function showmobileloading(staticrequest,siteenname){
	var url = document.location.href;
	var loadingimgurl="/eportal/uiframework/huilan-jquery-ui/example/loading/image/loading.gif";
	if(staticrequest=="yes"){
		loadingimgurl="/"+siteenname+"/uiframework/huilan-jquery-ui/example/loading/image/loading.gif";
	}
	if (url.indexof("articlekey") == -1) {
		// 获取浏览器页面可见高度和宽度
		var _pageheight = document.documentelement.clientheight, _pagewidth = document.documentelement.clientwidth;
		// 计算loading框距离顶部和左部的距离（loading框的宽度为215px，高度为61px）
		var _loadingtop = _pageheight > 39 ? (_pageheight - 39) / 2 : 0, _loadingleft = _pagewidth > 39 ? (_pagewidth - 39) / 2
				: 0;
		// 在页面未加载完毕之前显示的loading html自定义内容
		var _loadinghtml = '<div id="loadingdiv" style="position:absolute;left:0;width:100%;height:'
				+ _pageheight
				+ 'px;top:0;background:#efefef;opacity:1;filter:alpha(opacity=80);z-index:10000;"><div style="position: absolute; cursor1: wait; left: '
				+ _loadingleft
				+ 'px; top:'
				+ _loadingtop
				+ 'px; width: auto; height: 57px; line-height: 57px; padding-left: 50px; padding-right: 5px; background: url('+loadingimgurl+') no-repeat scroll 5px 10px;  color: #696969; font-family:\'microsoft yahei\';"></div></div>';
		// 呈现loading效果
		document.write(_loadinghtml);
		// 监听加载状态改变
		document.onreadystatechange = completeloading;
	}
}
// 加载状态为complete时移除loading效果
function completeloading() {
	if (document.readystate == "complete") {
		var loadingmask = document.getelementbyid('loadingdiv');
		loadingmask.parentnode.removechild(loadingmask);
	}
}