var xmlHttp; 
function createXMLHttpRequest() { 
    if (window.ActiveXObject) { 
        xmlHttp = new ActiveXObject("Microsoft.XMLHTTP"); 
    }  
    else if (window.XMLHttpRequest) { 
        xmlHttp = new XMLHttpRequest(); 
    } 
}

function huanG(tt,aa,bb) {
	var uu = document.getElementById('ce').getElementsByTagName('ul');
    for( var i = 0; i < uu.length; i++ ){
        if( uu[i] == tt ){
            uu[i].style.color = '#369';
        }else{
            uu[i].style.color = '#666';}
    }
    namediv = document.getElementById(bb);
	createXMLHttpRequest();
    xmlHttp.onreadystatechange = caizhia;
    xmlHttp.open("GET", aa, true); 
    xmlHttp.send(null); 
}

function caizhia(){
    if(xmlHttp.readyState == 4){ 
        if(xmlHttp.status == 200){
        	namediv.innerHTML=xmlHttp.responseText;
        }
    }
}