/*

Copyright (c) 2003-2011, CKSource - Frederico Knabben. All rights reserved.

For licensing, see LICENSE.html or http://ckeditor.com/license

*/



// This file is not required by CKEditor and may be safely ignored.

// It is just a helper file that displays a red message about browser compatibility

// at the top of the samples (if incompatible browser is detected).



if ( window.CKEDITOR )

{

	(function()

	{

		var showCompatibilityMsg = function()

		{

			var env = CKEDITOR.env;



			var html = '<p><strong>Your browser is not compatible with CKEditor.</strong>';



			var browsers =

			{

				gecko : 'Firefox 2.0',

				ie : 'Internet Explorer 6.0',

				opera : 'Opera 9.5',

				webkit : 'Safari 3.0'

			};



			var alsoBrowsers = '';



			for ( var key in env )

			{

				if ( browsers[ key ] )

				{

					if ( env[key] )

						html += ' CKEditor is compatible with ' + browsers[ key ] + ' or higher.';

					else

						alsoBrowsers += browsers[ key ] + '+, ';

				}

			}



			alsoBrowsers = alsoBrowsers.replace( /\+,([^,]+), $/, '+ and $1' );



			html += ' It is also compatible with ' + alsoBrowsers + '.';



			html += '</p><p>With non compatible browsers, you should still be able to see and edit the contents (HTML) in a plain text field.</p>';



			var alertsEl = document.getElementById( 'alerts' );

			alertsEl && ( alertsEl.innerHTML = html );

		};



		var onload = function()

		{

			// Show a friendly compatibility message as soon as the page is loaded,

			// for those browsers that are not compatible with CKEditor.

			if ( !CKEDITOR.env.isCompatible )

				showCompatibilityMsg();

		};



		// Register the onload listener.

		if ( window.addEventListener )

			window.addEventListener( 'load', onload, false );

		else if ( window.attachEvent )

			window.attachEvent( 'onload', onload );

	})();

}