var tb_h=new Array()
      function init(ids,cons,dis,hids,tbs){
      document.getElementById(ids).getElementsByTagName('li')[0].className='active';
      document.getElementById(cons).innerHTML=document.getElementById(dis+"l1").innerHTML;
      document.getElementById(ids).onmouseover=function(){onmousOver(ids,cons,dis,hids);}//鼠标指向激发效果
      //  document.getElementById(ids).onclick=function(){onmousOver(ids,cons,dis,hids);}//点击激发效果
      var obj_tab=document.getElementById(tbs)
      tb_h[tbs]=obj_tab.offsetHeight;
      }
      function onmousOver(ids,cons,dis,hids){
      o = o || window.event;
      var obj=o.target || o.srcElement;
      if (obj.tagName=='LI'){
      if (obj.className=='active'||obj.id==hids)return;
      var o=document.getElementById(ids).getElementsByTagName('li');
      for (var i=0;i<=o.length-2;i++){o[i].className='default'}
      obj.className='active';
      if (obj.className=='active'){document.getElementById(cons).innerHTML=document.getElementById(dis+obj.id).innerHTML;}
      }
      }
      function show_con(tbs,ids,hids){
      var obj_click=document.getElementById(hids);
      obj_click.innerHTML=(obj_click.innerHTML=="+")?"-":"+"
      obj_click.className=(obj_click.className=='showme')?'hidme':'showme'
      var hid=(obj_click.className=='showme')?1:-1
      var obj_tab=document.getElementById(tbs)
      var obj_nav=document.getElementById(ids)
      var h_m=obj_nav.offsetHeight+2
      var H=tb_h[tbs]
      var n=20,t=50;
      var timers=new Array(n);
      if (hid<0){
      for(var i=0;i<n;i++){(
      function(){
      if(timers[i]) clearTimeout(timers[i]);
      var j=i;
      timers[i]=setTimeout(function(){obj_tab.style.height=H-Math.round((H-h_m)*(j+1)/n);},(i+1)*t);
      }
      )()};
      }
      if (hid>0){
      for(var i=0;i<n;i++){(
      function(){
      if(timers[i]) clearTimeout(timers[i]);
      var j=i;
      timers[i]=setTimeout(function(){obj_tab.style.height=h_m+Math.round(H*(j+1)/n);},(i+1)*t);
      }
      )()};
      }
      }