/**
 * Global Variables
 */
var oldMenu = '';
var oldSideMenu = '';



/**
 * dropMenu() - this is the function used for the main navigation that runs below the banner.
 */
function dropMenu(menuName) {

	if ( menuName ) {

		element = document.getElementById(menuName).getElementsByTagName('a');

		for ( i = 0; i < element.length; i++ ) {
			element[i].style.display = 'inline';
		}
	}

	if ( oldMenu ) {
		var old = document.getElementById(oldMenu).getElementsByTagName('a');

		if ( old && oldMenu != menuName ) {
			for ( i = 0; i < old.length; i++ ) {
				old[i].style.display = 'none';
			}
		}
	}

	oldMenu = menuName;			
}



/**
 * showMenu() - this is the function used in the side menu of the "Past News" section.
 */
function showMenu(menuID) {
	
	if ( oldSideMenu != '' )
		document.getElementById(oldSideMenu).style.display = "none";
		
		
	var tag = document.getElementById(menuID).style.display;
	
	if ( tag == "block" )
		document.getElementById(menuID).style.display = "none";
	else
		document.getElementById(menuID).style.display = "block";
		
	oldSideMenu = menuID;
}