diff --git a/src/main/resources/static/assets/js/project_budget_plan.js b/src/main/resources/static/assets/js/project_budget_plan.js
index 448ab80..069e11c 100644
--- a/src/main/resources/static/assets/js/project_budget_plan.js
+++ b/src/main/resources/static/assets/js/project_budget_plan.js
@@ -299,16 +299,22 @@ function updateEachUnderwrittenPlan() {
 
         var underwrittenPlan = 0;
 
-        if(income - cost >= 0){
-            underwrittenPlan = 0;
+        if(!income || !cost){
+            //数据还不全的时候
+            underwrittenPlan = NaN;
         }else {
-            if(prevFundBalance<0){
-                underwrittenPlan = cost - income;
-            }else {
-                if(prevFundBalance <= cost - income){
-                    underwrittenPlan = cost - income - prevFundBalance;
-                }else {
-                    underwrittenPlan = 0;
+
+            if (income - cost >= 0) {
+                underwrittenPlan = 0;
+            } else {
+                if (prevFundBalance < 0) {
+                    underwrittenPlan = cost - income;
+                } else {
+                    if (prevFundBalance <= cost - income) {
+                        underwrittenPlan = cost - income - prevFundBalance;
+                    } else {
+                        underwrittenPlan = 0;
+                    }
                 }
             }
         }
@@ -339,16 +345,22 @@ function updateEachRepaymentPlan() {
         }
 
         var repaymentPlan = 0;
-        if(income - cost <= 0){
-            repaymentPlan = 0;
+
+        if(!income || !cost){
+            //数据还不全的时候
+            repaymentPlan = NaN;
         }else {
-            if(prevFundBalance >= 0){
+            if(income - cost <= 0){
                 repaymentPlan = 0;
             }else {
-                if(income - cost <= -prevFundBalance){
-                    repaymentPlan = income - cost;
+                if(prevFundBalance >= 0){
+                    repaymentPlan = 0;
                 }else {
-                    repaymentPlan = -prevFundBalance;
+                    if(income - cost <= -prevFundBalance){
+                        repaymentPlan = income - cost;
+                    }else {
+                        repaymentPlan = -prevFundBalance;
+                    }
                 }
             }
         }