function hidediv() { 
if (document.getElementById) { // DOM3 = IE5, NS6 
document.getElementById('hideShow').style.visibility = 'hidden'; 
} 
else { 
if (document.layers) { // Netscape 4 
document.hideShow.visibility = 'hidden'; 
} 
else { // IE 4 
document.all.hideShow.style.visibility = 'hidden'; 
} 
} 
}

function hidediv2() { 
if (document.getElementById) { // DOM3 = IE5, NS6 
document.getElementById('hideShow2').style.visibility = 'hidden'; 
} 
else { 
if (document.layers) { // Netscape 4 
document.hideShow.visibility = 'hidden'; 
} 
else { // IE 4 
document.all.hideShow.style.visibility = 'hidden'; 
} 
} 
} 


function hidediv3() { 
if (document.getElementById) { // DOM3 = IE5, NS6 
document.getElementById('hideShow3').style.visibility = 'hidden'; 
} 
else { 
if (document.layers) { // Netscape 4 
document.hideShow.visibility = 'hidden'; 
} 
else { // IE 4 
document.all.hideShow.style.visibility = 'hidden'; 
} 
} 
}


function hidediv4() { 
if (document.getElementById) { // DOM3 = IE5, NS6 
document.getElementById('hideShow4').style.visibility = 'hidden'; 
} 
else { 
if (document.layers) { // Netscape 4 
document.hideShow.visibility = 'hidden'; 
} 
else { // IE 4 
document.all.hideShow.style.visibility = 'hidden'; 
} 
} 
}  

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