List of attributes and methods of window object: Opera 9 beta 1 build 8031 does not support (prop in window) call.

Attributes and methods of the WINDOW object Clear the list of attributes and methods below

Actual results: Opera 9 beta 1 build 8031 message error console will report that the window object does not support "property in [object]" call: "message: Statement on line 18: The Object does not implement [[Call]]"

Note: MSIE 6, Mozilla Seamonkey 1.x and Firefox 1.x render this demo page accordingly.