function emailPage() { // create a popup for user to send page to a friend
  
 } 

 function expandMenu(menuID)
 { // expand leftside menu to show submen
  if(document.getElementById(menuID))
  { var menuObj = document.getElementById(menuID);
    var mStyle = menuObj.style.display;
    if(mStyle.match(/inline/i))
    { menuObj.style.display = 'none'; }
    else
    { menuObj.style.display = 'inline'; }
  }
 }

 function changeIcon(imgObj)
 { // change expand/contract icon
  var imgUrl = imgObj.src;
  if(imgUrl.match(/plus/))
  {imgObj.src = "/lib/yhst-38051318022320/minusIcon-2011.gif";}
  else
  {imgObj.src = "/lib/yhst-38051318022320/plusIcon-2011.gif";}
 }

 function expandMenuImage(imgDivObj)
 {
  if(document.getElementById(imgDivObj))
  {
   document.getElementById(imgDivObj).innerHTML = "<img width=9 height=9 src=/lib/yhst-38051318022320/plusIcon-2011.gif onClick=changeIcon(this); border=0>"
  }
 }