function fadeNavigation() {
	
	$('#global_navigation a').each( function () {
		
		var text = $(this).text();
		$(this).append('<span class="hover">' + text + '</span>');
		
		var $span = $('> span.hover', this).css('opacity', 0);
		
		$(this).hover( function () {
			$span.stop().fadeTo(200, 1);
		}, function () {
			$span.stop().fadeTo(500, 0);
		} );
		
	} );
	
}


function fadeButton(elm) {
	
	var obj = $(elm);
	
	var text = obj.text();
	obj.append('<span class="hover">' + text + '</span>');
	
	var $span = $('> span.hover', obj).css('opacity', 0);
	
	obj.hover( function () {
		$span.stop().fadeTo(200, 1);
	}, function () {
		$span.stop().fadeTo(500, 0);
	} );
	
}