diff --git a/src/index.js b/src/index.js
new file mode 100644
index 0000000..881a944
--- /dev/null
+++ b/src/index.js
@@ -0,0 +1,113 @@
+;(function(window,document,undefined){
+  'use strict';
+  
+  var Searcher = require('./Searcher');
+  var Templater = require('./Templater');
+  var Store = require('./Store');
+  var JSONLoader = require('./JSONLoader');
+
+  var searcher = new Searcher();
+  var templater = new Templater();
+  var store = new Store();
+  var jsonLoader = new JSONLoader();
+
+
+  window.SimpleJekyllSearch = new SimpleJekyllSearch();
+  function SimpleJekyllSearch(){
+    var self = this;
+
+    var requiredOptions = [
+      'searchInput',
+      'resultsContainer',
+      'dataSource',
+    ];
+    var opt = {
+      searchInput: null,
+      resultsContainer: null,
+      dataSource: [],
+      searchResultTemplate: '<li><a href="{url}" title="{desc}">{title}</a></li>',
+      noResultsText: 'No results found',
+      limit: 10,
+      fuzzy: false,
+    };
+
+    function initWithJSON(json){
+      store.put(opt.dataSource);
+      registerInput();      
+    }
+
+    function initWithURL(url){
+      jsonLoader.load(url, function gotJSON(err,json){
+        if( !err ) {
+          store.put(json);
+          registerInput();
+        }else{
+          throwError('failed to get JSON (' + url + ')');
+        }
+      });
+    }
+
+    self.init = function(_opt){
+      validateOptions(_opt);
+      assignOptions(_opt);
+      if( isJSON(opt.dataSource) ){
+        initWithJSON(opt.dataSource);
+      }else{
+        initWithURL(opt.dataSource);
+      }
+    };
+
+
+    function throwError(message){ throw new Error('SimpleJekyllSearch --- '+ message); }
+
+    function validateOptions(_opt){
+      for(var i = 0; i < requiredOptions.length; i++){
+        var req = requiredOptions[i];
+        if( !_opt[req] )
+          throwError('You must specify a ' + req);
+      }
+    }
+
+    function assignOptions(_opt){
+      for(var option in opt)
+        opt[option] = _opt[option] || opt[option];
+    }
+
+    function isJSON(json){
+      try{
+        return json instanceof Object && JSON.parse(JSON.stringify(json));
+      }catch(e){
+        return false;
+      }
+    }
+
+    function emptyResultsContainer(){
+      opt.resultsContainer.innerHTML = '';    
+    }
+
+    function appendToResultsContainer(text){
+      opt.resultsContainer.innerHTML += text;
+    }
+
+    function registerInput(){
+      opt.searchInput.addEventListener('keyup', function(e){
+        if( e.target.value.length == 0 ){
+          emptyResultsContainer();
+          return;
+        }
+        render( searcher.search(store, e.target.value) );
+      });
+    }
+
+    function render(results){
+      emptyResultsContainer();
+      if( results.length == 0 ){
+        return appendToResultsContainer(opt.noResultsText);
+      }
+      for (var i = 0; i < results.length; i++) {
+        appendToResultsContainer( templater.render(opt.searchResultTemplate, results[i]) );
+      };
+    }
+
+  };
+})(window,document);