Can i add somthing also....those who are signing up via their yahoo email accnt pls make sure that the email that you use to sign up for the verification is full (in effect if ur from singapore ur adress will look like this insane@yahoo.com.sg).......Pls visit this link to see what I meant and read the 4th post for the solution
e-mail verification not Work!! This applies onli to Yahoo users....Gmail and Hotmail users are safe as the dont add in a domain name bhind ur emaill adress