how to change npc text?

[Dessar38]

i am trying to change the text inside npc (green messege), like 1.Exchange xxxxx to xxxx
2.Info

[elitepvpersfans]

some questions like this you can get the answers by yourself .

[joshyb123]

what they say when you click on them?
script>string
stringtable_conv.csv

[Dessar38]

thx a lot!!!!!!!!!!!!!!!!