/// <summary>
/// 创建AJAX对象
/// </summary>
function CreateAjax(){
	var request = false;
	if(window.XMLHttpRequest) {
		request = new XMLHttpRequest();
		if(request.overrideMimeType) {
			request.overrideMimeType('text/xml');
		}
	} else if(window.ActiveXObject) {
		var versions = ['Microsoft.XMLHTTP', 'MSXML.XMLHTTP', 'Microsoft.XMLHTTP', 'Msxml2.XMLHTTP.7.0', 'Msxml2.XMLHTTP.6.0', 'Msxml2.XMLHTTP.5.0', 'Msxml2.XMLHTTP.4.0', 'MSXML2.XMLHTTP.3.0', 'MSXML2.XMLHTTP'];
		for(var i=0; i<versions.length; i++) {
			try {
				request = new ActiveXObject(versions[i]);
				if(request) {
					return request;
				}
			} catch(e) {}
		}
	}
	return request;
}
/// <summary>
/// GET提交数据
/// </summary>
/// <param name="url">数据接收地址</param>
/// <param name="divname">div名称</param>
function GetData(url){
	objHttp = CreateAjax();
	objHttp.open("GET", url);
	objHttp.setRequestHeader("Method", "GET" + url + " HTTP/1.1");
	objHttp.setRequestHeader("If-Modified-Since","0");
	objHttp.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
	objHttp.send();
	try{return objHttp.responseText;}catch(e){}
}