The problem is in your CSS file. You have the following:

input.bComment, 
textarea.bComment
{
	background-color: #eee;
	border: 1px solid #ccc;
	width: 11px;
	padding: 2px;
	margin: 0ex;

Notice the width is set at 11px. Make it wider or just remove that line altogether.

Thanks! It worked!