public OnPlayerConnect(playerid)
{
	new name[MAX_PLAYER_NAME]; //Making a new variable called 'name'. name[MAX_PLAYER_NAME] is created so we can use it to get player's name.
    GetPlayerName(playerid,name,sizeof(name)); //Get player's name
    if(fexist(Path(playerid))) /* Check if the connected user is registered or not. fexist stands for file exist. So if file exist in the files(Path(playerid)),*/
    {// then
        INI_ParseFile(Path(playerid),"loadaccount_%s", .bExtra = true, .extra = playerid); //Will load user's data using INI_Parsefile.
        ShowPlayerDialog(playerid,dlogin,DIALOG_STYLE_INPUT,"Login","Welcome back. This account is registered. \nInsert your password to login to your account","Login","Quit");/*A dialog with input style will appear so you can insert your password to login.*/
    }
    else //If the connected user is not registered,
    {//then we will 'force' him to register :)
		ShowPlayerDialog(playerid,dregister,DIALOG_STYLE_INPUT,"Register","Welcome! This account is not registered.\nEnter your own password to create a new account.","Register","Quit");
		return 1;
	}
	return 1;
}

ShowPlayerDialog(playerid,3,DIALOG_STYLE_MSGBOX,"Rules","My rules","Accept","Ignore");