function HideContent() {
	
	for (i = 0; i< arguments.length; i++)
	{
		document.getElementById(arguments[i]).style.display = "none";	
	}
}

function ShowContent() {
	
	for (i = 0; i< arguments.length; i++)
	{
		document.getElementById(arguments[i]).style.display = "block";	
	}
}
/*
function ShowContent(d) {
if(d.length < 1) { return; }
document.getElementById(d).style.display = "block";
}
*/
function ReverseContentDisplay(d) {
if(d.length < 1) { return; }
if(document.getElementById(d).style.display == "none") { document.getElementById(d).style.display = "block"; }
else { document.getElementById(d).style.display = "none"; }
}