I use gimp.
Code:
.............................................. .. .. .. . . . . . . . . . . . . .
..-.-........................... .. . . . . . .. .. .. ... .. . . . . . . . . . . . . . . . .
.-aaaaaac.-.........:awgyw,... .aaaaaaaaaaaaa/._waaaaaaa/ . aa . . . . . ..awggw,. . . sa/ .
..WWQQQQQQg........jQQQWWWQm,...QWQQQQQQQQQQQ[.jQWWQWQWQf ..QQ . . . . . jQQQWQWQm, . dQ[ .
..WW!"""9WW6......jQW? . )4QQ,.."""""{QQ"""""' jQF""""""' ..QQ . . . . jQW? "$QQ, . dQ[ . .
..WW...:.)WQ;....]QQ'......4Qg. .....=QW ......jQf ..... . .QQ . . . . ]QQ'. . 4Qg . dQ[ .
..WW:.... QW(....mQ[.......-QQc .. ..=QQ .. . .jQf . . . ...QQ . . . . mQf . . . -QQc .dQ[ . .
..WW:.....WW( ..<QQ`........jQL .....=QW.. ... jQf . . .. .QQ .. . . =QQ` . . .]QL dQ[ .
..WW:...._QQ`...]QE.........]QQ... ..=QQ ... ..jQf .. .. . .QQ. . . .]QD . . .]QQ .dQ[ .
..WW:..:amQP....]Qf.........)QW .... =QQ . ... jQWQQQQQQ. ..QQ .. . . ]Qf.. . . . )WQ . dQ[ . . .
..WQQQQQQQY ....]Qf........ =QW... ..=QQ ... ..jQDTTTTTT . .QQ . . . .]QL. . =QQ . dQ[
..WWTTT9QWL.....]Qk....... .)QQ.. ...=QQ .. .. jQf . . ...QQ. . . . ]Qk .. . .)WQ . dQ[ . .
..WW....-$Qc....]Qm.........]Q@ .....=QQ .... .jQf .. . .. .QQ . . . .]QQ . . . ]Q@ dQ[ .
..WQ:....)WQ,...=QQ;........dQf.. .. =QQ .. ...jQf .. .. ..QQ . . . -QQ, . . .jQf .dQ[ . . .
..WW.-... 4QL....4Qk..... ._QQ'......=QQ ... . jQ[ .. .. . .QQ . . . ..4Qk . . ._QQ'. dQ[
..WQ:.....+QQ,...+QQa....._QQF... .. =QQ .. ...jQf . . . ...QQ . . . . -QQa . ._mQF .dQ[ . .
..WW:......4QL-...)QQga,awQQP .......=QQ .... .jQf .... . ..QQwwwwwwwc .)QQma,awQQP . . dQgwwwwwww
..WW:......-QQ,....+$QQQQWW! ... .. .=QQ .. .. jQf . . .. .QQWWWWWBWk. "$WQQQWW! . . dQQWWWWWBW
.-.......-.-........ -???^. ................ ... . . ... . ... . . . . . -!??^ . . .. . .
........-......................... .. .. . ... .. . .. . .. . . . . .. . . . . . . .
.-.....-.................. .... .... ....... .. .. .. . .. . . . . . . . . . . . . . . .
Edit: Hmmm, I guess it takes a long line for it to be visible properly because it wraps the line this way...
..................................................long.line...........................................
Edit2: Hmm, on this computer where I am now, the long.line isn't long enough, so just another one:
MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM