diff --git a/background.html b/background.html
index e6ddefb..784d88b 100644
--- a/background.html
+++ b/background.html
@@ -1,37 +1,100 @@
 <script>
-chrome.contextMenus.create({
-  "title": "Open frame in this tab",
-  "contexts": ["frame"],
-  "onclick": function(clickData, tab) {
-    chrome.tabs.update(tab.id, {url: getURL(clickData)});
-  }
-});
 
-chrome.contextMenus.create({
-  "title": "Open frame in new tab",
-  "contexts": ["frame"],
-  "onclick": function(clickData) {
-    chrome.tabs.create({url: getURL(clickData)});
-  }
-});
+function setDefaults() {
+  //determine default values in a single place, called on start.
+  setBoolOption("checkthistab", getBoolOption("checkthistab", true));
+  setBoolOption("checknewtab", getBoolOption("checknewtab", true));
+  setBoolOption("checknewwindow", getBoolOption("checknewwindow", true));
+  setBoolOption("checkincognitowindow", getBoolOption("checkincognitowindow", true));
+}
 
-chrome.contextMenus.create({
-  "title": "Open frame in new window",
-  "contexts": ["frame"],
-  "onclick": function(clickData) {
-    chrome.windows.create({url: getURL(clickData)});
-  }
-});
+function createContextMenus() {
 
-chrome.contextMenus.create({
-  "title": "Open frame in incognito window",
-  "contexts": ["frame"],
-  "onclick": function(clickData) {
-    chrome.windows.create({url: getURL(clickData), incognito: true});
+  if (getBoolOption("checkthistab")) {
+    chrome.contextMenus.create({
+      "title": "Open frame in this tab",
+      "contexts": ["frame"],
+      "onclick": function(clickData, tab) {
+        chrome.tabs.update(tab.id, {url: getURL(clickData)});
+      }
+    });
   }
-});
+  
+  if (getBoolOption("checknewtab")) {
+    chrome.contextMenus.create({
+      "title": "Open frame in new tab",
+      "contexts": ["frame"],
+      "onclick": function(clickData) {
+        chrome.tabs.create({url: getURL(clickData)});
+      }
+    });
+  }
+  
+  if (getBoolOption("checknewwindow")) {
+    chrome.contextMenus.create({
+      "title": "Open frame in new window",
+      "contexts": ["frame"],
+      "onclick": function(clickData) {
+        chrome.windows.create({url: getURL(clickData)});
+      }
+    });
+  }
+  
+  if (getBoolOption("checkincognitowindow")) {
+    chrome.contextMenus.create({
+      "title": "Open frame in incognito window",
+      "contexts": ["frame"],
+      "onclick": function(clickData) {
+        chrome.windows.create({url: getURL(clickData), incognito: true});
+      }
+    });
+  }
+}
 
+function removeContextMenus() {
+  chrome.contextMenus.removeAll();
+}
+  
 function getURL(clickData) {
   return clickData.frameUrl || clickData.pageUrl
 }
+
+function getBoolOption(optionName, defaultValue) {
+  var tentativeValue = localStorage[optionName];
+  if (tentativeValue === 'true')
+    return true;
+  else if (tentativeValue == undefined)
+    return defaultValue;
+  else
+    return false;
+}
+
+function setBoolOption(optionName, newValue) {
+  localStorage[optionName] = newValue;
+}
+
+//actually start:
+setDefaults();
+createContextMenus();
+
+//set up messaging for options page:
+chrome.extension.onRequest.addListener(
+  function(request, sender, sendResponse) {
+    switch(request.action){
+      case "getbool":
+        sendResponse({optionValue: getBoolOption(request.optionName)});
+        break;
+      case "setbool":
+        setBoolOption(request.optionName, request.optionValue)
+        //also update current context menus
+        removeContextMenus();
+        createContextMenus();
+        sendResponse({}); //no real response
+        break;
+      default:
+        sendResponse({}); //ignore the request.
+        break;
+    }
+  });
+
 </script>
diff --git a/manifest.json b/manifest.json
index 8a8d85e..c75843f 100644
--- a/manifest.json
+++ b/manifest.json
@@ -3,5 +3,6 @@
   "description": "Adds context menu items to open a frame in the current tab, a new tab, new window, or incognito window.",
   "version": "5",
   "permissions": ["contextMenus", "tabs"],
-  "background_page": "background.html"
+  "background_page": "background.html",
+  "options_page": "options.html"
 }
diff --git a/options.html b/options.html
new file mode 100644
index 0000000..11cbf26
--- /dev/null
+++ b/options.html
@@ -0,0 +1,62 @@
+<html>
+<head>
+<title>Open Frame Options</title>
+<script>
+
+function OpenFrameLoadOptions () {
+  OpenFrameLoadCheckboxSetting("checkthistab");
+  OpenFrameLoadCheckboxSetting("checknewtab");
+  OpenFrameLoadCheckboxSetting("checknewwindow");
+  OpenFrameLoadCheckboxSetting("checkincognitowindow");
+}
+
+function OpenFrameLoadCheckboxSetting (optionName) {
+  chrome.extension.sendRequest({action: "getbool", optionName: optionName}, function(response) {
+    document.forms[0][optionName].checked = response.optionValue;
+  });
+}
+
+function OpenFrameSaveCheckboxSetting (optionName) {
+  chrome.extension.sendRequest({
+    action: "setbool", 
+    optionName: optionName, 
+    optionValue: document.forms[0][optionName].checked
+  });
+}
+
+</script>
+</head>
+<body 
+  onload="OpenFrameLoadOptions();"
+  >
+<form 
+  onsubmit="OpenFrameSaveOptions();"
+  >
+Show the following options:<br>
+<input 
+  type="checkbox" 
+  name="checkthistab" 
+  id="checkthistab" 
+  onclick="OpenFrameSaveCheckboxSetting(this.name);"
+  > Open frame in this tab<br>
+<input 
+  type="checkbox" 
+  name="checknewtab" 
+  id="checknewtab" 
+  onclick="OpenFrameSaveCheckboxSetting(this.name);"
+  > Open frame in new tab<br>
+<input 
+  type="checkbox" 
+  name="checknewwindow" 
+  id="checknewwindow" 
+  onclick="OpenFrameSaveCheckboxSetting(this.name)";
+  > Open frame in new window<br>
+<input 
+  type="checkbox" 
+  name="checkincognitowindow" 
+  id="checkincognitowindow" 
+  onclick="OpenFrameSaveCheckboxSetting(this.name);"
+  > Open frame in incognito window<br>
+</form>
+</body>
+</html>
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