function hideBioContentAll() { 
		if (document.getElementById) { // DOM3 = IE5, NS6 
			document.getElementById('bioContent1').style.display = 'none'; 
		} else { 
			if (document.layers) { // Netscape 4 
				document.bioContent1.display = 'none'; 
			} else { // IE 4 
				document.all.bioContent1.style.display = 'none'; 
			} 
		} 
	}
	
	function showBioContent1() {
		
		hideBioContentAll();
		
		if (document.getElementById) { // DOM3 = IE5, NS6 
			document.getElementById('bioContent1').style.display = 'block'; 
		} else { 
			if (document.layers) { // Netscape 4 
				document.bioContent1.display = 'block'; 
			} else { // IE 4 
				document.all.bioContent1.style.display = 'block'; 
			} 
		} 
	}	

	function showContainer2() { 
		
		hideAll();
		
		if (document.getElementById) { // DOM3 = IE5, NS6 
			document.getElementById('container2').style.visibility = 'visible'; 
		} else { 
			if (document.layers) { // Netscape 4 
				document.container2.visibility = 'visible'; 
			} else { // IE 4 
				document.all.container2.style.visibility = 'visible'; 
			} 
		} 
	}