I need help converting from xbox to PC

i want to convert Kbrizzles Final Tree patch and iv tried myself but im unsure what all i need to do... and everytime i start it i get the same error... pls help, if i get it working i will release it if its allowed... i get a fuction isbuttonpressed is already scriped or something like that and i already got the GSC's out but it just wont work =( and i already replaced this

self.buttonAction[0]="+usereload";
self.buttonAction[1]="weapnext";
self.buttonAction[2]="+gostand";
self.buttonAction[3]="+melee";
self.buttonAction[4]="+actionslot 1";
self.buttonAction[5]="+actionslot 2";
self.buttonAction[6]="+actionslot 3";
self.buttonAction[7]="+actionslot 4";
self.buttonAction[8]="+frag";
self.buttonAction[9]="+smoke";
self.buttonAction[10]="+attack";
self.buttonAction[11]="+speed_throw";
self.buttonAction[12]="+stance";
self.buttonAction[13]="+breathe_sprint";



and if i dont edit anything i keep it xbox layout i get a runtime error