+ slideDown: function(speed,callback){
+ return this.animate({height: "show"}, speed, callback);
+ },
+
+ slideUp: function(speed,callback){
+ return this.animate({height: "hide"}, speed, callback);
+ },
+
+ slideToggle: function(speed, callback){
+ return this.animate({height: "toggle"}, speed, callback);
+ },
+
+ fadeIn: function(speed, callback){
+ return this.animate({opacity: "show"}, speed, callback);
+ },
+
+ fadeOut: function(speed, callback){
+ return this.animate({opacity: "hide"}, speed, callback);
+ },
+