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Explanation

You can use JavaScript to create client side image map.

Explanation

Client side image maps are enabled by the usemap attribute for the “img” tag and defined by special “map” and “area” extension tags.

Explanation

The special tags used for image mapping are map and area.

Explanation

The “map” element actually creates the map for the image and usually follows directly after the “img ” element.

Explanation

The area element specifies the shape and the coordinates that define the boundaries of each clickable hotspot.

Explanation

All of the above mentioned are the properties of a navigator.

Explanation

The platform[] property is a string that contains the platform for which the browser was compiled.”Win32″ for 32-bit Windows operating systems.

Explanation

The preference(name,value) method allows a signed script to get and set some Netscape preferences. If the second parameter is omitted, this method will return the value of the specified preference; otherwise, it sets the value. Netscape only.