$(document).ready(function() {

var item = $(document).getUrlParam("item_id"); 
var lookup = $('#lookup').val();


$.getJSON("ajax/cor-sub-nav.php?item_id=" +lookup,

        function(json){        
        
        $.each(json,function(i) {
        
        	var title 	= json[i]["title"];
        	var id	  	= json[i]["id"];
        	var nav	  	= json[i]["nav"];   
        	var external	 = json[i]["external"]; 
        	var file	= json[i]["file"];
        	
        
        	var listitem = document.createElement("li");
        	var lilink = document.createElement("a");
        	
        	if (external == 0) {
        	$(lilink).attr({href:"view.php?item_id="+id,id:"m"+id}).text(title); 
        	} else if (external == 1) { 
        	$(lilink).attr({"href":file,id:"m"+id,target:"_blank"}).text(title); 
        	}
          	
	       
	       if (item == id) {
	       		$(lilink).addClass("active");	       			
	       } 
	       

	       $(listitem).append(lilink); 
	        
	        if(json[i]["leaf"] == 0) {   

		var newlist = document.createElement("ul");	        
	        
	        var c = json[i]['children'].length;
	        
	        for (x = 0; x < c; x++) {	        
	       
        		var childtitle 	  = json[i]["children"][x]["title"];
        		var childid	  = json[i]["children"][x]["id"];
        		var private	  = json[i]["children"][x]["private"]; 
        		var external	  = json[i]["children"][x]["external"];
        		var file	  = json[i]["children"][x]["file"];

	        	var newlistitem = document.createElement("li");
	        	var newlilink = document.createElement("a");
	        
	        	
	        	$(newlilink).attr("href","view.php?item_id="+childid).text(childtitle);
	        	
	        	if (private == 1) {
	        		$(newlilink).attr("href","http://www.adventistyouth.org/login.php?redirect="+childid).text(childtitle);
	        	} 
	        	
	        	if (external == 1) {
	        		$(newlilink).attr("href",file).text(childtitle);
	        	}     	
	        	

	        		

	       
	       		if (item == childid) {
	       	       		$(newlilink).addClass("subactive");
	       	       		$(lilink).addClass("active");
	       		}
	       		
	       		if (private == 1) {
	       			var lockimg = document.createElement("img");
	       			$(lockimg).attr({ 
			         	 src: "images/lock.gif",
			         	 title: "log in",
			         	 alt: "Log in",
			         	 height: "12",
			         	 width: "11"			        
			        });
	       		
	       			$(newlilink).append(lockimg);
	       		}
	        
	        	$(newlistitem).append(newlilink);
	        	$(newlist).append(newlistitem);
	        
	        }
	        
	        
	     	    
	        $(listitem).append(newlist); 
	        
	        }       
	       
	        
	        
	        $('ul#submenu').append(listitem); 
	        
	        
       
	       });     
             
            
            $('ul.menu ul').hide();         
            $('ul.menu li a.active').next().show(); 	
             
        });

 

});