function openImage(url) { 
  window.open(url,'Image','width=650,height=750');
}


if (valueArray['position']){
var slideshowCurrent = valueArray['position'];
}

else {
var slideshowCurrent = 0;
}

// Preload slideshow images
function slideshowInit() {
	if (document.images) {
		for (var i = 0; i < slideshowImageFiles.length; i++) {
			slideshowSlides[i] = new Image();
			slideshowSlides[i].src = slideshowImageDirectory + slideshowImageFiles[i];
		}
	}
}

// Show next slide
function slideshowForward() {
	if (document.images && typeof slideshowSlides != 'undefined') {
		slideshowCurrent++;
		if (slideshowCurrent >= slideshowSlides.length) slideshowCurrent = 0;
		document.images.slideshow.src = slideshowSlides[slideshowCurrent].src;
		document.getElementById("title").innerHTML = slideshowImageText[slideshowCurrent];
	}
}


// Show previous slide
function slideshowBackward() {
	if (document.images && typeof slideshowSlides != 'undefined') {
		slideshowCurrent--;
		if (slideshowCurrent < 0) slideshowCurrent = slideshowSlides.length - 1;
		document.images.slideshow.src = slideshowSlides[slideshowCurrent].src;
		document.getElementById("title").innerHTML = slideshowImageText[slideshowCurrent];
    }
}