incearca sa pui asta la OnDialogResponse
if(strfind(inputtext, "%", true) != -1) return SendClientMessage(playerid,-1, "Nu poti folosi acest simbol.");
if(strfind(inputtext, "'", true) != -1) return SendClientMessage(playerid,-1, "Nu poti folosi acest simbol.");
if(strfind(inputtext, "`", true) != -1) return SendClientMessage(playerid,-1, "Nu poti folosi acest simbol.");
if(strfind(inputtext, "=", true) != -1) return SendClientMessage(playerid,-1, "Nu poti folosi acest simbol.");
if(strfind(inputtext, "#", true) != -1) return SendClientMessage(playerid,-1, "Nu poti folosi acest simbol.");
if(strfind(inputtext, "%d", true) != -1) return SendClientMessage(playerid,-1, "Nu poti folosi acest simbol.");
if(strfind(inputtext, "%f", true) != -1) return SendClientMessage(playerid,-1, "Nu poti folosi acest simbol.");