increase Width and Height of text area

<?php
$oFCKeditor = new FCKeditor('FCKeditor1') ;
$oFCKeditor->Width = 600;
$oFCKeditor->Height = 500;
$oFCKeditor->BasePath = '/fckeditor/' ;
$oFCKeditor->Value = '<p>This is some <strong>sample text</strong>. You are using <a href="http://www.fckeditor.net/">FCKeditor</a>.</p>' ;
$oFCKeditor->Create() ;
?>