//ajax
function getObject(objectId) {
     if(document.getElementById && document.getElementById(objectId)) 
     {
       // W3C DOM
       return document.getElementById(objectId);
     } 
     else if (document.all && document.all(objectId)) 
     {
       // MSIE 4 DOM
       return document.all(objectId);
     } 
     else if (document.layers && document.layers[objectId]) 
     {
       // NN 4 DOM.. note: this won't find nested layers
       return document.layers[objectId];
     } 
     else 
     {
       return false;
     }
}  
// CreateXMLHttpRequest
function CreateXMLHttpRequest()
{
   // Initialize Mozilla XMLHttpRequest object
   var xmlHttp;
   if (window.XMLHttpRequest)
   {
       xmlHttp = new XMLHttpRequest();
   } 
   // Initialize for IE/Windows ActiveX version
   else if (window.ActiveXObject)
   {
       try
       {
                xmlHttp = new ActiveXObject("Msxml2.XMLHTTP.3.0");
         } 
       catch (e)
       {
                try
                {
                     xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
                }  
                catch(e)
                {
                     newsstring = "对不起，您的浏览器不支持XMLHttpRequest对象！";}
          }   
   }
   return xmlHttp;
}

function getDataTimes()
{
	var strDate,strTime;
	strDate = new Date();
	strTime = strDate.getTime();
	return strTime;
}

//PNGIE6透明
var arVersion = navigator.appVersion.split("MSIE")
var version = parseFloat(arVersion[1])
function fixPNG(myImage) 
{
    if ((version >= 5.5) && (version < 7) && (document.body.filters)) 
    {
       var imgID = (myImage.id) ? "id='" + myImage.id + "' " : ""
    var imgClass = (myImage.className) ? "class='" + myImage.className + "' " : ""
    var imgTitle = (myImage.title) ? 
               "title='" + myImage.title   + "' " : "title='" + myImage.alt + "' "
    var imgStyle = "display:inline-block;" + myImage.style.cssText
    var strNewHTML = "<span " + imgID + imgClass + imgTitle
                   + " style=\"" + "width:" + myImage.width 
                   + "px; height:" + myImage.height 
                   + "px;" + imgStyle + ";"
                   + "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader"
                   + "(src=\'" + myImage.src + "\', sizingMethod='scale');\"></span>"
     myImage.outerHTML = strNewHTML    
    }
}