Forums Scripts & Popups requesting a script if possible

am i missing somthing? its not working? do i need to change the 60? or soething? i need to repeat every 30 minutes or so. if i can adjust it it would be great!

alias repeat {
if $timer(rpt1) { .timerrpt* off }
else {
var %rpttime $calc( $input("How far apart in minutes?,qeo) * 60)
.timerrpt1 0 %rpttime msg #fun_with_fta test message1
.timerrpt2 0 %rpttime msg #fta4dummies test message2
.timerrpt3 0 %rpttime msg #the-help-channel rest message3
.timerrpt4 0 %rpttime msg #the-ops test message4
.timerrpt5 0 %rpttime msg #bot_testing_channel tes message5
}