var photoNum21=photoArray21.length;
var counter21=0;
var currentheight21=photoArray21[counter21][2];
var currentwidth21=photoArray21[counter21][1];
var currentcaption21=photoArray21[counter21][3];
var currentlink21=photoArray21[counter21][4];
var speed21=500;
var transition_busy21=0;

function prevPhoto21(number){
	if(transition_busy21==0){
		if(number==null){
			counter21--
		}
		else{
			counter21=(number-1)
		};
		if(counter21<0){
			counter21=photoNum21-1
		};
		loadPhoto21(counter21);
	}
}

function nextPhoto21(number){
	if(transition_busy21==0){
		if(number==null){
			counter21++
		}
		else{
			counter21=(number-1)
		};
		if(counter21==photoNum21){
			counter21=0
		};
		loadPhoto21(counter21);
	}
}

function loadPhoto21(){
	if(document.getElementById('mooshow_navigation21')){
		navigation21();
	}

	hide_elements21();
	document.getElementById('mooshow_loading21').style.display='inline';
	imgPreloader21=new Image();
	imgPreloader21.onload=function(){
		document.getElementById('mooshow_loading21').style.display='none';
		new Fx.Style('mooshow_image21','opacity').set(0);resize21();
	}
	imgPreloader21.src=photoArray21[counter21][0];
}

function resize21(){
	currentwidth21=document.getElementById('mooshow_image21').width;
	currentheight21=document.getElementById('mooshow_image21').height;
	resizeContatinerHeight21.start(currentheight21,photoArray21[counter21][2]);
	resizeContatinerWidth21.start(currentwidth21,photoArray21[counter21][1]);
}

function hide_elements21(){
	if(document.getElementById('mooshow_caption21')){
		document.getElementById('mooshow_caption21').innerHTML='&nbsp;';
	}
	document.getElementById('mooshow_prev21').style.display='none';
	document.getElementById('mooshow_next21').style.display='none';
}

function switch_photo21(){
	document.getElementById('mooshow_image21').src=photoArray21[counter21][0];
	document.getElementById('mooshow_image21').alt=photoArray21[counter21][3];
	document.getElementById('mooshow_image21').width=photoArray21[counter21][1];
	document.getElementById('mooshow_image21').height=photoArray21[counter21][2];
	document.getElementById('mooshow_image21').name=counter21;
	if(document.getElementById('mooshow_caption21')){
		caption21();
	}
	show_elements21();
}

function show_elements21(){
	fade_in21('mooshow_image21',speed21);
	if(document.getElementById('mooshow_caption21')){
		fade_in21('mooshow_caption21',speed21);
	}
}

function show_nav_overlay21(){
	document.getElementById('mooshow_prev21').style.display='inline';
	document.getElementById('mooshow_next21').style.display='inline';
}

function navigation21(){
	document.getElementById('mooshow_navigation21').innerHTML='';
	var i=0;
	for(i=0;i<photoNum21;i++){
		var content=document.getElementById('mooshow_navigation21').innerHTML;
		if(i==counter21){
			document.getElementById('mooshow_navigation21').innerHTML=content+' <span class="mooshow_selected">'+(i+1)+'</span> ';
		}
		else{
			document.getElementById('mooshow_navigation21').innerHTML=content+' <a href=\'#'+(i+1)+'\' onclick=\"nextPhoto21('+(i+1)+');\">'+(i+1)+'</a> ';
		}
		if(i<photoNum21-1){
			var content=document.getElementById('mooshow_navigation21').innerHTML;document.getElementById('mooshow_navigation21').innerHTML=content;
		}
	}
	if(counter21==photoNum21-1){
		document.getElementById('nextphoto21').href='#1'
	}
	else{
		document.getElementById('nextphoto21').href='#'+(counter21+2)
	};
	if(counter21==0){
		document.getElementById('prevphoto21').href='#'+photoNum21	}
	else{
		document.getElementById('prevphoto21').href='#'+(counter21)
	};
}

function caption21(){
	var caption;
	if(photoArray21[counter21][3]==''){
		caption='&nbsp;'
	}
	else{
		caption=photoArray21[counter21][3]
	}

	document.getElementById('mooshow_caption21').innerHTML=caption;

	// Update
	if (photoArray21[counter21][4]!="") {
		document.getElementById('mooshow_link21').href = photoArray21[counter21][4];
		//document.getElementById('mooshow_link21').rel = "lightbox21";
	}
	else {
		document.getElementById('mooshow_link21').href = "#";
		//document.getElementById('mooshow_link21').rel = "none";
	}
}

window.addEvent('domready', mooInit21);

function mooInit21(){
	transition_busy21=1;
	resizeContatinerHeight21=new Fx.Style($('mooshow_image_container21'),'height',{'duration':speed21,'wait':false,onComplete:function(){switch_photo21();transition_busy21=0;}});
	resizeContatinerWidth21=new Fx.Style($('mooshow_container21'),'width',{'duration':speed21,'wait':false});transition_busy21=0;nextPhoto21(1);
}

function fade_in21(element,speed){
	new Fx.Style(element,'opacity',{'duration':speed,'wait':false,onComplete:function(){show_nav_overlay21();}}).start(0,1);
}