// JavaScript Document
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
}