customize popup

Hy
I,m using flex 3.

1-When a geoprocessing service run on my flex viewer and it return result, the flex show a box for user that your data is ready do you want to save it? Yes or No

I want to customize "Yes" and "No" to other things. how?


2-When geoprocessing send an email it show: Email sent true

I want to customize "True" to other things. how?