//初始化
var def="1";
function mover(object){
  //主菜单
  var mm=document.getElementById("m_"+object);
  mm.className="m_li_a";
  //初始主菜单先隐藏效果
  if(def!=0){
    var mdef=document.getElementById("m_"+def);
    mdef.className="m_li";
  }
  //子菜单
  var ss=document.getElementById("s_"+object);
  ss.style.display="block";
  //初始子菜单先隐藏效果
  if(def!=0){
    var sdef=document.getElementById("s_"+def);
    sdef.style.display="none";
  }
}

function mout(object){
  //主菜单
  var mm=document.getElementById("m_"+object);
  mm.className="m_li";
  //初始主菜单还原效果
  if(def!=0){
    var mdef=document.getElementById("m_"+def);
    mdef.className="m_li_a";
  }
  //子菜单
  var ss=document.getElementById("s_"+object);
  ss.style.display="none";
  //初始子菜单还原效果
  if(def!=0){
    var sdef=document.getElementById("s_"+def);
    sdef.style.display="block";
  }
}
function sc2(){    
document.getElementById("Javascript.Div2").style.top=(document.documentElement.scrollTop)+"px";    
document.getElementById("Javascript.Div2").style.left=(document.documentElement.scrollLeft)+"px"; 
}
function sc4(){    
document.getElementById("Javascript.Div4").style.top=(document.documentElement.scrollTop)+"px";    
document.getElementById("Javascript.Div4").style.left=(document.documentElement.scrollLeft+document.documentElement.clientWidth-document.getElementById("Javascript.Div4").offsetWidth)+"px";    
}