js 定時刷新頁面內容

<div class="scrollNews"  style="OVERFLOW: hidden; float:left; height:100px;"></div>

$(function () {  
    setInterval("refreshData", 3000);  
});  
  
function refreshData() {
  $.post("url",{},function(data){
    if (data.res == 1) {
        $("#scrollNews").text(data);
    }
  });  
      
}