If & else on a timer?

if (timer_txt.text < 00.20) {
whatami_txt.text = “test”;
} else {
whatami_txt.text =“test2”;
}

if the (timer_txt) which is my timer, is less that 00.20 then display “TEST” into the (whatami_txt) text feild, on the otherhand (ELSE) display “text2” dont know what i have done wrong hehe