<input type = "text" name="keyword" id="keyword"  onkeydown="entersearch()"/>

<input type = "text" name="keyword" id="keyword"  onkeydown="entersearch1(event)"/>

<input type = "button" onclick="search()"/>

1<input type = "text" name="keyword" id="keyword"  onkeydown="entersearch()"/>

2<input type = "text" name="keyword" id="keyword"  onkeydown="entersearch1(event)"/>

3<input type = "button" onclick="search()"/>

// onclick事件

function search(){

    var $keyword = $("#keyword").val();

    window.location.href = "/list-0-0-0-0-"+$keyword+"-0-0-1.html";

}  

// 按Enter键,执行事件

function entersearch(){

    var event = window.event || arguments.callee.caller.arguments[0];

    if (event.keyCode == 13)

       {

          search();

       }

}  

// 按Enter键,执行事件

function entersearch1(event){

    if (event.keyCode == 13)

       {

          search();

       }

}