document.getElementById('XP').style.border="1px solid black";
document.getElementById('Vista').style.border="1px solid black";
document.getElementById('XP').style.padding="5px";
document.getElementById('Vista').style.padding="5px";
document.getElementById('XP').style.marginLeft="5px";
document.getElementById('Vista').style.marginLeft="5px";
document.getElementById('xphead').style.border="1px solid black";
document.getElementById('vistahead').style.border="1px solid black";
document.getElementById('xphead').style.padding="5px";
document.getElementById('vistahead').style.padding="5px";

function xptab() {
	document.getElementById('xphead').style.borderBottom="none";
	document.getElementById('vistahead').style.borderBottom="1px;";
	document.getElementById('XP').style.display="block";
	document.getElementById('Vista').style.display="none";	
	document.getElementById('xphead').style.backgroundColor="white";
	document.getElementById('vistahead').style.backgroundColor="#c0c0c0";
}
function vistatab() {
	document.getElementById('vistahead').style.borderBottom="none";
	document.getElementById('xphead').style.borderBottom="1px;";
	document.getElementById('Vista').style.display="block";
	document.getElementById('XP').style.display="none";	
	document.getElementById('vistahead').style.backgroundColor="white";
	document.getElementById('xphead').style.backgroundColor="#c0c0c0";
}
xptab();
document.getElementById('WinVistaHeader').style.display="none";