$(document).ready(function() {		
	var rotateInterval = 0;
	var currPlay = 1;
	
	//Execute the slideShow
	slideShow();		
	
	$('#pausePlayBtn').click(function() {	
	  if (currPlay == 1) {
   	    var onHoverIn = function(){ this.src='/images/rotator/playbutton_over.gif'; }
   	    var onHoverOut = function(){ this.src='/images/rotator/playbutton.gif'; }		
	    $('#pausePlayBtn').hover(onHoverIn, onHoverOut);
	    this.src='/images/rotator/playbutton.gif';
	    currPlay = 0;
		stopSlideShow();		
	  }
	  else {	    
   	    var onHoverIn = function(){ this.src='/images/rotator/pausebutton_over.gif'; }
   	    var onHoverOut = function(){ this.src='/images/rotator/pausebutton.gif'; }		
	    $('#pausePlayBtn').hover(onHoverIn, onHoverOut);
		this.src='/images/rotator/pausebutton.gif';
	    currPlay = 1;	
		startSlideShow();
	  } 
	});	
});

function slideShow() {

	//Set the opacity of all images to 0
	$('#gallery a').css({opacity: 0.0});
	
	//Get the first image and display it (set it to full opacity)
	$('#gallery a:first').css({opacity: 1.0});
	
	//Set the caption background to semi-transparent
	$('#gallery .caption').css({opacity: 0.7});

	//Resize the width of the caption according to the image width
	$('#gallery .caption').css({width: $('#gallery a').find('img').css('width')});
	
	//Get the caption of the first image from REL attribute and display it
	$('#gallery .content').html($('#gallery a:first').find('img')
	  .attr('rel')).animate({opacity: 0.7}, 400);
	
	if ($('#imgCount').val() > 1) {
	  //Call the gallery function to run the slideshow, 6000 = change to next image after 6 seconds
	  rotateInterval = setInterval('gallery()',6000);
	}	
}

function stopSlideShow() { 
  clearInterval(rotateInterval);
}

function startSlideShow() {  
  rotateInterval = setInterval('gallery()',6000);
}  

function gallery() {
	
	//if no IMGs have the show class, grab the first image
	var current = ($('#gallery a.show')?  $('#gallery a.show') : $('#gallery a:first'));

	//Get next image, if it reached the end of the slideshow, rotate it back to the first image
	var next = ((current.next().length) ? ((current.next().hasClass('caption'))? $('#gallery a:first') :current.next()) : $('#gallery a:first'));	
	
	//Get next image caption
	var caption = next.find('img').attr('rel');	
	
	//Set the fade in effect for the next image, show class has higher z-index
	next.css({opacity: 0.0})
	.addClass('show')
	.animate({opacity: 1.0}, 1000);

	//Hide the current image
	current.animate({opacity: 0.0}, 1000)
	.removeClass('show');
	
	//Set the opacity to 0 and height to 1px
	$('#gallery .caption').animate({opacity: 0.0}, { queue:false, duration:0 }).animate({height: '1px'}, { queue:true, duration:300 });	
	
	//Animate the caption, opacity to 0.7 and heigth to 50px, a slide up effect
	$('#gallery .caption').animate({opacity: 0.7},50 ).animate({height: '30px'},500 );
	
	//Display the content
	$('#gallery .content').html(caption);
		
}