[@stones]
{
Welcome, How may I help you?\ \
 <Buy/@buy> Items\
 <Sell/@sell> Items\
 <Exit/@exit>\

[@buy]
Which Items would you like to Buy?\ \
 <Back/@main> <Exit/@exit>\

[@sell]
Which Items would you like to Sell?\ \
 <Back/@main> <Exit/@exit>\

[goods]
DcStone(S)	100	10
MCStone(S)	100	10
TaoStone(S)	100	10
WizBlueWing 50	10
TaoBlueWing 50	10
WarBlueWing 50	10
WizYellowWing 5	10
TaoYellowWing 5	10
WarYellowWing 5	10
WizPurpleWing 5	10
TaoPurpleWing 5	10
WarPurpleWing 5	10
WizGreenWing 5	10
TaoGreenWing 5	10
WarGreenWing 5	10
WizRedWing 5	10
TaoRedWing 5	10
WarRedWing 5	10
HeavenWings 50	10
MirWings 50	10
}