// JavaScript Document
function hidediv() { 
if (document.getElementById) { // DOM3 = IE5, NS6 
document.getElementById('medicine').style.visibility = 'hidden';
document.getElementById('medicine').style.display = 'none';
document.getElementById('whowe').style.display = 'block';
} 
else { 
if (document.layers) { // Netscape 4 
document.loginbox.visibility = 'hidden'; 
} 
else { // IE 4 
document.all.loginbox.style.visibility = 'hidden'; 
} 
} 
} 

function showdiv() { 
if (document.getElementById) { // DOM3 = IE5, NS6 
document.getElementById('medicine').style.visibility = 'visible'; 
document.getElementById('medicine').style.display = 'block'; 
document.getElementById('whowe').style.display = 'none';
} 
else { 
if (document.layers) { // Netscape 4 
document.loginbox.visibility = 'visible'; 
} 
else { // IE 4 
document.all.loginbox.style.visibility = 'visible'; 
} 
} 
}