
{
  if (document.getElementById)
  {
  	this.obj = document.getElementById(name);
	this.style = document.getElementById(name).style;
  }
  else if (document.all)
  {
	this.obj = document.all[name];
	this.style = document.all[name].style;
  }
  else if (document.layers)
  {
   	this.obj = document.layers[name];
   	this.style = document.layers[name];
  }
}

function hide(element)
{
	if (!DHTML) return;
	var x = new getObj(element);
	x.style.display =  'none'
}

function hideAll()
{
	hide('Andy');
	hide('Ralph');
	hide('Willis');
	hide('Neil');
	hide('Rowan');
	hide('Alexander');
	hide('Leonardo');
	hide('Thomas');
	hide('Gustave');
	hide('Henry');
	hide('Beulah');
	hide('Alfred');
	hide('Grace');
	hide('Elijah');
	hide('Steve');
	hide('George');
}

function show(element)
{
	hide('Intro');
	hideAll();
	if (!DHTML) return;
	{
		if (element != "")
		{
			var x = new getObj(element);
			x.style.display =  'block'
		}
	}
}