function toggleMenu(currMenu)
{
   var thisMenu = eval("document.getElementById(\"" + currMenu + "\").style");

   if (currMenu)
   {
        if (thisMenu.display == "block")
        {
              thisMenu.display = "none";
        }
        else if (thisMenu.display == "none")
        {
           thisMenu.display = "block";
        }
   //return false;
   }
   else
   {
           thisMenu.display = "none";
   }
}

// »õâ¿­±â
function win_open(addr, width, height)
{
	var opt = "width=" + width + ", height=" + height;
	window.open(addr, opt);
	return false;
}