function ShowTextInfo(){
   document.getElementById("infotext").className = document.getElementById("infotext").className=="t1"?"t2":"t1";
   document.getElementById("btn").innerText = document.getElementById("btn").innerText=="显示详细信息"?"关闭详细信息":"显示详细信息";
}
function ShowRoomInfo(id){
   document.getElementById("room_"+id).style.display = document.getElementById("room_"+id).style.display == "" ? "none" : "";
}
function MM_showHideLayers() { 
    var i, p, v, obj, args = MM_showHideLayers.arguments;
    for (i = 0; i < (args.length - 2); i += 3)
        with (document) if (getElementById && ((obj = getElementById(args[i])) != null)) {
        v = args[i + 2];
        if (obj.style) { obj = obj.style; v = (v == 'show') ? 'visible' : (v == 'hide') ? 'hidden' : v; }
        obj.visibility = v;
    }
}
function setTab(name,cursel,n){
for(i=1;i<=n;i++){
var menu=document.getElementById(name+i);
var con=document.getElementById("con_"+name+"_"+i);
menu.className=i==cursel?"hover":"";
con.style.display=i==cursel?"block":"none";
}
}