var slideShowURL = '../gallery/SlideShow.html'; //parameter
var slideShowNS4URL = '../gallery/SlideShowNS4.html'; //parameter
var ns4 = false;

if( navigator.appName == "Netscape" )
{
    version = parseInt(navigator.appVersion);
    ns4=(version == 4);
}

function Slide(url, height, width, caption)
{
   this.url = url;
   this.height = height;
   this.width = width;
   this.caption = caption;
}

function openSlideShow(initialIndex) {

   var myWidth = (screen.availWidth > 800) ? (screen.availWidth - 100) : screen.availWidth;		// if 800x600 or less, take up
   var myHeight = (screen.availHeight > 600) ? (screen.availHeight - 100) : (screen.availHeight - 70);	// the whole screen.
   var myLeft = Math.round((screen.availWidth - myWidth) / 2);
   var myTop = Math.round((screen.availHeight - myHeight) / 2)-25;

   if (myTop < 0) { myTop = 0; }	// bugfix for Opera
   if (screen.availHeight < 600) { myTop-=20; }

   currentSlideIndex = initialIndex;//initialize the global

   var url = (ns4) ? slideShowNS4URL : slideShowURL;

   var slideWindow = window.open(url, 'slideshow', 'scrollbars=no,titlebar=no,location=no,status=no,toolbar=no,resizable=yes,width='+myWidth+',height='+myHeight+',top='+myTop+',left='+myLeft);

   slideWindow.focus();
}


function openSlideShow2(initialIndex, language) {

   var myWidth = (screen.availWidth > 800) ? (screen.availWidth - 100) : screen.availWidth;		// if 800x600 or less, take up
   var myHeight = (screen.availHeight > 600) ? (screen.availHeight - 100) : (screen.availHeight - 70);	// the whole screen.
   var myLeft = Math.round((screen.availWidth - myWidth) / 2);
   var myTop = Math.round((screen.availHeight - myHeight) / 2)-25;

   if (myTop < 0) { myTop = 0; }	// bugfix for Opera
   if (screen.availHeight < 600) { myTop-=20; }

   currentSlideIndex = initialIndex;//initialize the global

   var url = (ns4) ? slideShowNS4URL : slideShowURL;

   var slideWindow = window.open(url + '?lang=' + language, 'slideshow', 'scrollbars=no,titlebar=no,location=no,status=no,toolbar=no,resizable=yes,width='+myWidth+',height='+myHeight+',top='+myTop+',left='+myLeft);

   slideWindow.focus();
}