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/*
 * FCKeditor - The text editor for Internet - http://www.fckeditor.net
 * Copyright (C) 2003-2009 Frederico Caldeira Knabben
 *
 * == BEGIN LICENSE ==
 *
 * Licensed under the terms of any of the following licenses at your
 * choice:
 *
 *  - GNU General Public License Version 2 or later (the "GPL")
 *    http://www.gnu.org/licenses/gpl.html
 *
 *  - GNU Lesser General Public License Version 2.1 or later (the "LGPL")
 *    http://www.gnu.org/licenses/lgpl.html
 *
 *  - Mozilla Public License Version 1.1 or later (the "MPL")
 *    http://www.mozilla.org/MPL/MPL-1.1.html
 *
 * == END LICENSE ==
 *
 * Contains browser detection information.
 */

var s = navigator.userAgent.toLowerCase() ;

var FCKBrowserInfo =
{
	IsIE		: /*@cc_on!@*/false,
	IsIE7		: /*@cc_on!@*/false && ( parseInt( s.match( /msie (\d+)/ )[1], 10 ) >= 7 ),
	IsIE6		: /*@cc_on!@*/false && ( parseInt( s.match( /msie (\d+)/ )[1], 10 ) >= 6 ),
	IsSafari	: s.Contains(' applewebkit/'),		// Read "IsWebKit"
	IsOpera		: !!window.opera,
	IsAIR		: s.Contains(' adobeair/'),
	IsMac		: s.Contains('macintosh')
} ;

// Completes the browser info with further Gecko information.
(function( browserInfo )
{
	browserInfo.IsGecko = ( navigator.product == 'Gecko' ) && !browserInfo.IsSafari && !browserInfo.IsOpera ;
	browserInfo.IsGeckoLike = ( browserInfo.IsGecko || browserInfo.IsSafari || browserInfo.IsOpera ) ;

if ( browserInfo.IsGecko )
	{
		var geckoMatch = s.match( /rv:(\d+\.\d+)/ ) ;
		var geckoVersion = geckoMatch && parseFloat( geckoMatch[1] ) ;

// Actually "10" refers to Gecko versions before Firefox 1.5, when
		// Gecko 1.8 (build 20051111) has been released.

// Some browser (like Mozilla 1.7.13) may have a Gecko build greater
		// than 20051111, so we must also check for the revision number not to
		// be 1.7 (we are assuming that rv < 1.7 will not have build > 20051111).

if ( geckoVersion )
		{
			browserInfo.IsGecko10 = ( geckoVersion < 1.8 ) ;
			browserInfo.IsGecko19 = ( geckoVersion > 1.8 ) ;
		}
	}
})(FCKBrowserInfo) ;