Words Limitation for IE ,FireFox ,Safari

<form>
<textarea class=cnone name="p_name" onmousedown="this.className='cdown'" onmouseover="this.className='cup'" onmouseout="this.className='cnone'" onkeydown=gbcount(this.form.p_name,this.form.total,this.form.used,this.form.remain); onkeyup=gbcount(this.form.p_name,this.form.total,this.form.used,this.form.remain); cols="80" rows="8" wrap="VIRTUAL" id="contents">
</textarea>
最多字数：<INPUT class=cnone disabled maxLength=4 name=total size=3 value=100>
已用字数：<INPUT class=cnone disabled maxLength=4 name=used size=3 value=0>
可用字数：<INPUT class=cnone disabled maxLength=4 name=remain size=3 value=100>
</form>