JavaScript Browser ObjectExamples

Use JavaScript to access and control browser object examples.

Window Object

• Pop up an alert box
• Pop up an alert box with line breaks
• Pop up a confirmation box and remind visitors what they clicked
• Pop up a prompt box
• Open a new window when clicking a button
• Open a new window and control its appearance
• Open multiple new windows
• Ensure the new window does not get focus
• Ensure the new window gets focus
• Close the new window
• Check whether the new window has been closed
• Return the name of the new window
• Transfer some text to the source (parent) window
• Move the new window relative to its current position
• Move the new window to a specified position
• Print the current page
• Specify the window size in pixels
• Specify the window size
• Scroll content by a specified number of pixels
• Scroll to the specified content
• A simple clock
• Use setTimeout() and clearTimeout() to set and stop a timer
• Use setInterval() and clearInterval() to set and stop a timer


• More Window object examples are in ourJavaScript Reference Manual.

Navigator Object

• Details of the visitor's browser


• More Navigator object examples are in ourJavaScript Reference Manual.

Screen Object

• Details of the visitor's screen


• More Screen object examples are in ourJavaScript Reference Manual.

History Object

• Return a URL history list
• Create a back button
• Create a forward button
• Go to the specified URL from the URL history list


• More History object examples are in ourJavaScript Reference Manual.

Location Object

• Return the hostname and port number of the current URL
• Return the entire URL of the current page
• Return the pathname of the current URL
• Return the protocol part of the current URL
• Load a new document
• Reload the current document
• Replace the current document
• Break out of frames


• More Location object examples are in ourJavaScript Reference Manual.