javascreipt return message not show

asp.net  code 

 

public static int insertcustomer(string bcode, string bname, string agentcode, string agentname, string cid, string rdate, string name, string father, string mother, string bdate, string mobile, string telephone, string email, string address, string city, string state, string pin, string pan, string adhar)

{

Registration regi = new Registration();

Encryption ecrp = new Encryption();

Database db = new Database();

string pass = ecrp.Encrypt(db.Generatepass());

agentcode = "1234";

string a = regi.custregistration(1, Convert.ToDateTime(rdate), 1, name, father, "", address, city, state, Convert.ToInt32(pin), "", "", "", "", "", "", 0, DateTime.Now, Convert.ToDateTime(bdate), pan, "", "", "", "", agentname, "", Convert.ToInt32(agentcode), DateTime.Now, "", "", DateTime.Now, 1, Convert.ToInt32(cid), file1,file2,file3,file4,file5,mother,adhar,bcode, pass, "Insert");

if (a == "SUCCESSFUL")

{ 

return 1;

}

else

{

return 2;

}

}

 

 

 javascript code:

 

 

 

 

 

all code work but   result message not show  why