///<reference path="jquery-1.2.6-vsdoc.js"/>
	
//Starts when DOM is ready
$(function(){
		    
	//For each Quick Launch navigation sub menu: 
	$("table.ms-navSubMenu2").each(function(){
	
		//Find any navigation items under the sub menu that have been selected.
		var selectedNavItems = $(this).find("a.hydro-selectednav");
		
		//Find the corresponding navigation header of the current sub menu being processed
		var menuHeader = $(this).parents("tr:eq(0)").prev("tr").find("table.hydro-selectednavheader:eq(0)");  
		//alert(selectedNavItems);      	
	    
		if ($(menuHeader).hasClass("hydro-selectednavheader") || selectedNavItems.length > 0) 
		{
			$(this).show();
			
	    $("table.ms-navSubMenu3").each(function(){	
	    
	    
	    
	    	if($(this).parents("tr:eq(0)").prev("tr").children("td > table").find(".hydro-selectednav").hasClass("hydro-selectednav")){
		    	$(this).parents("tr:eq(0)").show();
		    	
		    	$(this).parents("tr:eq(0)").parents("tr:eq(0)").prev("tr:eq(0)").find("a").addClass("selectedBackgroundImage");
		    	
		    	
		    }else
		    {
		    
		      	$(this).parents("tr:eq(0)").hide();
		    	
		    }
		    
		    
		    
	    });
			
		}
		else
		{ 
			//otherwise, hide the submenu
			$(this).parents("tr:eq(0)").hide();
			  
				


			
			
		}	
		
		$("table.hydro-selectednav1").parents("table.ms-navSubMenu3:eq(0)").parents("tr:eq(0)").show();
		$("table.hydro-selectednav1").parents("table.ms-navSubMenu3:eq(0)").parents("tr:eq(0)").prev("tr:eq(0)").parents("tr:eq(0)").show();
		$("table.hydro-selectednav1").parents("table.ms-navSubMenu3:eq(0)").parents("tr:eq(0)").siblings().find("table.ms-navSubMenu3").parents("tr:eq(0)").hide();
	
        
	});
    		
    //When a user clicks a navigation header, the user should be taken directly
    //to the site link. The javascript event handler to hide/display the submenus
    //should not be triggered.
   	$("a.ms-navheader").click(function(e){

    	e.stopPropagation();
    });

  	

	//When the user hovers over the navigation header, it would be nice
	//to have an indicator that they can click on the header. Usually,
	//browsers use the hand icon to indicate clickable items.
    $("table.ms-navheader").hover(function(e){
        $(this).css("cursor", "hand");
    }, function(e){
        $(this).css("cursor", "default");
    });

    //Finally, this adds a click event handler for the navigation header table
/*
    $("table.ms-navheader").click(function(e)
    {		    
        var subMenu = $(this).parents("tr:eq(0)").next("tr").find("table.ms-navSubMenu2:eq(0)");
        if (subMenu.length > 0)
        {
        	//only if we have a submenu should we hide the other submenus and show the current one.
	        $("table.ms-navSubMenu2").hide("slow");
			subMenu.show("slow");
		}
		
    });
*/
});