Cripto,
Right click the Macro and open with "Notepad".
Scroll down until you see:
/call DeclareIniVar rootSpell string Spells "Greater Fetter"
/call DeclareIniVar stunSpell string Spells "Color Slant"
/call DeclareIniVar nuke1 string Spells "Polychromatic Assault"
/call DeclareIniVar nuke2 string Spells "Psychosis"
/call DeclareIniVar mezSpell string Spells "Bewilderment"
/call DeclareIniVar mezGem int Spells "1"
/call DeclareIniVar tashSpell string Spells "Howl of Tashan"
/call DeclareIniVar slowSpell string Spells "Desolate Deeds"
/call DeclareIniVar slowType string Spells "spell"
/call DeclareIniVar charmSpell string Spells "Dyn`leth's Whispers"
/call DeclareIniVar aeMezSpell string Spells "Wake of Subdual"
/call DeclareIniVar pbaeMezSpell string Spells "Word of Morell"
/call DeclareIniVar shielding string spells "Mystic Shield"
/call DeclareIniVar singleHasteSpell string Spells "Speed of Ellowind"
/call DeclareIniVar groupHasteSpell string Spells "Hastening of Ellowind"
/call DeclareIniVar selfAARune string Spells "Rune of Shadows"
/call DeclareIniVar selfRune string Spells "Draconic Rune"
/call DeclareIniVar buffList1 string Spells "c6,crack,clarity,c5,c"
/call DeclareIniVar buffName1 string Spells "c6"
/call DeclareIniVar buffType1 string Spells "gem8"
/call DeclareIniVar buffList2 string Spells "haste,sov,salik,speed,pants"
/call DeclareIniVar buffName2 string Spells "haste"
/call DeclareIniVar buffType2 string Spells "gem8"
/call DeclareIniVar buffList3 string Spells " "
/call DeclareIniVar buffName3 string Spells " "
/call DeclareIniVar buffType3 string Spells " "
/call DeclareIniVar buffList4 string Spells "tranq,c4"
/call DeclareIniVar buffName4 string Spells "Tranquility"
/call DeclareIniVar buffType4 string Spells "gem8"
/call DeclareIniVar buffList5 string Spells "c3,kei,c3"
/call DeclareIniVar buffName5 string Spells "koadic's endless intellect"
/call DeclareIniVar buffType5 string Spells "gem8"
/call DeclareIniVar buffList6 string Spells "ndt,terror"
/call DeclareIniVar buffName6 string Spells "night`s dark terror"
/call DeclareIniVar buffType6 string Spells "gem6"
/call DeclareIniVar buffList7 string Spells "ghaste,hastening"
/call DeclareIniVar buffName7 string Spells "Hastening of Ellowind"
/call DeclareIniVar buffType7 string Spells "gem8"
That is where you change the spell names. I have not run this macro, but you will need to change them in your Auto_CHANTERNAME.ini file as well.