diff --git a/Common/MV.js b/Common/MV.js
index 25b012c..e9e6a84 100644
--- a/Common/MV.js
+++ b/Common/MV.js
@@ -932,10 +932,13 @@ function normalMatrix(m, flag)
 {
     var a = mat4();
     a = inverse(transpose(m));
-    if(flag != true) return a;
+    if (flag != true)
+	return a;
 
     var b = mat3();
-    for(var i=0;i<3;i++) for(var j=0; j<3; j++) b[i][j] = a[i][j];
+    for (var i=0;i<3;i++)
+	for(var j=0; j<3; j++)
+	    b[i][j] = a[i][j];
     return b;
 
 }