// image popup autosized window script

var pic = null
var popImg = null  // use this when referring to pop-up image
var picTitle = null
var imgCount = 0
var imgWinName = "popImg"

function openPopImg(picName, windowTitle, windowWidth, windowHeight){
  closePopImg()
  picTitle = windowTitle
  imgWinName = "popImg" + imgCount++ //unique name for each pop-up window
  popImg = window.open(picName, imgWinName,
           "toolbar=no,scrollbars=no,resizable=no,width="
           + (parseInt(windowWidth)+20)  + ",height="
           + (parseInt(windowHeight)+15))
  }

function closePopImg(){    // close pop-up window if it is open
  if (navigator.appName != "Microsoft Internet Explorer"
      || parseInt(navigator.appVersion) >=4) //do not close if early IE
    if(popImg != null) if(!popImg.closed) popImg.close()
  }
function setStatus(msg){
  status = msg
  return true
  }