js触发ctrl+enter键

js触发ctrl+enter事件 html: <textarea name="message" cols="80" rows="7" class="autosave" style="background:url() no-repeat 0 0; " id="message" tabindex="2" onkeydown="ajaxctlent(event, this.form, 163031, isendpage, 'default');"></textarea> js: function ajaxctlent(event, objfrm, topicid, isendpage, templatepath) { if(postSubmited == false && (event.ctrlKey && event.keyCode == 13) || (event.altKey && event.keyCode == 83)) { if (!$("postsubmit").disabled) { if (validate(objfrm, false, false)) { sendRequest('tools/ajax.aspx?topicid=' + topicid + '&t=quickreply', isendpage, templatepath); } } else { alert('正在提交, 请稍候...'); } } }