use android:imeOptions="actionGo" with in your EditText view then click on this edittext view keyboard will appear with Go button
<RelativeLayout
android:id="@+id/relative"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_below="@+id/header"
android:background="@drawable/rounded_corner_bg" >
<EditText
android:id="@+id/userName"
android:layout_width="wrap_content"
android:layout_height="60dp"
android:layout_marginLeft="20dp"
android:background="@android:color/transparent"
android:ems="10"
android:hint="@string/Username"
android:inputType="textEmailAddress" >
<requestFocus />
</EditText>
<View
android:id="@+id/lineView"
android:layout_width="match_parent"
android:layout_height="1dp"
android:layout_below="@+id/userName"
android:background="@color/lineColor" />
<EditText
android:id="@+id/password"
android:layout_width="wrap_content"
android:layout_height="60dp"
android:layout_alignLeft="@+id/userName"
android:layout_below="@+id/lineView"
android:background="@android:color/transparent"
android:ems="10"
android:hint="@string/Password"
android:imeOptions="actionGo"
android:inputType="textPassword"
android:singleLine="true" />
</RelativeLayout>