var search = document.getElementById("search");
    search.onclick = function(){
        var request = null;
        if(XMLHttpRequest){
            request = new XMLHttpRequest();
        }else{
            request = new ActiveXObject("Microsoft.XMLHTTP");
        }
        // 发送ajax请求
        var request = new XMLHttpRequest();
        request.open("GET","dome.php?number="+document.getElementById("keyword").value);
        request.send();
        request.onreadystatechange = function(){
            if(request.readyState === 4){
                if(request.status ===200){
                    document.getElementById("searchResult").innerHTML = request.responseText;
                }else{

                    alert("发生错误："+request.status);
                }
            }
        }
    }
    var save = document.getElementById("save");
    save.onclick = function(){
        // 发送ajax请求
        var request = null;
        if(XMLHttpRequest){
            request = new XMLHttpRequest();
        }else{
            request = new ActiveXObject("Microsoft.XMLHTTP");
        }
        request.open("POST","dome.php");

        var data = "name="+document.getElementById("staffName").value
                    +"&number="+document.getElementById("staffNumber").value
                    +"&sex="+document.getElementById("staffSex").value
                    +"&job="+document.getElementById("staffJob").value;

        request.setRequestHeader("Content-Type","application/x-www-form-urlencoded");
        request.send(data);
        request.onreadystateonchange = function(){
            if(request.readyState===4){
                if(request.status===200){
                    document.getElementById("createResult").innerHTML=request.responseText;
                }else{
                    alert("发生错误:"+request.status);
                }
            }
        }
    }