window.addEvent("load",function(){
	$$(".gkIsWrapper-gk_gamebox").each(function(el){
		var elID = el.getProperty("id");
		var wrapper = $(elID);
		var $G = $Gavick[elID];
		var slides = [];
		var contents = [];
		var links = [];
		var loadedImages = (wrapper.getElement('.gkIsPreloader')) ? false : true;
	
		var btns = false;
		if(wrapper.getElement('.gkIsPrev')) {
			btns = [wrapper.getElement('.gkIsPrev'),wrapper.getElement('.gkIsNext')];
		
			btns[0].setStyle('opacity',0);
			btns[1].setStyle('opacity',0);
			
			wrapper.addEvent("mouseenter", function(){
				new Fx.Tween(btns[0],{duration:300, property: 'opacity'}).start(1);
				new Fx.Tween(btns[1],{duration:300, property: 'opacity'}).start(1);
			});
			
			wrapper.addEvent("mouseleave", function(){
				new Fx.Tween(btns[0],{duration:300, property: 'opacity'}).start(0);
				new Fx.Tween(btns[1],{duration:300, property: 'opacity'}).start(0);			
			});
		}
		
		if(!loadedImages){
			var imagesToLoad = [];
			
			wrapper.getElements('.gkIsSlide').each(function(el,i){
				var newImg = new Element('img',{
					"title":el.getProperty('title'),
					"class":el.getProperty('class'),
					"style":el.getProperty('style')
				});
				newImg.store('num', i);
				links[i] = el.getElement('a').getProperty('href');
				el.getElement('a').destroy();
				newImg.setProperty("src",el.innerHTML);
				imagesToLoad.push(newImg);
				newImg.inject(el, 'after');
				el.destroy();
			});
			
			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.Tween(wrapper.getElement('.gkIsPreloader'), {property: 'opacity'}).start(1,0);}).delay(400);
				}
			}).periodical(200);
		}
		
		var time_main = (function(){
			if(loadedImages){
				$clear(time_main);
				
				wrapper.getElements(".gkIsSlide").each(function(elmt,i){
					slides[i] = elmt;
					if($G['slide_links']){
						elmt.addEvent("click", function(e){ 
				            window.location = links[$(e.target).retrieve('num')]; 
                        });
						elmt.setStyle("cursor", "pointer");
					}
				});
				
				slides.each(function(el,i){
					if(i != 0) { 
						el.setOpacity(0);
						el.setStyle('display', 'none');
					}
				});
				
				if(wrapper.getElement(".gkIsText")){
					wrapper.getElements(".gkIsTextItem").each(function(elmt,i){
						contents[i] = elmt.innerHTML;
					});
				}
				
				$G['actual_slide'] = 0;
				
				if(wrapper.getElements(".gkIsText")[0]) {
					wrapper.getElements(".gkIsText")[0].innerHTML = contents[0];
				}
				
				if($G['autoanim']){
					$G['actual_animation'] = (function(){
						gk_is_gk_gamebox_anim(wrapper, contents, slides, $G['actual_slide']+1, $G);
					}).periodical($G['anim_interval']+$G['anim_speed']);
				}
				
				if(btns){
					btns[0].addEvent("click", function(){
						$clear($G['actual_animation']);
						
						gk_is_gk_gamebox_anim(wrapper, contents, slides, $G['actual_slide']-1, $G);
						
						$G['actual_animation'] = (function(){
							gk_is_gk_gamebox_anim(wrapper, contents, slides, $G['actual_slide']+1, $G);
						}).periodical($G['anim_interval']+$G['anim_speed']);
					});
					
					btns[1].addEvent("click", function(){
						$clear($G['actual_animation']);
						
						gk_is_gk_gamebox_anim(wrapper, contents, slides, $G['actual_slide']+1, $G);
						
						$G['actual_animation'] = (function(){
							gk_is_gk_gamebox_anim(wrapper, contents, slides, $G['actual_slide']+1, $G);
						}).periodical($G['anim_interval']+$G['anim_speed']);						
					});
					
					var btnFx = [
						new Fx.Tween(btns[0],{duration:350, property: 'opacity'}).set(0),
						new Fx.Tween(btns[1],{duration:350, property: 'opacity'}).set(0)					
					];
					
					wrapper.addEvent("mouseenter",function(){
						btnFx[0].start(1);
						btnFx[1].start(1);
					});
					
					wrapper.addEvent("mouseleave",function(){
						btnFx[0].start(0);
						btnFx[1].start(0);
					});
				}
			}
		}).periodical(250);
	});
});

function gk_is_gk_gamebox_anim(wrapper, contents, slides, which, $G){
	if(which != $G['actual_slide']){
		var max = slides.length-1;
		if(which > max) which = 0;
		if(which < 0) which = max;
		var actual = $G['actual_slide'];
		
		$G['actual_slide'] = which;
		new Fx.Tween(slides[actual], {duration: $G['anim_speed'], property: 'opacity'}).start(1,0);
		
		(function(){ slides[actual].setStyle('display', 'none') }).delay($G['anim_speed'] + 50);
		slides[which].setStyle('display', 'block');
		new Fx.Tween(slides[which], {duration: $G['anim_speed'], property: 'opacity'}).start(0,1);	
			
		switch($G['anim_type']){
			case 'opacity': break;
			case 'top': new Fx.Tween(slides[which], {duration: $G['anim_speed'], property: 'margin-top' }).start((-1)*slides[which].getSize().y,0);break;
			case 'left': new Fx.Tween(slides[which], {duration: $G['anim_speed'], property: 'margin-left' }).start((-1)*slides[which].getSize().x,0);break;
			case 'bottom': new Fx.Tween(slides[which], {duration: $G['anim_speed'], property: 'margin-top' }).start(slides[which].getSize().y,0);break;
			case 'right': new Fx.Tween(slides[which], {duration: $G['anim_speed'], property: 'margin-left' }).start(slides[which].getSize().x,0);break;
		}
		
		var txt = wrapper.getElement(".gkIsText");
		if(txt) {
			txt.innerHTML = contents[which];
		}
				
		(function(){
			slides[$G['actual_slide']].setStyle("z-index",$G['actual_slide']);
		}).delay($G['anim_speed']);
	}
}