(function($) { //create closure
	$.fn.jq3dcarousel = function (defaults) {
		moveCarousel = function (){
			var count = defaults.count;
			var rX = defaults.rX;
			var rY = defaults.rY;
			var cX = defaults.cX;
			var cY = defaults.cY;
			var direction = defaults.direction < 0 ? -1 : 1; 
			var imgWidth = defaults.imgWidth;
			var zIndexFactor = defaults.zIndexFactor;
			var angle = 0, left = 0, top = 0, zIndex = 0, width = 0;
			var genSpeed = defaults.speed;
			var genAngle	= Math.PI * 2 / defaults.nrEle;
			var maxHeight = defaults.carousel;
			var objectCounter = 0;
			jQuery.each(defaults.imageDivs, function()
			{
				angle = objectCounter * genAngle + count * genSpeed;
				left =  cX + direction * rX * Math.sin( angle );
				top =  cY + rY * Math.cos( angle );
				zIndex = Math.round(top) * zIndexFactor;
				width = imgWidth * ( 3 +  ( top - cY ) / rY ) / 4; // width from 100% to 50%
				top -= width * .5;
				left -= width * .5;
				jQuery(this).css('top', top + 'px')
					.css('left', left + 'px')
					.css('width', width + 'px')
					.css('zIndex', zIndex);
				objectCounter++;
			});
			defaults.count++;
			if(defaults.count>1000000000000) defaults.count = 0;
		}
		hoverIn = function(ele) {
			var re = new RegExp( '^(.*)\.png$', 'g' );
			var tmpSrc = jQuery('a img',ele)[0].src.replace(re, '$1_hover.png');
			jQuery('a img',ele)[0].src = tmpSrc;
		}
		hoverOut = function(ele) {
			var re = new RegExp( '^(.*)_hover\.png$', 'g' );
			var tmpSrc = jQuery('a img',ele)[0].src.replace(re, '$1.png');
			jQuery('a img',ele)[0].src = tmpSrc;
		}
		replaceImg = function(ele, strMatch, strReplace) {
			var re = new RegExp( strMatch, 'g' );
			var tmpSrc = jQuery('a img',ele)[0].src.replace(re, strReplace);
			jQuery('a img',ele)[0].src = tmpSrc;
		}
		
		jQuery(document).ready(function() {
			defaults.carousel = jQuery('.jq3d_carousel', this);
			defaults.imageDivs = jQuery('.jq3d_carousel div', this);
			defaults.nrEle = defaults.imageDivs.length;

			if(defaults.buttonPP === 0) {
				replaceImg( jQuery('.jq3d_buttonPP', this), '^(.*)play\.png$' , '$1pause.png' );
				clearInterval(defaults.carousel_timer);
				defaults.carousel_timer = setInterval('moveCarousel()',defaults.interval); // runOnLoad
			} else {
				moveCarousel(); // set first Position
			}
			defaults.imageDivs.show();
			defaults.imageDivs.bind('mouseenter', function(evt) {
					hoverIn(this);
					var pImage = '<img id="jq3d_display_image" style="height:200px; z-index:-1;">';
					var pText = '<p>' + jQuery('input',this)[1].value; + '</p>';
					
					jQuery('.jq3d_display', this.parent).append(pImage).append(pText).show();
					
					var iSource = jQuery('input',this)[0].value;
					
					$('#jq3d_display_image').attr('src', iSource);
					
					if(defaults.buttonPP === 0) {
						clearInterval(defaults.carousel_timer);
					}
				})
				.bind('mouseout', function(evt) {
					hoverOut(this);
					jQuery('.jq3d_display', this.parent).hide().empty();
					if(defaults.buttonPP === 0) {
						clearInterval(defaults.carousel_timer);
						defaults.carousel_timer = setInterval('moveCarousel()',defaults.interval);
					}
				});
			
			jQuery('.jq3d_buttonPP', this).bind('click', function(evt) {
					if(defaults.buttonPP === 0) {
						clearInterval(defaults.carousel_timer);
						defaults.buttonPP = 1;
						replaceImg( this, '^(.*)pause_hover\.png$' , '$1play_hover.png' );
					} else {
						clearInterval(defaults.carousel_timer);
						defaults.carousel_timer = setInterval('moveCarousel()',defaults.interval);
						defaults.buttonPP = 0;
						replaceImg( this, '^(.*)play_hover\.png$' , '$1pause_hover.png' );
					}
				})
				.bind('mouseenter', function(evt) { hoverIn(this); })
				.bind('mouseout', function(evt) { hoverOut(this); });
			jQuery('.jq3d_buttonCD', this).bind('click', function(evt) {
					if(defaults.direction < 0) {
						defaults.direction = 1;
						replaceImg( this, '^(.*)clock_hover\.png$' , '$1counterclock_hover.png' );
					} else {
						defaults.direction = -1;
						replaceImg( this, '^(.*)counterclock_hover\.png$' , '$1clock_hover.png' );
					}
				})
				.bind('mouseenter', function(evt) { hoverIn(this); })
				.bind('mouseout', function(evt) { hoverOut(this); });
		}); // end ready fct
	} // end jQ3dcarousel fct
})(jQuery) // end closure

jQuery('#jq3d_carousel_frame').jq3dcarousel({ // call the carousel
	count:				0, // continuing counter for sin/cos
	speed:				0.003, // defaultSpeed
	rX:					260, // ellipse radius x-axis
	rY:					80, // ellipse radius y-axis
	cX:					380, // ellipse center x-axis
	cY:					170, // ellipse center y-axis
	direction:			1, // negative == clockwise, positive counter-clockwise
	imgWidth:			140, // constant factor for image width (size)
	zIndexFactor:	10, // multiplying factor for z-axis (multiplied by position top)
	imageDivs:		'', // placeholder for the divs in the carousel
	nrEle:				0, // number of elements
	carousel:			'', // the carousel div
	interval:				20, // time in ms for setInterval()
	carousel_timer:	'', // placeholder for the timer
	buttonPP:			0 // Play/Pause-Button 
});