scratchpad reloads playlists when logging in/out.

Drag to reorder done on table. template redone to work with jQuery.

src/modules/htmlUI/var/html/js/playlist.js

@@ -0,0 +1,52 @@
+
+$(document).ready(function() {
+	  
+    $("#pl_sortable").sortable();
+    
+    $("#pl_sortable" ).bind( "sortstop", function(event, ui) {	
+    	var li, newPos, oldPos;
+    	
+    	li = ui.item;
+        newPos = $(this).children().index(li);
+        oldPos = li.attr('id').split("_").pop();  
+        
+        $.post("ui_handler.php",
+        		
+        	{ 'act': 'PL.moveItem', 'oldPos': oldPos, 'newPos': newPos },
+        	
+        	function(data){
+        		var ul =  $("#pl_sortable");
+        		
+        		if(data.error) {
+        			var size,
+        				tmp_ul;
+        			
+        			size = $(ul).children().size();
+        			
+        			tmp_ul = $("<ul/>");
+        			for(var i=0; i<size; i++)
+        			{
+        				tmp_ul.append(ul.find("#pl_"+i));
+        			}
+        		
+        			//restore the UI to the previous order.
+        			$(ul).empty();
+        			$(ul).html(tmp_ul.contents());
+        			
+        			alert(data.error);	
+        		}
+        		else {
+	        		//redo playlist positional ids.
+        			$(ul).children().each(function(index){	
+	                	var li = $(this);
+	                	li.attr('id', 'pl_'+index);
+	                });
+        		}	
+        	},
+        	
+        	"json"
+        );
+   	});
+
+    
+});