var ShowContentxmlHttp
function ShowContent()
{	
    if(document.getElementById("ShowContent")==null)
    {
        return;
    }
    var url = "/AjaxPostBack.aspx?Action=ArticleContent&ID="+ArticleID+"&PageNo="+PageNo;
    ShowContentxmlHttp = GetXmlHttp();
    ShowContentxmlHttp.onreadystatechange = ArticleContentReadyStateChange;
    ShowContentxmlHttp.open("GET", url, true);
    ShowContentxmlHttp.send("");
}
function ArticleContentReadyStateChange()
{

     if(ShowContentxmlHttp.readyState == 4)
     {
	    document.getElementById("ShowContent").innerHTML = ShowContentxmlHttp.responseText ;
     }
     else
     {
	    document.getElementById("ShowContent").innerHTML = "数据正在加载……" ;
     }
}