function displayMenu( field) {

	//	Hide all menus
	if( document.getElementById( 'display_about').style.display != 'none') {
		document.getElementById( 'display_about').style.display = "none";
		document.getElementById( 'icon_about').style.backgroundPosition = "0px 0px";
	}
	if( document.getElementById( 'display_ministries').style.display != 'none') {
		document.getElementById( 'display_ministries').style.display = "none";
		document.getElementById( 'icon_ministries').style.backgroundPosition = "0px -32px";
	}
	if( document.getElementById( 'display_links').style.display != 'none') {
		document.getElementById( 'display_links').style.display = "none";
		document.getElementById( 'icon_links').style.backgroundPosition = "0px -64px";
	}
	if( document.getElementById( 'display_news').style.display != 'none') {
		document.getElementById( 'display_news').style.display = "none";
		document.getElementById( 'icon_news').style.backgroundPosition = "0px -96px";
	}
	if( document.getElementById( 'display_prayer').style.display != 'none') {
		document.getElementById( 'display_prayer').style.display = "none";
		document.getElementById( 'icon_prayer').style.backgroundPosition = "0px -128px";
	}

	//	Show selected menu
	if( field != 'none') {
		var updatefield = 'display_' + field;
		if( document.getElementById( updatefield).style.display != 'block') {
			document.getElementById( updatefield).style.display = "block";

			var top = 0;
			if( field == 'about') {
				top = 0;
			} else if( field == 'ministries') {
				top = -32;
			} else if( field == 'links') {
				top = -64;
			} else if( field == 'news') {
				top = -96;
			} else if( field == 'prayer') {
				top = -128;
			}

			updatefield = 'icon_' + field;
			document.getElementById( updatefield).style.backgroundPosition = "-200px " + top + "px";
		}
	}
}