function CheckTime(THISTIME) { //Copyright © 2002 Booshway Enterprises, Inc. all rights reserved v1.0 var err=0 a=THISTIME.value if (a.length != 8) err=1 f = a.substring(0, 2)// Hour f c = a.substring(2, 3)// ':' b = a.substring(3, 5)// Min b e = a.substring(5, 6)// ':' d = a.substring(6, 8)// Sec d if (b<0 || b>59) err = 1 if (d<0 || d>59) err = 1 if (f<0 || f>23) err = 1 if (err==1) { alert(THISTIME.name + ": " + THISTIME.value + ' is not a valid time. Please re-enter. Format HH:MM:SS.'); THISTIME.focus(); } return err; }