Fx.Opacity = Fx.Style.extend({initialize: function(el, options){this.now = 1;this.parent(el, 'opacity', options);},toggle: function(){return (this.now > 0) ? this.start(1, 0) : this.start(0, 1);},show: function(){return this.set(1);}});



window.addEvent("load",function(){

	$$(".gk_is_wrapper-style2").each(function(el){

		var elID = el.getProperty("id");

		var wrapper = $(elID);

		var $G = $Gavick[elID];

		var opacity = $G['text_block_opacity'];

		var slides = [];

		var contents = [];

		var links = [];

		var loadedImages = ($E('.gk_is_preloader', wrapper)) ? false : true;

	

		if(!loadedImages){

			var imagesToLoad = [];

			

			$ES('.gk_is_slide', wrapper).each(function(el,i){

				links.push(el.getFirst().getProperty('href'));

				var newImg = new Element('img',{

					"title":el.getProperty('title'),

					"class":el.getProperty('class'),

					"style":el.getProperty('style')

				});

				

				newImg.setProperty('alt',el.getChildren()[0].getProperty('href'));

				el.getFirst().remove();

				newImg.setProperty("src",el.innerHTML);

				imagesToLoad.push(newImg);

				newImg.injectAfter(el);

				el.remove();

			});

			

			var time = (function(){

				var process = 0;				

				imagesToLoad.each(function(el,i){

					if(el.complete) process++;

 				});

 				

				if(process == imagesToLoad.length){

					$clear(time);

					loadedImages = process;

					(function(){new Fx.Opacity($E('.gk_is_preloader', wrapper)).start(1,0);}).delay(400);

				}

			}).periodical(200);

		}

		

		var time_main = (function(){

			if(loadedImages){

				$clear(time_main);

				

				wrapper.getElementsBySelector(".gk_is_slide").each(function(elmt,i){

					slides[i] = elmt;

					if($G['slide_links']){

						elmt.addEvent("click", function(){window.location = elmt.getProperty('alt');});

						elmt.setStyle("cursor", "pointer");

					}

				});

				

				slides.each(function(el,i){

					if(i != 0) 

						el.setOpacity(0);

						

					slides.each(function(elmts){

						elmts.addEvent("mouseenter", function(){})

					});

				});

				

				$G['actual_slide'] = 0;

				

				if($G['autoanim']){

					$G['actual_animation'] = (function(){

						gk_is_style2_anim(wrapper, contents, slides, $G['actual_slide']+1, $G);

					}).periodical($G['anim_interval']+$G['anim_speed']);

				}

				

				if($E('.gk_is_overlay', wrapper)){

					var overlay = $E('.gk_is_overlay', wrapper);

					var fx = new Fx.Opacity(overlay,{duration:$G['overlay_speed'], wait:true});

					overlay.setStyle("display", "block");

					overlay.setOpacity(0);

					wrapper.addEvent("mouseenter", function(){

						fx.start($G['overlay_opacity']);

					});

					wrapper.addEvent("mouseleave", function(){

						fx.start(0);

					});

					overlay.addEvent("click", function(){

						window.location = overlay.getProperty("title");

					});

					overlay.setProperty("title", slides[0].getProperty("alt"));

				}

			}

		}).periodical(250);

	});

});



function gk_is_style2_anim(wrapper, contents, slides, which, $G){

	if(which != $G['actual_slide']){

		var max = slides.length-1;

		if(which > max) which = 0;

		var actual = $G['actual_slide'];

		

		$G['actual_slide'] = which;

		slides[$G['actual_slide']].setStyle("z-index",max+1);

		new Fx.Opacity(slides[actual],{duration: $G['anim_speed']}).start(1,0);

		new Fx.Opacity(slides[which],{duration: $G['anim_speed']}).start(0,1);

		if($E('.gk_is_overlay', wrapper)) $E('.gk_is_overlay', wrapper).setProperty("title", slides[which].getProperty("alt"));

		

		switch($G['anim_type']){

			case 'opacity': break;

			case 'top': new Fx.Style(slides[which],'margin-top',{duration: $G['anim_speed']}).start((-1)*slides[which].getSize().size.y,0);break;

			case 'left': new Fx.Style(slides[which],'margin-left',{duration: $G['anim_speed']}).start((-1)*slides[which].getSize().size.x,0);break;

			case 'bottom': new Fx.Style(slides[which],'margin-top',{duration: $G['anim_speed']}).start(slides[which].getSize().size.y,0);break;

			case 'right': new Fx.Style(slides[which],'margin-left',{duration: $G['anim_speed']}).start(slides[which].getSize().size.x,0);break;

		}

	

		(function(){slides[$G['actual_slide']].setStyle("z-index",$G['actual_slide']);}).delay($G['anim_speed']);

		

		

	}

}