Reset password+ password complexity

Hi!!
 I m using aspnet MembershipProvider which is defines as follows:

                <add name="AspNetSqlMembershipProvider" minRequiredNonalphanumericCharacters="1" connectionStringName="ipcConnectionString" enablePasswordRetrieval="false" enablePasswordReset="true" requiresQuestionAndAnswer="false" applicationName="/IPC" requiresUniqueEmail="false" passwordFormat="Hashed" maxInvalidPasswordAttempts="5" minRequiredPasswordLength="7" passwordAttemptWindow="10" passwordStrengthRegularExpression="^(?=(.*[a-z]){1,})(?=(.*[\d]){1,})(?=(.*[\W]){1,})(?!.*\s).{7,10}$" type="System.Web.Security.SqlMembershipProvider, System.Web, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a"/>
 
I have ResetPassword() function called in ...