IE火狐留言评论换行

.wrapword{white-space: pre;           /* CSS 2.0 */      white-space: pre-wrap;      /* CSS 2.1 */      white-space: pre-line;      /* CSS 3.0 */      white-space: -pre-wrap;     /* Opera 4-6 */      white-space: -o-pre-wrap;   /* Opera 7 */      white-space: -moz-pre-wrap; /* Mozilla */      white-space: -hp-pre-wrap;  /* HP Printers */      word-wrap: break-word;      /* IE 5+ */}