function hideMenu( id )
{
	headerid = document.getElementById( 'nav_' + id );
	menuid   = document.getElementById( 'menu_' + id );
	linkid   = document.getElementById( 'link_' + id );

	if( headerid && menuid && linkid )
	{
		headerid.style.backgroundColor = 'transparent';
		linkid.style.backgroundImage = 'none';
		menuid.style.display = 'none';
	}
	else
		alert( 'Unable to find menu or nav for ID ' + id );
}

function showMenu( id )
{
	headerid = document.getElementById( 'nav_' + id );
	menuid   = document.getElementById( 'menu_' + id );
	linkid   = document.getElementById( 'link_' + id );

	if( headerid && menuid && linkid )
	{
		headerid.style.backgroundColor = '#93a41e';
		linkid.style.backgroundImage = 'url(/images/bg/menugreentopline.gif)';
		linkid.style.backgroundPosition = 'top';
		linkid.style.backgroundRepeat = 'repeat-x';

		menuid.style.display = 'block';
	}
	else
		alert( 'Unable to find menu or nav for ID ' + id );
}

function dateGetEpoch()
{
	d = new Date();
	return( d.getTime() );
}