on the user_login.php page, change the following code:
var sprypassword1 = new Spry.Widget.ValidationPassword("sprypassword1", {minChars:6, minAlphaChars:1, minNumbers:1, validateOn:["blur"]});
to:
var sprypassword1 = new Spry.Widget.ValidationPassword("sprypassword1", {minChars:6, minAlphaChars:1, validateOn:["blur"]});