var prox;
 var proy;
 var proxc;
 var proyc;
 function show(id){/*--打开--*/
  clearInterval(prox);
  clearInterval(proy);
  clearInterval(proxc);
  clearInterval(proyc);
  var o = document.getElementById(id);
  o.style.display = "block";
  o.style.width = "1px";
  o.style.height = "1px"; 
  prox = setInterval(function(){openx(o,300)},10);
 } 
 function openx(o,x){/*--打开x--*/
  var cx = parseInt(o.style.width);
  if(cx < x)
  {
   o.style.width = (cx + Math.ceil((x-cx)/5)) +"px";
  }
  else
  {
   clearInterval(prox);
   proy = setInterval(function(){openy(o,50)},10);
  }
 } 
 function openy(o,y){/*--打开y--*/ 
  var cy = parseInt(o.style.height);
  if(cy < y)
  {
   o.style.height = (cy + Math.ceil((y-cy)/5)) +"px";
  }
  else
  {
   clearInterval(proy);   
  }
 } 
 function closeed(id){/*--关闭--*/
  clearInterval(prox);
  clearInterval(proy);
  clearInterval(proxc);
  clearInterval(proyc);  
  var o = document.getElementById(id);
  if(o.style.display == "block")
  {
   proyc = setInterval(function(){closey(o)},10);   
  }  
 } 
 function closey(o){/*--打开y--*/ 
  var cy = parseInt(o.style.height);
  if(cy > 0)
  {
   o.style.height = (cy - Math.ceil(cy/5)) +"px";
  }
  else
  {
   clearInterval(proyc);    
   proxc = setInterval(function(){closex(o)},10);
  }
 } 
 function closex(o){/*--打开x--*/
  var cx = parseInt(o.style.width);
  if(cx > 0)
  {
   o.style.width = (cx - Math.ceil(cx/5)) +"px";
  }
  else
  {
   clearInterval(proxc);
   o.style.display = "none";
  }
 }