 <!-- //  //  //          var popWin = null    // use this when referring to pop-up window var winCount = 0 var winName = "popWin" function openPopWin(winURL, winWidth, winHeight, winFeatures, winLeft, winTop){   var d_winLeft = 20  // default, pixels from screen left to window left   var d_winTop = 20   // default, pixels from screen top to window top   winName = "popWin" + winCount++ //unique name for each pop-up window   closePopWin()           // close any previously opened pop-up window   if (openPopWin.arguments.length >= 4)  // any additional features?      winFeatures = "," + winFeatures   else      winFeatures = ""    if (openPopWin.arguments.length == 6)  // location specified     winFeatures += getLocation(winWidth, winHeight, winLeft, winTop)   else     winFeatures += getLocation(winWidth, winHeight, d_winLeft, d_winTop)   popWin = window.open(winURL, winName, "width=" + winWidth             + ",height=" + winHeight + winFeatures)   } function closePopWin(){    // 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(popWin != null) if(!popWin.closed) popWin.close()    } function getLocation(winWidth, winHeight, winLeft, winTop){   return ""   } //-->