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				@@ -321,7 +321,6 @@ var PROJECT = { 
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				         project.prototype.projectMarkChecking = function () { 
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				             let  changeMark = projectInfoObj.projectInfo.changeMark; 
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				             if(changeMark&&changeMark!=''){ 
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				-                $.bootstrapLoading.start(); 
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				                 this.Bills.getEngineeringCostNode(projectObj.mainController).changed = true; 
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				                 this.calcProgram.calcAllNodesAndSave(); 
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				                 CommonAjax.post("/project/removeProjectMark",{projectID:this.ID()},function (data) { 
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