diff --git a/doc/help/settings.asciidoc b/doc/help/settings.asciidoc
index 803418403..cd5294010 100644
--- a/doc/help/settings.asciidoc
+++ b/doc/help/settings.asciidoc
@@ -128,6 +128,8 @@
 |<<content-javascript-can-open-windows,javascript-can-open-windows>>|Whether JavaScript programs can open new windows.
 |<<content-javascript-can-close-windows,javascript-can-close-windows>>|Whether JavaScript programs can close windows.
 |<<content-javascript-can-access-clipboard,javascript-can-access-clipboard>>|Whether JavaScript programs can read or write to the clipboard.
+|<<content-ignore-javascript-prompt,ignore-javascript-prompt>>|Whether all javascript prompts should be ignored.
+|<<content-ignore-javascript-alert,ignore-javascript-alert>>|Whether all javascript alerts should be ignored.
 |<<content-local-content-can-access-remote-urls,local-content-can-access-remote-urls>>|Whether locally loaded documents are allowed to access remote urls.
 |<<content-local-content-can-access-file-urls,local-content-can-access-file-urls>>|Whether locally loaded documents are allowed to access other local urls.
 |<<content-cookies-accept,cookies-accept>>|Whether to accept cookies.
@@ -1079,6 +1081,28 @@ Valid values:
 
 Default: +pass:[false]+
 
+[[content-ignore-javascript-prompt]]
+=== ignore-javascript-prompt
+Whether all javascript prompts should be ignored.
+
+Valid values:
+
+ * +true+
+ * +false+
+
+Default: +pass:[false]+
+
+[[content-ignore-javascript-alert]]
+=== ignore-javascript-alert
+Whether all javascript alerts should be ignored.
+
+Valid values:
+
+ * +true+
+ * +false+
+
+Default: +pass:[false]+
+
 [[content-local-content-can-access-remote-urls]]
 === local-content-can-access-remote-urls
 Whether locally loaded documents are allowed to access remote urls.
diff --git a/qutebrowser/browser/webpage.py b/qutebrowser/browser/webpage.py
index d6ec5bfc9..f9e66454a 100644
--- a/qutebrowser/browser/webpage.py
+++ b/qutebrowser/browser/webpage.py
@@ -87,7 +87,8 @@ class BrowserPage(QWebPage):
 
         def javaScriptPrompt(self, _frame, msg, default):
             """Override javaScriptPrompt to use the statusbar."""
-            if self._is_shutting_down:
+            if (self._is_shutting_down or
+                    config.get('content', 'ignore-javascript-prompt')):
                 return (False, "")
             answer = self._ask("js: {}".format(msg), usertypes.PromptMode.text,
                                default)
@@ -433,7 +434,8 @@ class BrowserPage(QWebPage):
 
     def javaScriptAlert(self, _frame, msg):
         """Override javaScriptAlert to use the statusbar."""
-        if self._is_shutting_down:
+        if (self._is_shutting_down or
+                config.get('content', 'ignore-javascript-alert')):
             return
         self._ask("[js alert] {}".format(msg), usertypes.PromptMode.alert)
 
diff --git a/qutebrowser/config/configdata.py b/qutebrowser/config/configdata.py
index 546cb0db9..a54937309 100644
--- a/qutebrowser/config/configdata.py
+++ b/qutebrowser/config/configdata.py
@@ -542,6 +542,14 @@ DATA = collections.OrderedDict([
          SettingValue(typ.Bool(), 'false'),
          "Whether JavaScript programs can read or write to the clipboard."),
 
+        ('ignore-javascript-prompt',
+         SettingValue(typ.Bool(), 'false'),
+         "Whether all javascript prompts should be ignored."),
+
+        ('ignore-javascript-alert',
+         SettingValue(typ.Bool(), 'false'),
+         "Whether all javascript alerts should be ignored."),
+
         ('local-content-can-access-remote-urls',
          SettingValue(typ.Bool(), 'false'),
          "Whether locally loaded documents are allowed to access remote "