InfoPath Dev

Hi- I have a text field and would like to replace quotes (") in the text with a space. I've tried using translate(field,""","") and it doesn't work. Any suggestions would be greatly appreciated.  Thanks.  

I have an infopath form with a Country drop down list that is retreiving its data from a sharepoint "Countries" list. How do I set the default value of the country to "United States"? I've tried creating a rule that sets a field value (ddlCountry) associated with the dropdown to "United States" text. But that ...

Thanks Ernesto and Hilary. Your suggesstions worked.

Hi, I have an infopath form with repeating table and the table contains three columns: text box, hyperlink, Button. If the user clicks on the Button for a specific row, the button control for that specific row needs to be disabled. Any help in regards to disabling the button would be greatly appreciated. Thanks