Merge pull request jquerytools#412 from jessecarl/master

Scrollable with one or zero items (and particularly with circular true)

Author: bradrobertson

src/scrollable/scrollable.js

@@ -192,8 +192,12 @@
 			};
 		});  
 
+		// next/prev buttons
+		var prev = find(root, conf.prev).click(function() { self.prev(); }),
+			 next = find(root, conf.next).click(function() { self.next(); });	
+		
 		// circular loop
-		if (conf.circular) {
+		if (conf.circular && self.getSize() > 1) {
 
 			var cloned1 = self.getItems().slice(-1).clone().prependTo(itemWrap),
 				 cloned2 = self.getItems().eq(1).clone().appendTo(itemWrap);
@@ -225,13 +229,8 @@
 
 			// seek over the cloned item
 			self.seekTo(0, 0, function() {});
-		}
-		
-		// next/prev buttons
-		var prev = find(root, conf.prev).click(function() { self.prev(); }),
-			 next = find(root, conf.next).click(function() { self.next(); });	
-		
-		if (!conf.circular && self.getSize() > 1) {
+
+		} else if (!conf.circular && self.getSize() > 1) {
 
 			self.onBeforeSeek(function(e, i) {
 				setTimeout(function() {
@@ -245,6 +244,9 @@
 			if (!conf.initialIndex) {
 				prev.addClass(conf.disabledClass);	
 			}
+		} else { // the case where there is one or zero items
+			prev.addClass(conf.disabledClass);
+			next.addClass(conf.disabledClass);
 		}
 
 		// mousewheel support