I\'m looking at the http://digitalbush.com/projects/masked-input-plugin/
I\'m calling it like this:
$(control).mask(\'999-999-9999\');
Try update file jquery.maskedinput.js
In function function checkVal(allow) set parameter allow on true. Its help for me.
function checkVal(allow) { allow = true; ///add this command //.............. }