                        課程
                    
                        /前端開發(fā)
                        
                            /JavaScript
                        
                        /Ajax全接觸

按照老師的教程，但加了個(gè)form之后就出現(xiàn)錯(cuò)誤，為什么呢？

<body>
?????????<form>
		<div?class="div1">
			<h3>員工信息查詢</h3>
			<label?for="keyWords">請(qǐng)輸入員工編號(hào):</label>
			<input?type="text"?id="keyWords"?/><br>
			<button?id="search">查詢</button>
			<p?id="searchResult">這是員工編號(hào)</p>?
			<br>
		</div>
		<div?class="div2">
			<h3>新建員工信息</h3>
			<label?for="staffName">請(qǐng)輸入員工姓名:</label>
			<input?type="text"?id="staffName"?/><br>

			<label?for="staffNumber">請(qǐng)輸入員工編號(hào):</label>
			<input?type="text"?id="staffNumber"?/><br>

			<label?for="staffSex">請(qǐng)輸入員工性別:</label>
			<select?id="staffSex">
				<option>男</option>
				<option>女</option>
			</select><br>

			<label?for="staffJob">請(qǐng)輸入員工職位:</label>
			<input?type="text"?id="staffJob"?/><br>
			<button?id="addStaff">新建</button>
			<p?id="createResult">這是新建員工信息</p>
		</div>
	</form>
	<script>
		document.getElementById("search").onclick=function(){
			var?request=new?XMLHttpRequest();
			request.open("GET","server.php?number="+document.getElementById("keyWords").value);
			request.send();
		}
	</script>	
</body>