diff --git a/.idea/misc.xml b/.idea/misc.xml
index fbb6828..5d19981 100644
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@@ -37,7 +37,7 @@
     <ConfirmationsSetting value="0" id="Add" />
     <ConfirmationsSetting value="0" id="Remove" />
   </component>
-  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" default="true" assert-keyword="true" jdk-15="true" project-jdk-name="1.8" project-jdk-type="JavaSDK">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_7" default="true" assert-keyword="true" jdk-15="true" project-jdk-name="1.8" project-jdk-type="JavaSDK">
     <output url="file://$PROJECT_DIR$/build/classes" />
   </component>
   <component name="ProjectType">
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 2ad10af..76f6c4e 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -2,6 +2,11 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="com.example.junsang.simsimi" >
 
+    <uses-sdk
+        android:minSdkVersion="8"
+        android:targetSdkVersion="17" />
+    <uses-permission android:name="android.permission.INTERNET"/>
+
     <application
         android:allowBackup="true"
         android:icon="@mipmap/ic_launcher"
diff --git a/app/src/main/java/com/example/junsang/simsimi/MainActivity.java b/app/src/main/java/com/example/junsang/simsimi/MainActivity.java
index f460c42..99ac0a0 100644
--- a/app/src/main/java/com/example/junsang/simsimi/MainActivity.java
+++ b/app/src/main/java/com/example/junsang/simsimi/MainActivity.java
@@ -1,52 +1,119 @@
 package com.example.junsang.simsimi;
 
+import android.os.AsyncTask;
+import android.support.v7.app.ActionBarActivity;
 import android.os.Bundle;
-import android.support.design.widget.FloatingActionButton;
-import android.support.design.widget.Snackbar;
-import android.support.v7.app.AppCompatActivity;
-import android.support.v7.widget.Toolbar;
-import android.view.View;
 import android.view.Menu;
 import android.view.MenuItem;
+import android.widget.TextView;
 
-public class MainActivity extends AppCompatActivity {
+import org.json.JSONArray;
+import org.json.JSONException;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.net.HttpURLConnection;
+import java.net.URL;
+
+
+public class MainActivity extends ActionBarActivity {
+
+    private static final String URL = "http://aqicn.org/city/seoul";
+    String results;
+    TextView pm_tv;
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_main);
-        Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
-        setSupportActionBar(toolbar);
-
-        FloatingActionButton fab = (FloatingActionButton) findViewById(R.id.fab);
-        fab.setOnClickListener(new View.OnClickListener() {
-            @Override
-            public void onClick(View view) {
-                Snackbar.make(view, "Replace with your own action", Snackbar.LENGTH_LONG)
-                        .setAction("Action", null).show();
-            }
-        });
+
+        pm_tv = (TextView) findViewById(R.id.pm_tv);
+
+        new DownloadPageTask().execute(URL);
     }
 
     @Override
     public boolean onCreateOptionsMenu(Menu menu) {
-        // Inflate the menu; this adds items to the action bar if it is present.
         getMenuInflater().inflate(R.menu.menu_main, menu);
         return true;
     }
 
     @Override
     public boolean onOptionsItemSelected(MenuItem item) {
-        // Handle action bar item clicks here. The action bar will
-        // automatically handle clicks on the Home/Up button, so long
-        // as you specify a parent activity in AndroidManifest.xml.
         int id = item.getItemId();
 
-        //noinspection SimplifiableIfStatement
         if (id == R.id.action_settings) {
             return true;
         }
 
         return super.onOptionsItemSelected(item);
     }
-}
+
+    private class DownloadPageTask extends AsyncTask<String, Void, String> {
+        @Override
+        protected String doInBackground(String... urls) {
+            try {
+                return getHtmlFromHttp(urls[0]);
+            } catch (IOException e) {
+                return "Unable to retrieve web page.";
+            }
+        }
+
+        @Override
+        protected void onPostExecute(String result) {
+            results = result;
+
+            // 지금 result : html
+            // parsing -> JsonArray
+            String jsonStr = "hi";
+            try {
+                JSONArray a = new JSONArray(jsonStr);
+            } catch (JSONException e) {
+                e.printStackTrace();
+            }
+
+            pm_tv.setText("결과값");
+        }
+    }
+
+    private String getHtmlFromHttp(String myUrl) throws IOException {
+        InputStream is = null;
+        String str = "";
+
+        try {
+            URL url = new URL(myUrl);
+            HttpURLConnection conn = (HttpURLConnection) url.openConnection();
+            conn.setReadTimeout(10000);
+            conn.setConnectTimeout(10000);
+            conn.setRequestMethod("GET");
+            conn.setDoInput(true);
+
+            conn.connect();
+            int resCode = conn.getResponseCode();
+
+            if (resCode == HttpURLConnection.HTTP_OK) {
+                StringBuffer sb = new StringBuffer();
+
+                is = conn.getInputStream();
+                BufferedReader br = new BufferedReader(new InputStreamReader(is));
+                String line;
+                while ((line = br.readLine()) != null) {
+                    sb.append(line);
+                }
+                str = sb.toString();
+
+
+            } else {
+                conn.disconnect();
+            }
+        } finally {
+            if (is != null) {
+                is.close();
+            }
+        }
+
+        return str;
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
index 18bc94c..786f126 100644
--- a/app/src/main/res/layout/activity_main.xml
+++ b/app/src/main/res/layout/activity_main.xml
@@ -1,25 +1,40 @@
 <?xml version="1.0" encoding="utf-8"?>
-<android.support.design.widget.CoordinatorLayout
-    xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent"
-    android:layout_height="match_parent" android:fitsSystemWindows="true"
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    xmlns:app="http://schemas.android.com/apk/res-auto" android:layout_width="match_parent"
+    android:layout_height="match_parent"
     tools:context=".MainActivity">
 
-    <android.support.design.widget.AppBarLayout android:layout_height="wrap_content"
-        android:layout_width="match_parent" android:theme="@style/AppTheme.AppBarOverlay">
+    <ScrollView
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:orientation="vertical">
 
-        <android.support.v7.widget.Toolbar android:id="@+id/toolbar"
-            android:layout_width="match_parent" android:layout_height="?attr/actionBarSize"
-            android:background="?attr/colorPrimary" app:popupTheme="@style/AppTheme.PopupOverlay" />
+        <LinearLayout
+            android:orientation="horizontal"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent">
 
-    </android.support.design.widget.AppBarLayout>
+            <ImageView
+                android:layout_height="160dp"
+                android:layout_width="160dp"
+                android:background="@drawable/image1"/>
 
-    <include layout="@layout/content_main" />
+            <TextView
+                android:id="@+id/pm_tv"
+                android:layout_gravity="right"
+                android:gravity="right"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:background="@drawable/chat"
+                android:textSize="20sp" />
 
-    <android.support.design.widget.FloatingActionButton android:id="@+id/fab"
-        android:layout_width="wrap_content" android:layout_height="wrap_content"
-        android:layout_gravity="bottom|end" android:layout_margin="@dimen/fab_margin"
-        android:src="@android:drawable/ic_dialog_email" />
 
-</android.support.design.widget.CoordinatorLayout>
+
+
+        </LinearLayout>
+
+    </ScrollView>
+
+
+</LinearLayout>
diff --git a/app/src/main/res/layout/content_main.xml b/app/src/main/res/layout/content_main.xml
index 0bff862..31cb713 100644
--- a/app/src/main/res/layout/content_main.xml
+++ b/app/src/main/res/layout/content_main.xml
@@ -9,17 +9,27 @@
     app:layout_behavior="@string/appbar_scrolling_view_behavior"
     tools:showIn="@layout/activity_main" tools:context=".MainActivity">
 
-    <ImageView
-        android:layout_height="160dp"
-        android:layout_width="160dp"
-        android:background="@drawable/image1"/>
+    <ScrollView
+        android:id="@+id/scrollView1"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:orientation="vertical">
+
+        <ImageView
+            android:layout_height="160dp"
+            android:layout_width="160dp"
+            android:background="@drawable/image1"/>
+
+        <TextView
+            android:id="@+id/webpage_src"
+            android:layout_gravity="right"
+            android:gravity="right"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:background="@drawable/chat"
+            android:textSize="20sp" />
+
+    </ScrollView>
+
 
-    <TextView
-        android:layout_alignParentRight="true"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:text="hellowl"
-        android:id="@+id/ChatMessage"
-        android:background="@drawable/chat"
-        android:textSize="20sp" />
 </LinearLayout>