open the idx file with a text editor. Copy the contents and paste it here.
FileCount = 52
SoundFlag = 4
File_0 = r100\r100_00.CAM
File_1 = r100\r100_01.SAT
File_2 = r100\r100_02.LIT
File_3 = r100\r100_03.LIT
File_4 = r100\r100_04.SMD
File_5 = r100\r100_05.SMD
File_6 = r100\r100_06.SMX
File_7 = r100\r100_07.SHD
File_8 = r100\r100_08.EFF
File_9 = r100\r100_09.TEX
File_10 = r100\r100_10.ITM
File_11 = r100\r100_11.ETM
File_12 = r100\r100_12.ETS
File_13 = r100\r100_13.EAR
File_14 = r100\r100_14.SAR
File_15 = r100\r100_15.EAT
File_16 = r100\r100_16.AEV
File_17 = r100\r100_17.RTP
File_18 = r100\r100_18.MDT
File_19 = r100\r100_19.CNS
File_20 = r100\r100_20.STB
File_21 = r100\r100_21.FSE
File_22 = r100\r100_22.ESE
File_23 = r100\r100_23.OSD
File_24 = r100\r100_24.BLK
File_25 = r100\r100_25.BIN
File_26 = r100\r100_26.TPL
File_27 = r100\r100_27.BIN
File_28 = r100\r100_28.TPL
File_29 = r100\r100_29.DRA
File_30 = r100\r100_30.ITA
File_31 = r100\r100_31.DSE
File_32 = r100\r100_32.BIN
File_33 = r100\r100_33.TPL
File_34 = r100\r100_34.BIN
File_35 = r100\r100_35.BIN
File_36 = r100\r100_36.TPL
File_37 = r100\r100_37.BIN
File_38 = r100\r100_38.TPL
File_39 = r100\r100_39.FCV
File_40 = r100\r100_40.FCV
File_41 = r100\r100_41.EMI
File_42 = r100\r100_42.FCV
File_43 = r100\r100_43.FCV
File_44 = r100\r100_44.FCV
File_45 = r100\r100_45.BIN
File_46 = r100\r100_46.TPL
File_47 = r100\r100_47.BIN
File_48 = r100\r100_48.FCV
File_49 = r100\r100_49.FCV
File_50 = r100\r100_50.FCV
File_51 = r100\r100_51.SND