<textarea onkeydown="mm()"></textarea>
<SCRIPT LANGUAGE="JavaScript">
function mm()
{
var k = window.event.keyCode;
if(k==13)
{
window.event.keyCode = 0;
window.event.returnValue= false;
}
}
</SCRIPT>
<SCRIPT LANGUAGE="JavaScript">
function mm()
{
var k = window.event.keyCode;
if(k==13)
{
window.event.keyCode = 0;
window.event.returnValue= false;
}
}
</SCRIPT>
<textarea name="EasyMail_To" cols="55" rows="2" class='textarea2' id="EasyMail_To" onfocus="setIt('EasyMail_To')" onchange="disp_con()" onkeyup="disp_con()"></textarea>
http://community.csdn.net/Expert/topic/3757/3757231.xml?temp=.2927362