public void register() {
        //create builder
        android.app.AlertDialog.Builder builder = new android.app.AlertDialog.Builder(context);
        //set title
        builder.setTitle(R.string.register);

        //inflate view from layout ->custom layout,null,false as defualt values
        View viewInflated = LayoutInflater.from(context).inflate(R.layout.dlg_new_task, null, true);

        final EditText txtUser = (EditText)viewInflated.findViewById(R.id.txtUserName);
        final EditText txtPass = (EditText)viewInflated.findViewById(R.id.txtPassword);
        final EditText txtPass2 = (EditText)viewInflated.findViewById(R.id.txtPassword2);

        builder.setNegativeButton(R.string.cancel, new DialogInterface.OnClickListener() {
            @Override
            public void onClick(DialogInterface dialogInterface, int i) {
                dialogInterface.dismiss();
            }
        });



        final utlShared myShared = new utlShared(context);
        builder.setPositiveButton(R.string.register, new DialogInterface.OnClickListener() {

            @Override
            public void onClick(DialogInterface dialogInterface, int i) {
                dialogInterface.dismiss();

                String pass1=txtPass.getText().toString();
                String pass2=txtPass2.getText().toString();

                if (!pass1.equals(pass2)) {
                    Toast.makeText(context, R.string.errorSamepass, Toast.LENGTH_LONG).show();
                    register();
                    return;
                }

                utlShared myShared = new utlShared(context);
                String userName=txtUser.getText().toString();

                //check if user exists
                if (myShared.checkUser(userName)) {
                    Toast.makeText(context, R.string.userExixst, Toast.LENGTH_SHORT).show();
                    register();
                    return;
                }
                //running the method of add user
                myShared.addUser(userName,pass1);



            }
        });

        //display our inflated view in screen
        builder.setView(viewInflated);
        //show the dialog
        builder.show();

    }