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1 <!DOCTYPE html><!-- This page is a placeholder for generated extensions api doc.
Note: | 1 <!DOCTYPE html><!-- This page is a placeholder for generated extensions api doc.
Note: |
2 1) The <head> information in this page is significant, should be uniform | 2 1) The <head> information in this page is significant, should be uniform |
3 across api docs and should be edited only with knowledge of the | 3 across api docs and should be edited only with knowledge of the |
4 templating mechanism. | 4 templating mechanism. |
5 3) All <body>.innerHTML is genereated as an rendering step. If viewed in a | 5 3) All <body>.innerHTML is genereated as an rendering step. If viewed in a |
6 browser, it will be re-generated from the template, json schema and | 6 browser, it will be re-generated from the template, json schema and |
7 authored overview content. | 7 authored overview content. |
8 4) The <body>.innerHTML is also generated by an offline step so that this | 8 4) The <body>.innerHTML is also generated by an offline step so that this |
9 page may easily be indexed by search engines. | 9 page may easily be indexed by search engines. |
10 --><html xmlns="http://www.w3.org/1999/xhtml"><head> | 10 --><html xmlns="http://www.w3.org/1999/xhtml"><head> |
11 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> | 11 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> |
12 <link href="../css/print.css" rel="stylesheet" type="text/css" media="print"
> | 12 <link href="../css/print.css" rel="stylesheet" type="text/css" media="print"
> |
13 <script type="text/javascript" src="../../../../third_party/jstemplate/jstem
plate_compiled.js"> | 13 <script type="text/javascript" src="../../../../third_party/jstemplate/jstem
plate_compiled.js"> |
14 </script> | 14 </script> |
15 <script type="text/javascript" src="../../../../../third_party/json_minify/m
inify-sans-regexp.js"> | 15 <script type="text/javascript" src="../../../../../third_party/json_minify/m
inify-sans-regexp.js"> |
16 </script> | 16 </script> |
17 <script type="text/javascript" src="../js/api_page_generator.js"></script> | 17 <script type="text/javascript" src="../js/api_page_generator.js"></script> |
18 <script type="text/javascript" src="../js/bootstrap.js"></script> | 18 <script type="text/javascript" src="../js/bootstrap.js"></script> |
19 <script type="text/javascript" src="../js/sidebar.js"></script> | 19 <script type="text/javascript" src="../js/sidebar.js"></script> |
20 <title>Frequently Asked Questions - Google Chrome Extensions - Google Code</ti
tle></head> | 20 <title>Frequently Asked Questions - Google Chrome Extensions - Google Code</ti
tle></head> |
21 <body doc-family="extensions"> <link href="../css/ApiRefStyles.css" rel="styl
esheet" type="text/css"> | 21 <body doc-family="extensions"> <link href="../css/ApiRefStyles.css" rel="styl
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| 22 <link href="../css/prettify.css" rel="stylesheet" type="text/css"> |
22 <link href="../css/shared.css" rel="stylesheet" type="text/css"> | 23 <link href="../css/shared.css" rel="stylesheet" type="text/css"> |
23 <div id="devModeWarning" class="displayModeWarning"> | 24 <div id="devModeWarning" class="displayModeWarning"> |
24 You are viewing extension docs in chrome via the 'file:' scheme: are you exp
ecting to see local changes when you refresh? You'll need run chrome with --allo
w-file-access-from-files. | 25 You are viewing extension docs in chrome via the 'file:' scheme: are you exp
ecting to see local changes when you refresh? You'll need run chrome with --allo
w-file-access-from-files. |
25 </div> | 26 </div> |
26 <div id="branchWarning" class="displayModeWarning"> | 27 <div id="branchWarning" class="displayModeWarning"> |
27 <span>WARNING: This is the <span id="branchName">BETA</span> documentation. | 28 <span>WARNING: This is the <span id="branchName">BETA</span> documentation. |
28 It may not work with the stable release of Chrome.</span> | 29 It may not work with the stable release of Chrome.</span> |
29 <select id="branchChooser"> | 30 <select id="branchChooser"> |
30 <option>Choose a different version... | 31 <option>Choose a different version... |
31 </option><option value="">Stable | 32 </option><option value="">Stable |
(...skipping 14 matching lines...) Expand all Loading... |
46 are not operated on by way of the jsskip="true" --> | 47 are not operated on by way of the jsskip="true" --> |
47 <!-- /SUBTEMPLATES --> | 48 <!-- /SUBTEMPLATES --> |
48 <a id="top"></a> | 49 <a id="top"></a> |
49 <div id="skipto"> | 50 <div id="skipto"> |
50 <a href="#gc-pagecontent">Skip to page content</a> | 51 <a href="#gc-pagecontent">Skip to page content</a> |
51 <a href="#gc-toc">Skip to main navigation</a> | 52 <a href="#gc-toc">Skip to main navigation</a> |
52 </div> | 53 </div> |
53 <!-- API HEADER --> | 54 <!-- API HEADER --> |
54 <table id="header" width="100%" cellspacing="0" border="0"> | 55 <table id="header" width="100%" cellspacing="0" border="0"> |
55 <tbody><tr> | 56 <tbody><tr> |
56 <td valign="middle"><a href="http://code.google.com/"><img src="../image
s/code_labs_logo.gif" height="43" width="161" alt="Google Code Labs" style="bord
er:0; margin:0;"></a></td> | 57 <td valign="middle"><a href="/"><img src="../images/chrome_logo.gif" alt
="Google Chrome Extensions" style="border:0; margin:0;"></a></td> |
57 <td valign="middle" width="100%" style="padding-left:0.6em;"> | 58 <td valign="middle" width="100%" style="padding-left:0.6em;"> |
58 <form action="http://www.google.com/cse" id="cse" style="margin-top:0.
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59 <div id="gsc-search-box"> | 60 <div id="gsc-search-box"> |
60 <input type="hidden" name="cx" value="002967670403910741006:61_cvz
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5"> |
63 <input class="gsc-search-button" type="submit" name="sa" value="Se
arch"> | 64 <button class="gsc-search-button" type="submit" name="sa"> |
| 65 <img class="gsc-search-button-lens" src="../images/search.png" a
lt="Search"> |
| 66 </button> |
64 <br> | 67 <br> |
65 <span class="greytext">e.g. "page action" or "tabs"</span> | 68 <span class="greytext">e.g. "page action" or "tabs"</span> |
66 </div> | 69 </div> |
67 </form> | 70 </form> |
68 <script type="text/javascript" src="https://www.google.com/jsapi"></sc
ript> | 71 <script type="text/javascript" src="https://www.google.com/jsapi"></sc
ript> |
69 <script type="text/javascript">google.load("elements", "1", {packages:
"transliteration"});</script> | 72 <script type="text/javascript">google.load("elements", "1", {packages:
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70 <script type="text/javascript" src="https://www.google.com/coop/cse/t1
3n?form=cse&t13n_langs=en"></script> | 73 <script type="text/javascript" src="https://www.google.com/coop/cse/t1
3n?form=cse&t13n_langs=en"></script> |
71 <script type="text/javascript" src="https://www.google.com/coop/cse/br
and?form=cse&lang=en"></script> | 74 <script type="text/javascript" src="https://www.google.com/coop/cse/br
and?form=cse&lang=en"></script> |
72 </td> | 75 </td> |
73 </tr> | 76 </tr> |
74 </tbody></table> | 77 </tbody></table> |
75 <div id="codesiteContent" class=""> | 78 <div id="codesiteContent" class=""> |
76 <a id="gc-topnav-anchor"></a> | 79 <a id="gc-topnav-anchor"></a> |
77 <div id="gc-topnav"> | 80 <div id="gc-topnav"> |
78 <h1>Google Chrome Extensions (<a href="http://code.google.com/labs/">Lab
s</a>)</h1> | 81 <h1>Google Chrome Extensions</h1> |
79 <ul id="home" class="gc-topnav-tabs"> | 82 <ul id="home" class="gc-topnav-tabs"> |
80 <li id="home_link"> | 83 <li id="home_link"> |
81 <a href="index.html" title="Google Chrome Extensions home page">Home
</a> | 84 <a href="index.html" title="Google Chrome Extensions home page"><spa
n>Home</span></a> |
82 </li> | 85 </li> |
83 <li id="docs_link"> | 86 <li id="docs_link"> |
84 <a href="docs.html" title="Official Google Chrome Extensions documen
tation">Docs</a> | 87 <a href="docs.html" title="Official Google Chrome Extensions documen
tation"><span>Docs</span></a> |
85 </li> | 88 </li> |
86 <li id="faq_link"> | 89 <li id="faq_link"> |
87 <a href="faq.html" title="Answers to frequently asked questions abou
t Google Chrome Extensions">FAQ</a> | 90 <a href="faq.html" title="Answers to frequently asked questions abou
t Google Chrome Extensions"><span>FAQ</span></a> |
88 </li> | 91 </li> |
89 <li id="samples_link"> | 92 <li id="samples_link"> |
90 <a href="samples.html" title="Sample extensions (with source code)">
Samples</a> | 93 <a href="samples.html" title="Sample extensions (with source code)">
<span>Samples</span></a> |
91 </li> | 94 </li> |
92 <li id="group_link"> | 95 <li id="group_link"> |
93 <a href="http://groups.google.com/a/chromium.org/group/chromium-exte
nsions" title="Google Chrome Extensions developer forum">Group</a> | 96 <a href="http://groups.google.com/a/chromium.org/group/chromium-exte
nsions" title="Google Chrome Extensions developer forum"><span>Group</span></a> |
94 </li> | 97 </li> |
95 <li id="so_link"> | 98 <li id="so_link"> |
96 <a href="http://stackoverflow.com/questions/tagged/google-chrome-ext
ension" title="[google-chrome-extension] tag on Stack Overflow">Questions?</a> | 99 <a href="http://stackoverflow.com/questions/tagged/google-chrome-ext
ension" title="[google-chrome-extension] tag on Stack Overflow"><span>Questions?
</span></a> |
97 </li> | 100 </li> |
98 </ul> | 101 </ul> |
99 </div> <!-- end gc-topnav --> | 102 </div> <!-- end gc-topnav --> |
100 <div class="g-section g-tpl-170"> | 103 <div class="g-section g-tpl-170"> |
101 <!-- SIDENAV --> | 104 <!-- SIDENAV --> |
102 <div class="g-unit g-first" id="gc-toc"> | 105 <div class="g-unit g-first" id="gc-toc"> |
103 <ul> | 106 <ul> |
104 <li><a href="getstarted.html">Getting Started</a></li> | 107 <li><a href="getstarted.html">Getting Started</a></li> |
105 <li><a href="overview.html">Overview</a></li> | 108 <li><a href="overview.html">Overview</a></li> |
106 <li><a href="whats_new.html">What's New?</a></li> | 109 <li><a href="whats_new.html">What's New?</a></li> |
107 <li><h2><a href="devguide.html">Developer's Guide</a></h2> | 110 <li><h2><a href="devguide.html">Developer's Guide</a></h2> |
108 <ul> | 111 <ul> |
109 <li>Browser UI | 112 <li><span>Browser UI</span> |
110 <ul> | 113 <ul> |
111 <li><a href="browserAction.html">Browser Actions</a></li> | 114 <li><a href="browserAction.html">Browser Actions</a></li> |
112 <li><a href="contextMenus.html">Context Menus</a></li> | 115 <li><a href="contextMenus.html">Context Menus</a></li> |
113 <li><a href="notifications.html">Desktop Notifications</a></li
> | 116 <li><a href="notifications.html">Desktop Notifications</a></li
> |
114 <li><a href="omnibox.html">Omnibox</a></li> | 117 <li><a href="omnibox.html">Omnibox</a></li> |
115 <li><a href="options.html">Options Pages</a></li> | 118 <li><a href="options.html">Options Pages</a></li> |
116 <li><a href="override.html">Override Pages</a></li> | 119 <li><a href="override.html">Override Pages</a></li> |
117 <li><a href="pageAction.html">Page Actions</a></li> | 120 <li><a href="pageAction.html">Page Actions</a></li> |
118 </ul> | 121 </ul> |
119 </li> | 122 </li> |
120 <li>Browser Interaction | 123 <li><span>Browser Interaction</span> |
121 <ul> | 124 <ul> |
122 <li><a href="bookmarks.html">Bookmarks</a></li> | 125 <li><a href="bookmarks.html">Bookmarks</a></li> |
123 <li><a href="cookies.html">Cookies</a></li> | 126 <li><a href="cookies.html">Cookies</a></li> |
124 <li><a href="devtools.html">Developer Tools</a></li> | 127 <li><a href="devtools.html">Developer Tools</a></li> |
125 <li><a href="events.html">Events</a></li> | 128 <li><a href="events.html">Events</a></li> |
126 <li><a href="history.html">History</a></li> | 129 <li><a href="history.html">History</a></li> |
127 <li><a href="management.html">Management</a></li> | 130 <li><a href="management.html">Management</a></li> |
128 <li><a href="tabs.html">Tabs</a></li> | 131 <li><a href="tabs.html">Tabs</a></li> |
129 <li><a href="windows.html">Windows</a></li> | 132 <li><a href="windows.html">Windows</a></li> |
130 </ul> | 133 </ul> |
131 </li> | 134 </li> |
132 <li>Implementation | 135 <li><span>Implementation</span> |
133 <ul> | 136 <ul> |
134 <li><a href="a11y.html">Accessibility</a></li> | 137 <li><a href="a11y.html">Accessibility</a></li> |
135 <li><a href="background_pages.html">Background Pages</a></li> | 138 <li><a href="background_pages.html">Background Pages</a></li> |
136 <li><a href="content_scripts.html">Content Scripts</a></li> | 139 <li><a href="content_scripts.html">Content Scripts</a></li> |
137 <li><a href="xhr.html">Cross-Origin XHR</a></li> | 140 <li><a href="xhr.html">Cross-Origin XHR</a></li> |
138 <li><a href="i18n.html">Internationalization</a></li> | 141 <li><a href="i18n.html">Internationalization</a></li> |
139 <li><a href="messaging.html">Message Passing</a></li> | 142 <li><a href="messaging.html">Message Passing</a></li> |
140 <li><a href="permissions.html">Optional Permissions</a></li> | 143 <li><a href="permissions.html">Optional Permissions</a></li> |
141 <li><a href="npapi.html">NPAPI Plugins</a></li> | 144 <li><a href="npapi.html">NPAPI Plugins</a></li> |
142 </ul> | 145 </ul> |
143 </li> | 146 </li> |
144 <li>Finishing | 147 <li><span>Finishing</span> |
145 <ul> | 148 <ul> |
146 <li><a href="hosting.html">Hosting</a></li> | 149 <li><a href="hosting.html">Hosting</a></li> |
147 <li><a href="external_extensions.html">Other Deployment Option
s</a></li> | 150 <li><a href="external_extensions.html">Other Deployment Option
s</a></li> |
148 </ul> | 151 </ul> |
149 </li> | 152 </li> |
150 </ul> | 153 </ul> |
151 </li> | 154 </li> |
152 <li><h2><a href="apps.html">Packaged Apps</a></h2></li> | 155 <li><h2><a href="apps.html">Packaged Apps</a></h2></li> |
153 <li><h2><a href="tutorials.html">Tutorials</a></h2> | 156 <li><h2><a href="tutorials.html">Tutorials</a></h2> |
154 <ul> | 157 <ul> |
155 <li><a href="tut_debugging.html">Debugging</a></li> | 158 <li><a href="tut_debugging.html">Debugging</a></li> |
156 <li><a href="tut_analytics.html">Google Analytics</a></li> | 159 <li><a href="tut_analytics.html">Google Analytics</a></li> |
157 <li><a href="tut_oauth.html">OAuth</a></li> | 160 <li><a href="tut_oauth.html">OAuth</a></li> |
158 </ul> | 161 </ul> |
159 </li> | 162 </li> |
160 <li><h2>Reference</h2> | 163 <li><h2>Reference</h2> |
161 <ul> | 164 <ul> |
162 <li>Formats | 165 <li><span>Formats</span> |
163 <ul> | 166 <ul> |
164 <li><a href="manifest.html">Manifest Files</a></li> | 167 <li><a href="manifest.html">Manifest Files</a></li> |
165 <li><a href="match_patterns.html">Match Patterns</a></li> | 168 <li><a href="match_patterns.html">Match Patterns</a></li> |
166 </ul> | 169 </ul> |
167 </li> | 170 </li> |
168 <li><a href="permission_warnings.html">Permission Warnings</a></li
> | 171 <li><a href="permission_warnings.html">Permission Warnings</a></li
> |
169 <li><a href="api_index.html">chrome.* APIs</a></li> | 172 <li><a href="api_index.html">chrome.* APIs</a></li> |
170 <li><a href="api_other.html">Other APIs</a></li> | 173 <li><a href="api_other.html">Other APIs</a></li> |
171 </ul> | 174 </ul> |
172 </li> | 175 </li> |
173 <li><h2><a href="samples.html">Samples</a></h2></li> | 176 <li><h2><a href="samples.html">Samples</a></h2></li> |
174 <div class="line"> </div> | |
175 <li><h2>More</h2> | 177 <li><h2>More</h2> |
176 <ul> | 178 <ul> |
177 <li><a href="http://code.google.com/chrome/webstore/docs/index.htm
l">Chrome Web Store</a></li> | 179 <li><a href="https://developers.google.com/chrome/web-store/docs/"
>Chrome Web Store</a></li> |
178 <li><a href="http://code.google.com/chrome/apps/docs/developers_gu
ide.html">Hosted Apps</a></li> | 180 <li><a href="https://developers.google.com/chrome/apps/docs/develo
pers_guide">Hosted Apps</a></li> |
179 <li><a href="themes.html">Themes</a></li> | 181 <li><a href="themes.html">Themes</a></li> |
180 </ul> | 182 </ul> |
181 </li> | 183 </li> |
182 </ul> | 184 </ul> |
183 </div> | 185 </div> |
184 <script> | 186 <script> |
185 initToggles(); | 187 initToggles(); |
186 </script> | 188 </script> |
187 <div class="g-unit" id="gc-pagecontent"> | 189 <div class="g-unit" id="gc-pagecontent"> |
188 <div id="pageTitle"> | 190 <div id="pageTitle"> |
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630 </div> <!-- /codesiteContent --> | 632 </div> <!-- /codesiteContent --> |
631 <div id="gc-footer" --=""> | 633 <div id="gc-footer" --=""> |
632 <div class="text"> | 634 <div class="text"> |
633 <p> | 635 <p> |
634 Except as otherwise <a href="http://code.google.com/policies.html#restrictions
">noted</a>, | 636 Except as otherwise <a href="http://code.google.com/policies.html#restrictions
">noted</a>, |
635 the content of this page is licensed under the <a rel="license" href="http://c
reativecommons.org/licenses/by/3.0/">Creative Commons | 637 the content of this page is licensed under the <a rel="license" href="http://c
reativecommons.org/licenses/by/3.0/">Creative Commons |
636 Attribution 3.0 License</a>, and code samples are licensed under the | 638 Attribution 3.0 License</a>, and code samples are licensed under the |
637 <a rel="license" href="http://code.google.com/google_bsd_license.html">BSD Lic
ense</a>. | 639 <a rel="license" href="http://code.google.com/google_bsd_license.html">BSD Lic
ense</a>. |
638 </p> | 640 </p> |
639 <p> | 641 <p> |
640 ©2011 Google | 642 ©2012 Google |
641 </p> | 643 </p> |
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643 <script src="https://www.google-analytics.com/urchin.js" type="text/javascript">
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645 <script type="text/javascript"> | 656 <script type="text/javascript"> |
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