update how to write JDito code

others/guide/how to write JDito code.adoc

@@ -143,7 +143,7 @@ So just start your functions / methods name with a _ if you need private methods
 
 --> do not use functions which start with a _ outside of the class!
 
-Add @ignore to the Comment of the function.
+Add @ignore to the comment of the private functions.
 
 == JS-Doc ==
 
@@ -168,6 +168,7 @@ function SqlCondition(alias) {
 <3> examples are useful on more complex functions
 <4> constructor function; init properties (do not set functions ("methods") here!)
 <5> add functions ("methods") to the prototype, they are available through the prototype chain
+<6> the comments have to start with /** not /* otherwise JSDoc cannot generate a documentation
 
 And how to use it (normally you'd want to use preparedStatements but for the sake of an easy example it's a bit shorter here)
 [source,javascript]