A serious attempt to fix a weird "d is undefined" error in firebug. Here are the details: http://flowplayer.org/tools/forum/20/41614

Author: tipiirai

src/dateinput/dateinput.js

@@ -681,7 +681,7 @@
 
 			// API methods				
 			self[name] = function(fn) {
-				$(self).bind(name, fn);
+				if (fn) { $(self).bind(name, fn); }
 				return self;
 			};
 		});

src/overlay/overlay.js

@@ -245,7 +245,7 @@
 
 			// API
 			self[name] = function(fn) {
-				$(self).bind(name, fn);
+				if (fn) { $(self).bind(name, fn); }
 				return self;
 			};
 		});

src/rangeinput/rangeinput.js

@@ -335,7 +335,7 @@
 
 			// API methods
 			self[name] = function(fn) {
-				$(self).bind(name, fn);
+				if (fn) { $(self).bind(name, fn); }
 				return self;	
 			};
 		}); 

src/scrollable/scrollable.js

@@ -186,7 +186,7 @@
 			}
 
 			self[name] = function(fn) {
-				$(self).bind(name, fn);
+				if (fn) { $(self).bind(name, fn); }
 				return self;
 			};
 		});  

src/tooltip/tooltip.js

@@ -301,7 +301,7 @@
 
 			// API
 			self[name] = function(fn) {
-				$(self).bind(name, fn);
+				if (fn) { $(self).bind(name, fn); }
 				return self;
 			};
 		});

src/validator/validator.js

@@ -492,7 +492,7 @@
 
 			// API methods				
 			self[name] = function(fn) {
-				$(self).bind(name, fn);
+				if (fn) { $(self).bind(name, fn); }
 				return self;
 			};
 		});