/*
        swift_images = [{src:''}];
        swift_caption = []; 
        var swift_image = null; 
	var img_id = 0; 
        var swiftImgId = 'img_main'; 
	var swiftImg = null;
	var cur_id = 0;
	var slideShowInterval = 0;  
        var slideShowIntervalLength = 5000; 
        var fadeIntervalLength = 1000;
        var thumbId = 'swiftThumb_';
        var prevThumbId = 0; 
        var thumbHeight = 40; 
        var swiftCaption = null; 
        var swiftCaptionId = 'swiftGalleryLargeImgDescription';
	var swiftGalleryWrapperId = 'swiftGalleryDisplay';
        var captionWidth = 250; 
        var swiftImgSrc = 0;  
        var swiftGalleryUrl = null;
        var swift_imagesCount = 0;  
   
*/
	function tog_vis() {
                nextPreloadPic = new Image();
                prevPreloadPic = new Image();
                nextPreloadPic.src = swiftGalleryUrl+swift_images[(cur_id + 1)].src;  
                prevPreloadPic.src = swiftGalleryUrl+swift_images[(cur_id - 1)].src;  
                prevThumbId = img_id; 
		img_id = cur_id;
                swiftImgSrc = swift_images[img_id].src;
		swiftImg = $(swiftImgId);
                swiftCaption = $(swiftCaptionId);
/*                if(document.getElementById(thumbId+prevThumbId).offsetHeight > thumbHeight){ swiftThumbPrev =  new Effect.Scale(thumbId+prevThumbId, 80); } */
/*                swiftThumb =  new Effect.Scale(thumbId+id, 125);  */
		swiftImg.fade({duration: .50, from: 1, to: .01}); 
		setTimeout(function(){ swiftFadeIn(); }, fadeIntervalLength); 
		return false;  
	}
        function swiftFadeIn(){

		swiftImg.src= swiftGalleryUrl+swiftImgSrc;  
		swiftImg.appear({duration: .5,from: .05, to: 1});
		return false; 
        }
        function runSwiftSlideShow(){
		cur_id = (cur_id < swift_imagesCount) ? cur_id + 1 : 0; 
		tog_vis();
        } 
        playSwiftSlideShow = function(t){
                slideShowInterval = setInterval(function(){ runSwiftSlideShow()}, slideShowIntervalLength);
                t.innerHTML = 'Stop Slideshow';
                t.onclick= function(){  stopSwiftSlideShow(this); }
        }
        function prevSwiftImg(){
                cur_id = (cur_id > 0) ? cur_id - 1 : 0; 
                tog_vis(); 
        }
        function nextSwiftImg(){
                cur_id++;
		cur_id = (cur_id < swift_imagesCount) ? cur_id  : 0; 
                tog_vis(); 
        }
        function stopSwiftSlideShow(t){
                clearInterval(slideShowInterval);
                t.innerHTML = 'Play Slideshow';
                t.onclick=function(){  playSwiftSlideShow(this); } 

        }