Username & password login

hi
iam tryin to create a login system
i want the username to b only “mayuresh”
& password to b “nagpure”
blow is my code
anyhelp wuld b appreciated

go_btn.addEventListener(MouseEvent.CLICK,perform)
function perform(event:MouseEvent):void
{
if(username.text == “mayuresh”&&pass.text == “nagpure”)
{
gotoAndStop(2);
}
else
{
gotoAndStop(1);
trace(“Incorrect Username”);
}
}
stop();

mp prob is eventhough if username is mayuresh and password is nagpure it traces (“Incorrect Username”)