title: Change Height and Width of TextArea in codemirror
body: <p>I am developing website which having xml, java programs. So i chose CodeMirror for displaying programs in TextArea. I had successfully displayed. It's default <code>height</code> is <code>300px</code> in <code>codemirror.css</code>. How to change Height and Width of TextArea programmatically in codemirror? </p>