// jQuery plugin - Dolphin Top Menu
(function($){
	$.fn.dolTopMenu = function() {
		return this.each( function(){
			
			var show = function() {
				var o = $(this).attr('showsub');
				var has_submenus	=	$(o)[0].getElementsByTagName('a')[0];
				//alert(has_submenus);
				if(has_submenus)
				{
					$( o ? o : this ).attr( 'hover', 'true' ).show();
					
					//alert( $activeSub );
					if( typeof $activeSub != 'undefined' )
						$activeSub.hide();
				}
				else
				{
					$( o ? o : this ).attr( 'hover', 'true' ).hide();
					if( typeof $activeSub != 'undefined' )
						$activeSub.hide();
				}
			};
			
			var hide = function() {
				var o = $(this).attr('showsub');
				var $o = $( o ? o : this );
				
				$o.attr( 'hover', 'false' );
				
				setTimeout( function() {
					if( $o.attr( 'hover' ) != 'true' ) {
						$o.hide();
						
						if( typeof $activeSub != 'undefined' && $inactiveSubs.filter('[hover=true]').length == 0 )
							$activeSub.show();
					}
				}, 100 );
			};
			
			var $inactive  = $( 'a', this );
			var $active    = $( 'b:first', this );
			
			var $activeSub;
			var $inactiveSubs;
			
			if( $active.length && $active.attr('showsub') )
			{
				$activeSub = $( $active.attr('showsub') );
				var has_submenus	=	$($activeSub).find('a')[0];
				if( !has_submenus )
				{
					$( $active.attr('showsub')).css('display', 'none');
				}
			}
			
			// Work out if the menu is showing and disable the page header margin if not.
			var $showingMenu = $('.subMenu:visible');
			if($showingMenu.length==0)
			{
				$('h2.pageHeader').css('margin', '0');
			}
			
				
			// INTERSIM DISABLE ROLLOVER MENU
			// $inactive.hover( show, hide ).each( function() {
			// 	if( !$inactiveSubs )
			// 		$inactiveSubs = $( $(this).attr('showsub') );
			// 	else
			// 		$inactiveSubs = $inactiveSubs.add( $(this).attr('showsub') );
			// } );
			
			//$inactiveSubs.hover( show, hide );
		} );
	};
})(jQuery);