/*
	file:			scrolling.js
	content:		minimal scrolling funtcionality
	project:		Animoto HTML
	version:		1.0
	last update:	31.01.2006
	(c):			Daniel Liebig, Wevin - http://www.wevin.de
*/

	//-- remeber active display image

	var DisplayImg = new Array();
	var activeDisplayImage = 0;
	var activeFullsizeImage;
	var slideshowRunnig = 0;

	var visibleTitleId;

	function openFullSize(imgKind, itemNo)
	{
		var	width = 504;
		var	heigth = 405;
		Win = window.open('/fullsize.php?playground/fullsize/' + itemNo + '&kind=' + imgKind + '&img_id=' + activeDisplayImage, 'popupFullsize', 'resizable=no,width=' + width + ',height=' + heigth);
		Win.focus();
	}
	
	function fullsize_forward()
	{
		activeFullsizeImage		= ( activeFullsizeImage + 1 < noOfImages ) ? activeFullsizeImage + 1 : 0;
		set_image_source('fullsize_img', Img[activeFullsizeImage].src);
	}	
	function fullsize_back()
	{
		activeFullsizeImage		= ( activeFullsizeImage - 1 >= 0 ) ? activeFullsizeImage - 1 : noOfImages-1;
		set_image_source('fullsize_img', Img[activeFullsizeImage].src);
	}
	
	function displayForward()
	{
		activeDisplayImage 	= ( activeDisplayImage + 1 < DisplayImg.length ) ? activeDisplayImage + 1 : 0;
		set_image_source('stills', DisplayImg[activeDisplayImage].src);
	}		
	
	function startSingleSlideshow()
	{
		displayForward();
		slideshowRunning = window.setInterval('displayForward()', 1000);
		document.getElementById('slideshow_start').style.display = 'none';
		document.getElementById('slideshow_stop').style.display = 'block';
	}

	function stopSingleSlideshow()
	{
		window.clearInterval(slideshowRunning);
		document.getElementById('slideshow_stop').style.display = 'none';
		document.getElementById('slideshow_start').style.display = 'block';
	}