var whichOpen='';
var whichContinue='';
function menuShow(obj,maxh,obj3,obj4,img)
{
  if(obj.style.pixelHeight<maxh)
  {
    obj.style.pixelHeight+=maxh/5;
	obj.filters.alpha.opacity+=25;
	obj4.src="images/menu_prd"+img+"_v.gif";
	obj3.style.color='#ffffff';
     if(obj.style.pixelHeight==maxh/5)
	  obj.style.display='block';
	myObj=obj;
	myMaxh=maxh;
	myObj3=obj3;
	myObj4=obj4;
	myimg=img;
	setTimeout('menuShow(myObj,myMaxh,myObj3,myObj4,myimg)','4');
  }
}
function menuHide(obj,maxh,obj3,obj4,img)
{
  if(obj.style.pixelHeight>0)
  {
    if(obj.style.pixelHeight==maxh/5)
	  obj.style.display='none';
    obj.style.pixelHeight-=maxh/5;
	obj.filters.alpha.opacity-=25;
	obj4.src="images/menu_prd"+img+".gif";
	obj3.style.color='#8E9BA2';
	myObj=obj;
	myMaxh=maxh;
	myObj3=obj3;
	myObj4=obj4;
	myimg=img;	
	setTimeout('menuHide(myObj,myMaxh,myObj3,myObj4,myimg)','4');
}
  else
    if(whichContinue)
	  whichContinue.click();
}
function menuChange(obj,maxh,obj3,obj4,img)
{
  if(obj.style.pixelHeight)
  {
    menuHide(obj,maxh,obj3,obj4,img);
	whichOpen='';
	whichcontinue='';
  }
  else
    if(whichOpen)
	{
	  whichContinue=obj3;
      whichOpen.click();
	}
	else
	{
	  menuShow(obj,maxh,obj3,obj4,img);
	  whichOpen=obj3;
	  whichContinue='';
	}
}