Apps session variable

[seetharam1000]

hi
i am design a login project, then i using indent to redirect the page, can i able to redirect the page using SESSION VARIABLE. line are bold below, then i use the two indent command to redirect the page in single if statement, is it right.
help me plz.,

package com.example.login2;

import java.util.ArrayList;

import org.apache.http.NameValuePair;
import org.apache.http.message.BasicNameValuePair;

import android.app.Activity;
import android.content.Intent;
import android.location.LocationListener;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;

public class login2 extends Activity {
    EditText un, pw;
    TextView error;
    Button ok;
    String text;

    /** Called when the activity is first created. */
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        un = (EditText) findViewById(R.id.et_un);
        pw = (EditText) findViewById(R.id.et_pw);
        ok = (Button) findViewById(R.id.btn_login);
        error = (TextView) findViewById(R.id.tv_error);

        ok.setOnClickListener(new View.OnClickListener() {

            @Override
            public void onClick(View v) {
                // TODO Auto-generated method stub

                ArrayList<NameValuePair> postParameters = new ArrayList<NameValuePair>();
                postParameters.add(new BasicNameValuePair("UserName", un
                        .getText().toString()));
                postParameters.add(new BasicNameValuePair("Pwd", pw.getText()
                        .toString()));
                // String valid = "1";
                String response = null;
                try {
                    response = CustomHttpClient.executeHttpPost(
                            "http://10.0.2.2/androidapp/index.php",
                            postParameters);
                    String res = response.toString();
                    res = res.trim();
                    if (res.equals("Success")) {

                
                 [B]Intent i = new Intent(getApplicationContext(),
                                second.class);
                        Intent j = new Intent(login2.this,Location.class);[/B]
                        // Sending data to another Activity
                        i.putExtra("name", un.getText().toString());

                        un.getText();

                        startActivity(i);
                        
                        
                    }

                    else {
                        error.setText(res);
                    }

                    // res= res.replaceAll("\\s+","");

                } catch (Exception e) {
                    un.setText(e.toString());
                }

            }
        });
    }
}