Ckeditor กำหนดความกว้าง Width ของ Textarea ตรงไหนครับ

<script type="text/javascript">
//<![CDATA[

// Replace the <textarea id="editor"> with an CKEditor
// instance, using the "bbcode" plugin, shaping some of the
// editor configuration to fit BBCode environment.
CKEDITOR.replace( 'txtDescription',
	{       
                width: 400,
		extraPlugins : 'bbcode',

		disableObjectResizing : true,
		// Define font sizes in percent values.
		fontSize_sizes : "30/30%;50/50%;100/100%;120/120%;150/150%;200/200%;300/300%",
		toolbar :
		[
			['Source', '-','Undo','Redo'],
			['Find','Replace','-','SelectAll','RemoveFormat'],
			['Link', 'Unlink','SpecialChar'],
			'/',
			['Bold', 'Italic','Underline'],
			['FontSize'],
			['TextColor'],
			['NumberedList','BulletedList','-','Blockquote'],
			['Maximize']
		],
		// Strip CKEditor smileys to those commonly used in BBCode.
		smiley_images :
		[
			'regular_smile.gif','sad_smile.gif','wink_smile.gif','teeth_smile.gif','tounge_smile.gif',
			'embaressed_smile.gif','omg_smile.gif','whatchutalkingabout_smile.gif','angel_smile.gif','shades_smile.gif',
			'cry_smile.gif','kiss.gif'
		],
		smiley_descriptions :
		[
			'smiley', 'sad', 'wink', 'laugh', 'cheeky', 'blush', 'surprise',
			'indecision', 'angel', 'cool', 'crying', 'kiss'
		],
} );

//]]>
</script>		

<script type="text/javascript">
//<![CDATA[

// Replace the <textarea id="editor"> with an CKEditor
// instance, using the "bbcode" plugin, shaping some of the
// editor configuration to fit BBCode environment.
CKEDITOR.replace( 'txtDescription',
	{
		extraPlugins : 'bbcode',

		disableObjectResizing : true,
		// Define font sizes in percent values.
		fontSize_sizes : "30/30%;50/50%;100/100%;120/120%;150/150%;200/200%;300/300%",
		toolbar :
		[
			['Source', '-','Undo','Redo'],
			['Find','Replace','-','SelectAll','RemoveFormat'],
			['Link', 'Unlink','SpecialChar'],
			'/',
			['Bold', 'Italic','Underline'],
			['FontSize'],
			['TextColor'],
			['NumberedList','BulletedList','-','Blockquote'],
			['Maximize']
		],
		// Strip CKEditor smileys to those commonly used in BBCode.
		smiley_images :
		[
			'regular_smile.gif','sad_smile.gif','wink_smile.gif','teeth_smile.gif','tounge_smile.gif',
			'embaressed_smile.gif','omg_smile.gif','whatchutalkingabout_smile.gif','angel_smile.gif','shades_smile.gif',
			'cry_smile.gif','kiss.gif'
		],
		smiley_descriptions :
		[
			'smiley', 'sad', 'wink', 'laugh', 'cheeky', 'blush', 'surprise',
			'indecision', 'angel', 'cool', 'crying', 'kiss'
		],
	width: "750px",
	height: "200px"
} );

//]]>
</script>