document.getElementById("list-aix").style.display = "none";
document.getElementById("list-linux").style.display = "none";
document.getElementById("list-i5os").style.display = "none";

function shItems()
{
	if (document.getElementById("list-aix").style.display=="none")
	{
		document.getElementById("list-aix").style.display="block";
		document.getElementById("list-linux").style.display="block";
		document.getElementById("list-i5os").style.display="block";
	}
	else
	{
		document.getElementById("list-aix").style.display="none";
		document.getElementById("list-linux").style.display="none";
		document.getElementById("list-i5os").style.display="none";
	}
}