// JScript 文件
    var strNavSelected;

    //点击后设置
    function setNavItem(id){
        strNavSelected = id;
        document.getElementById('MyHeader_a_'+id).style.fontWeight = 'bold';
        document.getElementById('MyHeader_a_'+id).style.color = '#800000';
    }

    document.onreadystatechange=function(){
        if(document.readyState=="complete"){
            if(strNavSelected != undefined)  //把这里改为!=且注释下行，用于不在五个栏目的页面时，不显示选中某一项
                //strNavSelected = 'blog';
                setNavItem(strNavSelected);
        }
    }