diff --git a/SolarPower/Views/AnalysisStationInfo/Index.cshtml b/SolarPower/Views/AnalysisStationInfo/Index.cshtml
index 3ee51fd..bde9d1d 100644
--- a/SolarPower/Views/AnalysisStationInfo/Index.cshtml
+++ b/SolarPower/Views/AnalysisStationInfo/Index.cshtml
@@ -430,13 +430,11 @@
                     default_compare_col.push($(this).val());
                 }
             } else {
-                if ($.inArray($(this).val(), default_compare_col) > 0) {
+                if ($.inArray($(this).val(), default_compare_col) > -1) {
                     default_compare_col.splice($.inArray($(this).val(), default_compare_col), 1);
                 }
             }
 
-            console.log("default_compare_col", default_compare_col)
-
             ReloadHighCharts();
         });