10 REM MONITOR
15 ZTITLE$="Program Title Here"
20 GOTO 30
25 END:REM Put Program Exit Here
30 ZHELPSW%=1:ZCSW%=0:ZW%=78
35 SCREEN 0,0,0:WIDTH 80:CLS:OPTION BASE 1
40 KEY OFF
45 ZB1$=STRING$(3,219):ZB2$=STRING$(79,219)
75 ZTOF$=CHR$(12):ZENT$="("+CHR$(17)+ZSHL$+ZSLR$+")":ZTFAC=425
80 DIM ZMENU$(15),ZMLEN%(15)
85 ZE$=" Not Available at this Point":ZDT$=DATE$:ZDT$=LEFT$(ZDT$,2)+"/"+MID$(ZDT$,4,2)+"/"+RIGHT$(ZDT$,2)
90 Z=6:GOSUB 100:GOTO 10000
95 REM Branch Table
100 LOCATE ,,0:ON Z GOSUB 115,675,740,750,785,805,830,850,860,880,905,915,925,935,945,975,985,1000,1015,1040,1050,1060,1070,1085,1095,1105,1120,1125,1135
105 RETURN
110 REM  ZIN
115 ZD$="":ZN=0:GOSUB 1120:GOSUB 1125:ZR%=1:ZLEN%=VAL(ZFLD2$):ZTYPE%=VAL(MID$(Z$,ZPTR2%+1)):ZLEND%=LEN(ZFLD1$)
120 LOCATE 23,1:PRINT TAB(79);" ":LOCATE 23,1
125 PRINT ZFLD1$;" [";
130 IF ZPL$="" THEN 150
135 REM Pre-loaded input
140 PRINT ZPL$;STRING$(ZLEN%-LEN(ZPL$),".");"]":ZD$=ZPL$:ZCT%=LEN(ZPL$):LOCATE 23,ZLEND%+3+ZCT%,1:ZCPTR%=ZCT%+1:GOTO 170
145 REM No Preload
150 PRINT STRING$(ZLEN%,".");"]":LOCATE 23,ZLEND%+3,1
155 ZCT%=0:ZCPTR%=1
160 REM  ZIN Inkey
165 LOCATE ,,1
170 ZCH$=INKEY$:IF ZCH$="" THEN 170
175 Z%=ASC(ZCH$):ZL%=LEN(ZCH$):IF Z%>126 THEN 170
180 REM  Exten'd or Edit Char. Trap
185 IF ZL%>1 THEN 425
190 REM  Control Char. Trap
195 IF Z%<32 THEN 285
200 REM Test Overstrike
205 IF ZINS%=1 THEN 265
210 IF ZCPTR%-1ZLEN% THEN ZCT%=ZCT%-1:GOTO 1140
225 ZCPTR%=ZCT%+1
230 IF ZCT%=1 THEN 240 ELSE 265
235 REM Special First Char.
240 IF (ZHELPSW%=1) AND (ZCH$="?") THEN ZR%=5:PRINT ZCH$;:GOTO 660
245 IF ZCH$="?" THEN PRINT ZCH$:Z=26:GOSUB 100:GOTO 115
250 IF ZCH$="+" THEN ZR%=2:PRINT ZCH$;:GOTO 660
255 GOTO 265
260 REM  Normal Process
265 IF (Z%>96) AND (Z%<123) AND (ZCSW%=1) THEN ZCH$=CHR$(Z%-32)
270 IF ZINS%=1 THEN 550
275 PRINT ZCH$;:ZD$=ZD$+ZCH$:GOTO 170
280 REM  Proc. Ctrl Char.
285 ZCTL%=Z%
290 REM ESC=abort
295 IF ZCTL%=27 THEN ZPL$="":GOTO 115
300 IF ZCTL%=3 THEN STOP:GOTO 115
305 IF ZCTL%=9 THEN 630
310 IF ZCTL%<>13 THEN 375
315 REM  Proc. c/r
320 IF ZCT%=0 THEN ZR%=3:GOTO 660
325 IF ZTYPE%=1 THEN 665
330 IF ZD$="0" THEN 665
335 IF ZTYPE%=2 THEN 340 ELSE 350
340 ZT=VAL(ZD$):IF ZT=0 THEN 355
345 ZN=VAL(ZD$):IF ZN<> INT(ZN) THEN 355 ELSE 665
350 ZN=VAL(ZD$):IF ZN=0 THEN 360 ELSE 665
355 Z=21:GOTO 365
360 Z=22
365 ZSAVE$=Z$:GOSUB 100:Z$=ZSAVE$:GOTO 115
370 REM  proc. B/U
375 IF ZCTL%=24 THEN ZR%=2:GOTO 660
380 REM  Proc. BS
385 IF ZCTL%=8 THEN 395 ELSE 415
390 REM  Short BS
395 IF ZCT%=0 THEN 1140
400 IF ZCPTR%-158) AND (ZXT%<69) THEN 620
460 GOTO 170
465 REM Curs left
470 IF ZCPTR%=1 THEN 1140
475 GOSUB 1165:ZCPTR%=ZCPTR%-1:GOTO 1145
480 REM Curs right
485 IF ZCPTR%=ZCT%+1 THEN 1140
490 GOSUB 1165:ZCPTR%=ZCPTR%+1:GOTO 1145
495 REM END Key
500 Z%=23:Z=11:GOSUB 100:LOCATE 23,1:PRINT "Press END key again to End, space bar to continue [.]":LOCATE 23,52
505 ZCH9$=INKEY$:IF ZCH9$="" THEN 505
510 ZL%=LEN(ZCH9$):IF ZL%<2 THEN 115
515 ZXT%=ASC(MID$(ZCH9$,2)):IF ZXT%=79 THEN Z=15:GOSUB 100
520 GOTO 115
525 REM INS Toggle
530 IF ZCT%=ZLEN%-1 THEN 1140
535 IF ZINS%=0 THEN GOSUB 1155 ELSE GOSUB 1165
540 GOTO 170
545 REM INS Char.
550 IF ZCT%=ZLEN% THEN 1140
555 ZDL$=LEFT$(ZD$,ZCPTR%-1):ZDR$=MID$(ZD$,ZCPTR%):ZDR$=ZCH$+ZDR$
560 ZD$=ZDL$+ZDR$:ZCT%=ZCT%+1:ZCPTR%=ZCPTR%+1
565 PRINT ZDR$;STRING$(ZLEN%-LEN(ZD$),".");"]":GOTO 1145
570 REM Delete Char
575 IF ZCT%=ZCPTR%-1 THEN 1140
580 GOSUB 1165:ZDL$=LEFT$(ZD$,ZCPTR%-1):ZDR$=MID$(ZD$,ZCPTR%+1)
585 ZD$=ZDL$+ZDR$:ZCT%=ZCT%-1:PRINT ZDR$;".":GOTO 1145
590 GOTO 170
595 REM Back Tab
600 GOSUB 1165:ZCPTR%=1:GOTO 1145
605 REM Ctrl-End
610 GOSUB 1165:ZCT%=ZCPTR%-1:ZD$=LEFT$(ZD$,ZCT%):LOCATE 23,ZLEND%+2+ZCPTR%:PRINT STRING$(ZLEN%-LEN(ZD$),".");"]":GOTO 1145
615 REM Pass Function Keys
620 ZCTL%=ZXT%:GOTO 415
625 REM Forw'd Tab
630 GOSUB 1165:ZCPTR%=ZCT%+1:GOTO 1145
635 REM Overstrike
640 ZDL$=LEFT$(ZD$,ZCPTR%-1):IF ZCPTR%-1=0 THEN ZDL$=""
645 ZDR$=MID$(ZD$,ZCPTR%+1):IF ZCPTR%-1=ZCT% THEN ZDR$=""
650 ZD$=ZDL$+ZCH$+ZDR$:PRINT ZCH$;:ZCPTR%=ZCPTR%+1:GOTO 170
655 REM Common End
660 ZD$=" ":ZN=0:ZINS%=0
665 GOSUB 1165:ZPL$="":RETURN
670 REM ZMENU
675 GOSUB 1120:ZROWX%=VAL(ZFLD1$):GOSUB 1125:ZCOL%=VAL(ZFLD2$):LOCATE ZROWX%,ZCOL%:ZLTST%=LEN(Z$)
680 FOR ZMNO%=1 TO 15:ZPTR1%=ZPTR2%:IF ZPTR2%=0 THEN 705
685 IF ZPTR2%>=ZLTST% THEN 705
690 GOSUB 1125
695 IF ZMNO%<10 THEN ZPD$=" " ELSE ZPD$=""
700 PRINT TAB(ZCOL%);ZPD$;ZMNO%;"- ";ZFLD2$:NEXT ZMNO%
705 PRINT:IF ZMNO%>9 THEN ZX$="2" ELSE ZX$="1"
710 ZSAVE$=Z$:Z$="     Enter Selection,"+ZX$+",2":Z=1:GOSUB 100:ON ZR% GOTO 715,730,730,730,730
715 ZL=1:ZH=ZMNO%-1:Z$=ZSAVE$:Z=10:GOSUB 100
720 ON ZV% GOTO 730,725,725
725 ZSAVE$=Z$:ZD$=STR$(ZN):Z=20:GOSUB 100:Z$=ZSAVE$:GOTO 675
730 RETURN
735 REM ZTCLR
740 FOR Z%=1 TO 15:ZMENU$(Z%)="":NEXT Z%:RETURN
745 REM ZTMENU
750 ZPTR2%=0:ZPDL$=STRING$(((78-ZW%)/2)," "):ZPR%=(78-ZW%)/2:LOCATE ZROW%,1:FOR ZMNO%=1 TO 15:ZFLD$=ZMENU$(ZMNO%):IF ZPTR2%=LEN(Z$) THEN 775
755 ZPTR1%=ZPTR2%:GOSUB 1125:ZMD$=ZFLD2$:ZPTR1%=ZPTR2%:GOSUB 1125
760 ZTYPE%=VAL(ZFLD2$):ZMLEN%(ZMNO%)=ZTYPE%:IF ZFLD$="" THEN ZFLD$="["+STRING$(ZTYPE%,".")+"]"
765 ZCOL%=LEN(ZFLD$):IF ZMNO%<10 THEN ZPD$=" " ELSE ZPD$=""
770 PRINT ZPDL$;ZPD$;STR$(ZMNO%)+". ";ZMD$;TAB(80-ZCOL%-2-ZPR%);ZFLD$:NEXT ZMNO%
775 RETURN
780 REM ZUPTMENU
785 ZPTR1%=ZMLEN%(ZY%):ZPR%=(78-ZW%)/2:LOCATE (ZROW%+ZY%-1),(80-ZPTR1%-4-ZPR%):PRINT TAB(79)
790 ZMENU$(ZY%)=ZD$
795 ZCOL%=LEN(ZMENU$(ZY%)):LOCATE (ZROW%+ZY%-1),(80-ZCOL%-2-ZPR%):PRINT ZMENU$(ZY%);TAB(79):RETURN
800 REM  ZBOX
805 PRINT ZB2$:PRINT ZB1$;CHR$(221);TAB(76);CHR$(222);ZB1$
810 PRINT ZB1$;CHR$(221);TAB(41-(LEN(ZTITLE$)/2));ZTITLE$;TAB(76);CHR$(222);ZB1$
815 PRINT ZB1$;CHR$(221);TAB(76);CHR$(222);ZB1$:PRINT ZB2$:PRINT
820 RETURN
825 REM  ZLINE
830 LOCATE 1,1:COLOR 1
835 PRINT ZTITLE$;TAB(72);ZDT$:COLOR 7
840 RETURN
845 REM ZAOK
850 Z=13:GOSUB 100:Z$="All ok? Y or N,1,1":Z=1:GOSUB 100:Z=9:GOSUB 100:Z=14:GOSUB 100:RETURN
855 REM ZTESTYN
860 ZV%=3:IF (ZD$="Y") OR (ZD$="y") THEN ZV%=1
865 IF (ZD$="N") OR (ZD$="n") THEN ZV%=2
870 RETURN
875 REM ZNLIMIT
880 ZV%=1:IF ZL>ZN THEN ZV%=2
885 IF ZH0) AND (ZR%>3) THEN ZV%=4
895 RETURN
900 REM  ZSCREEN
905 FOR Z%=Z% TO 24:LOCATE Z%,1:PRINT TAB(80);:NEXT Z%:RETURN
910 REM  ZBEEP
915 SOUND 50,3:RETURN
920 REM ZUP
925 ZCSW%=1:RETURN
930 REM ZMIX
935 ZCSW%=0:RETURN
940 REM  ZEND
945 CLS:Z=6:GOSUB 100
950 LOCATE 10,32,0:PRINT "?";STRING$(17,"?");"?"
955 LOCATE ,32:PRINT "?";"   End Program   ";"?"
960 LOCATE ,32:PRINT "?";STRING$(17,"?");"?"
965 LOCATE 21,1,0:GOTO 25
970 REM  ZCTR
975 GOSUB 1030:GOTO 1025
980 REM  ZCTRR
985 GOSUB 1030
990 COLOR 8,7:GOTO 1025
995 REM  ZCTRB
1000 GOSUB 1030
1005 COLOR 23:GOTO 1025
1010 REM  ZCTRU
1015 GOSUB 1030
1020 COLOR 1
1025 PRINT ZFLD2$;:COLOR 7:PRINT TAB(79);:RETURN
1030 LOCATE 23,1:PRINT:GOSUB 1120:ZFLD2$=MID$(Z$,ZPTR1%+1):Z%=VAL(ZFLD1$):LOCATE Z%,,0:PRINT TAB((80-LEN(ZFLD2$))/2);:RETURN
1035 REM ZERRINV
1040 Z$="24,"+ZD$+" Is Invalid":GOTO 1110
1045 REM ZERRINT
1050 Z$="24,"+ZD$+" Is Not an Integer Number":GOTO 1110
1055 REM ZERRNUM
1060 Z$="24,"+ZD$+" Is Not Numeric":GOTO 1110
1065 REM ZERRCTRL
1070 IF ZCTL%>26 THEN ZDS2%=ZCTL%-58:ZDS$="F"+MID$(STR$(ZDS2%),2) ELSE ZDS$="Control "+CHR$(ZCTL%+64)
1075 Z$="24,Function Key = "+ZDS$+ZE$:GOTO 1110
1080 REM ZERRENT
1085 Z$="24,ENTER-Only Entry "+ZE$:GOTO 1110
1090 REM ZERRBACK
1095 Z$="24,Field Backup Entry "+ZE$:GOTO 1110
1100 REM ZERRHELP
1105 Z$="24,HELP "+ZE$
1110 Z=17:GOSUB 100:Z=12:GOSUB 100:ZY=2:Z=29:GOSUB 100:Z%=24:Z=11:GOSUB 100:RETURN
1115 REM Routines
1120 ZPTR1%=INSTR(1,Z$,","):ZFLD1$=LEFT$(Z$,ZPTR1%-1):RETURN
1125 ZPTR2%=INSTR(ZPTR1%+1,Z$,","):ZFLD2$=MID$(Z$,ZPTR1%+1,ZPTR2%-ZPTR1%-1):RETURN
1130 REM ZDELAY
1135 FOR ZX=1 TO ZY*ZTFAC:NEXT ZX:RETURN
1140 Z=12:GOSUB 100:GOTO 165
1145 LOCATE 23,ZLEND%+2+ZCPTR%,1:GOTO 170
1150 REM INS On
1155 ZINS%=1:LOCATE ,,,4,12:RETURN
1160 REM INS Off
1165 ZINS%=0:LOCATE ,,,11,12:RETURN
9000 REM Save Program
9010 ZPROG$="program name"
9020 PRINT "Saving B:"+ZPROG$+".BAS"
9030 SAVE "B:"+ZPROG$
9040 PRINT "Saving B:"+ZPROG$+".S"
9050 SAVE "B:"+ZPROG$+".S",A
9060 RETURN
9090 REM Memory Display
9100 CLS:LOCATE 10,1,0:PRINT TAB(32);"Memory Statistics":PRINT:PRINT TAB(27);"Remaining Memory:  ";FRE(0):PRINT:PRINT TAB(27);"Program Length:    ";61529!-FRE(0):RETURN
10000 REM Begin Program Here