off event first

@@ -25,7 +25,8 @@ var baseInfoEdit={
     },
     bindEvent:function(){
         var _g=this;
-        $(document).on('click','#save_baseinfo',function(){return _g.save()});
+        $("#save_baseinfo").off();
+        $("#save_baseinfo").on('click',function(){return _g.save()});
     },
     validate:function(){
         var promotionParams=PromotionInfo.promotionParams;

@@ -194,8 +194,8 @@ var conditionEdit={
     },
     bindEvent : function(){
         var _g=this;
-        
-        $(document).on("click","#save_condition",function(){
+        $("#save_condition").off();
+        $("#save_condition").on("click",function(){
             var allFormGroup = $("#tab_body").find(".form-group");
             var form_datas={}, form_data;
             var pNodeIndex,curNodeIndex;

@@ -21,7 +21,8 @@ var limitEdit={
     },
     bindEvent:function(){
         var _g=this;
-        $(document).on('click','#save_limit',function(){return _g.save()});
+        $('#save_limit').off();
+        $('#save_limit').on('click',function(){return _g.save()});
     },
     save:function(){
             var _g=this;

@@ -249,7 +249,8 @@ var operationEdit={
     },
     bindEvent:function(){
         var _g=this;
-        $(document).on('click','#save_operation',function(){return _g.save()}); 
+        $('#save_operation').off();  
+        $('#save_operation').on('click',function(){return _g.save()}); 
         $("#promotionType").change(function(){
             var selectKey=$(this).children('option:selected').val();
             return _g.selectOneOption(selectKey);

@@ -146,7 +146,8 @@ var rejectPromotions={
     },
     bindEvent: function() {
 	        var _g = this;	    
-            $(document).on('click','#save_reject',function(){return _g.save()});
+            $('#save_reject').off();        
+            $('#save_reject').on('click',function(){return _g.save()});
 	},
     save:function(){
             var _g=this;