// JavaScript Document
function appendImage(containderDiv, imageSrc, imageId){
		var newImage=jQuery('<img src="'+imageSrc+'" />');
		newImage.css("position","absolute");
		newImage.css("z-index",1000-imageId);
		newImage.css("visibility","hidden");
		newImage.addClass("image_"+imageId);
		jQuery(containderDiv).append(newImage);
	};
///////////////////////////
function changeSelection(){
		jQuery("#slide_container").children(".image_"+selected).css("visibility","visible");
		jQuery("#slide_container").children(".image_"+selected).fadeOut('1000');
			
		selected++;
		if(selected>=imagesArray.length){
				selected=0;
		}
		jQuery("#slide_container").children(".image_"+selected).css("visibility","visible");
		jQuery("#slide_container").children(".image_"+selected).fadeIn('1000');
}
///////////////////////////////
function parseXml(xml){
		 
			  //alert(xml);
			  //find every Tutorial and print the author
			  jQuery(xml).find("trackList").each(function()
			  {
				//jQuery("#output").append(jQuery(this).attr("author") + "<br />");
				jQuery(this).find("location").each(function(){
					
					imagesArray.push( jQuery(this).text() );
					
				});
				
			  });
			
			  // Output:
			  for (i=0; i<imagesArray.length; i++){
					appendImage(jQuery("#slide_container"), imagesArray[i], i);
			   } 
}