function hidediv() { 
if (document.getElementById) { // DOM3 = IE5, NS6 
document.getElementById('floatlayer').style.visibility = 

'hidden'; 
} 
else { 
if (document.layers) { // Netscape 4 
document.floatlayer.visibility = 'hidden'; 
} 
else { // IE 4 
d

ocument.all.floatlayer.style.visibility = 'hidden'; 
} 
} 
} 

function showdiv() { 
if (document.getElementById) { // DOM3 = 

IE5, NS6 
document.getElementById('floatlayer').style.visibility = 'visible'; 
} 
else { 
if (document.layers) { // Netscape 

4 
document.floatlayer.visibility = 'visible'; 
} 
else { // IE 4 
document.all.floatlayer.style.visibility = 'visible'; 
} 
}

 
}