/**
 * jqFancyTransitions - jQuery plugin
 * @version: 1.8 (2010/06/13)
 * @requires jQuery v1.2.2 or later 
 * @author Ivan Lazarevic
 * Examples and documentation at: http://www.workshop.rs/projects/jqfancytransitions
 
 * Dual licensed under the MIT and GPL licenses:
 *   http://www.opensource.org/licenses/mit-license.php
 *   http://www.gnu.org/licenses/gpl.html
**/

(function($) {
	var opts = new Array;
	var level = new Array;
	var img = new Array;
	var links = new Array;
	var titles = new Array;
	var order = new Array;
	var imgInc = new Array;
	var inc = new Array;
	var stripInt = new Array;
	var imgInt = new Array;	
	
	$.fn.jqFancyTransitions = $.fn.jqfancytransitions = function(options){
	
	init = function(el){

		opts[el.id] = $.extend({}, $.fn.jqFancyTransitions.defaults, options);
		img[el.id] = new Array(); // images array
		links[el.id] = new Array(); // links array
		titles[el.id] = new Array(); // titles array
		order[el.id] = new Array(); // strips order array
		imgInc[el.id] = 0;
		inc[el.id] = 0;

		params = opts[el.id];

		if(params.effect == 'zipper'){ params.direction = 'alternate'; params.position = 'alternate'; }
		if(params.effect == 'wave'){ params.direction = 'alternate'; params.position = 'top'; }
		if(params.effect == 'curtain'){ params.direction = 'alternate'; params.position = 'curtain'; }	

		// width of strips
		stripWidth = parseInt(params.width / params.strips); 
		gap = params.width - stripWidth*params.strips; // number of pixels
		stripLeft = 0;

		// create images and titles arrays
		$.each($('#'+el.id+' img'), function(i,item){
			img[el.id][i] = $(item).attr('src');
			links[el.id][i] = $(item).next().attr('href');
			titles[el.id][i] = $(item).attr('alt') ? $(item).attr('alt') : '';
			$(item).hide();
		});

		// set panel
		$('#'+el.id).css({
			'background-image':'url('+img[el.id][0]+')',
			'width': params.width,
			'height': params.height,
			'position': 'relative',
			'background-position': 'top left'
			});

		// create title bar
		$('#'+el.id).append("<div class='ft-title' id='ft-title-"+el.id+"' style='position: absolute; bottom:0; left: 0; z-index: 1000; color: #fff; background-color: #000; '>"+titles[el.id][0]+"</div>");
		if(titles[el.id][imgInc[el.id]])
			$('#ft-title-'+el.id).css('opacity',opts[el.id].titleOpacity);
		else
			$('#ft-title-'+el.id).css('opacity',0);

		if(params.navigation){
			$.navigation(el);
			$('#ft-buttons-'+el.id).children().first().addClass('ft-button-'+el.id+'-active');			
		}

		odd = 1;
		// creating bars
		// and set their position
		for(j=1; j < params.strips+1; j++){
			
			if( gap > 0){
				tstripWidth = stripWidth + 1;
				gap--;
			} else {
				tstripWidth = stripWidth;
			}
			
			if(params.links)	
				$('#'+el.id).append("<a href='"+links[el.id][0]+"' class='ft-"+el.id+"' id='ft-"+el.id+j+"' style='width:"+tstripWidth+"px; height:"+params.height+"px; float: left; position: absolute;outline:none;'></a>");
			else
				$('#'+el.id).append("<div class='ft-"+el.id+"' id='ft-"+el.id+j+"' style='width:"+tstripWidth+"px; height:"+params.height+"px; float: left; position: absolute;'></div>");
							
			// positioning bars
			$("#ft-"+el.id+j).css({ 
				'background-position': -stripLeft +'px top',
				'left' : stripLeft 
			});
			
			stripLeft += tstripWidth;

			if(params.position == 'bottom')
				$("#ft-"+el.id+j).css( 'bottom', 0 );
				
			if (j%2 == 0 && params.position == 'alternate')
				$("#ft-"+el.id+j).css( 'bottom', 0 );
	
			// bars order
				// fountain
				if(params.direction == 'fountain' || params.direction == 'fountainAlternate'){ 
					order[el.id][j-1] = parseInt(params.strips/2) - (parseInt(j/2)*odd);
					order[el.id][params.strips-1] = params.strips; // fix for odd number of bars
					odd *= -1;
				} else {
				// linear
					order[el.id][j-1] = j;
				}
	
		}

			$('.ft-'+el.id).mouseover(function(){
				opts[el.id].pause = true;
			});
		
			$('.ft-'+el.id).mouseout(function(){
				opts[el.id].pause = false;
			});	
			
			$('#ft-title-'+el.id).mouseover(function(){
				opts[el.id].pause = true;
			});
		
			$('#ft-title-'+el.id).mouseout(function(){
				opts[el.id].pause = false;
			});				
		
		clearInterval(imgInt[el.id]);	
		imgInt[el.id] = setInterval(function() { $.transition(el)  }, params.delay+params.stripDelay*params.strips);

	};

	// transition
	$.transition = function(el,direction){

		if(opts[el.id].pause == true) return;

		stripInt[el.id] = setInterval(function() { $.strips(order[el.id][inc[el.id]], el)  },opts[el.id].stripDelay);
		
		$('#'+el.id).css({ 'background-image': 'url('+img[el.id][imgInc[el.id]]+')' });
		
		if(typeof(direction) == "undefined")
			imgInc[el.id]++;
		else
			if(direction == 'prev')
				imgInc[el.id]--;
			else
				imgInc[el.id] = direction;

		if  (imgInc[el.id] == img[el.id].length) {
			imgInc[el.id] = 0;
		}
		
		if (imgInc[el.id] == -1){
			imgInc[el.id] = img[el.id].length-1;
		}
		
		if(titles[el.id][imgInc[el.id]]!=''){
			$('#ft-title-'+el.id).animate({ opacity: 0 }, opts[el.id].titleSpeed, function(){
				$(this).html(titles[el.id][imgInc[el.id]]).animate({ opacity: opts[el.id].titleOpacity }, opts[el.id].titleSpeed);
			});
		} else {
			$('#ft-title-'+el.id).animate({ opacity: 0}, opts[el.id].titleSpeed);
		}
		
		inc[el.id] = 0;
		
		buttons = $('#ft-buttons-'+el.id).children();
		
		buttons.each(function(index){
			if(index == imgInc[el.id]){
				$(this).addClass('ft-button-'+el.id+'-active');
			} else{
				$(this).removeClass('ft-button-'+el.id+'-active');
			}
		});		

		if(opts[el.id].direction == 'random')
			$.fisherYates (order[el.id]);
			
		if((opts[el.id].direction == 'right' && order[el.id][0] == 1) 
			|| opts[el.id].direction == 'alternate'
			|| opts[el.id].direction == 'fountainAlternate')			
				order[el.id].reverse();		
	};


	// strips animations
	$.strips = function(itemId, el){

		temp = opts[el.id].strips;
		if (inc[el.id] == temp) {
			clearInterval(stripInt[el.id]);
			return;
		}
		$('.ft-'+el.id).attr('href',links[el.id][imgInc[el.id]]);
		if(opts[el.id].position == 'curtain'){
			currWidth = $('#ft-'+el.id+itemId).width();
			$('#ft-'+el.id+itemId).css({ width: 0, opacity: 0, 'background-image': 'url('+img[el.id][imgInc[el.id]]+')' });
			$('#ft-'+el.id+itemId).animate({ width: currWidth, opacity: 1 }, 1000);
		} else {
			$('#ft-'+el.id+itemId).css({ height: 0, opacity: 0, 'background-image': 'url('+img[el.id][imgInc[el.id]]+')' });
			$('#ft-'+el.id+itemId).animate({ height: opts[el.id].height, opacity: 1 }, 1000);
		}
		
		inc[el.id]++;
		
	};

	// navigation
	$.navigation = function(el){
		// create prev and next 
		$('#'+el.id).append("<a href='#' id='ft-prev-"+el.id+"' class='ft-prev'>prev</a>");
		$('#'+el.id).append("<a href='#' id='ft-next-"+el.id+"' class='ft-next'>next</a>");
		$('#ft-prev-'+el.id).css({
			'position' 	: 'absolute',
			'top'		: params.height/2 - 15,
			'left'		: 0,
			'z-index' 	: 1001,
			'line-height': '30px',
			'opacity'	: 0.7
		}).click( function(e){
			e.preventDefault();
			$.transition(el,'prev');
			clearInterval(imgInt[el.id]);
			imgInt[el.id] = setInterval(function() { $.transition(el)  }, params.delay+params.stripDelay*params.strips);		
		});

		$('#ft-next-'+el.id).css({
			'position' 	: 'absolute',
			'top'		: params.height/2 - 15,
			'right'		: 0,
			'z-index' 	: 1001,
			'line-height': '30px',
			'opacity'	: 0.7
		}).click( function(e){
			e.preventDefault();
			$.transition(el);
			clearInterval(imgInt[el.id]);
			imgInt[el.id] = setInterval(function() { $.transition(el)  }, params.delay+params.stripDelay*params.strips);
		});

		// image buttons
		$("<div id='ft-buttons-"+el.id+"'></div>").insertAfter($('#'+el.id));
		$('#ft-buttons-'+el.id).css({
			'text-align' 	: 'right',
			'padding-top'	: 5,
			'width'			: opts[el.id].width
		});
		for(k=1;k<img[el.id].length+1;k++){
			$('#ft-buttons-'+el.id).append("<a href='#' class='ft-button-"+el.id+"'>"+k+"</a>");
		}
		$('.ft-button-'+el.id).css({
			'padding' 	: 5
		});

		$.each($('.ft-button-'+el.id), function(i,item){
			$(item).click( function(e){
				e.preventDefault();
				$.transition(el,i);
				clearInterval(imgInt[el.id]);
				imgInt[el.id] = setInterval(function() { $.transition(el)  }, params.delay+params.stripDelay*params.strips);				
			})
		});		
	}
	


	// shuffle array function
	$.fisherYates = function(arr) {
	  var i = arr.length;
	  if ( i == 0 ) return false;
	  while ( --i ) {
	     var j = Math.floor( Math.random() * ( i + 1 ) );
	     var tempi = arr[i];
	     var tempj = arr[j];
	     arr[i] = tempj;
	     arr[j] = tempi;
	   }
	}	
		
	this.each (
		function(){ init(this); }
	);
		
};

	// default values
	$.fn.jqFancyTransitions.defaults = {	
		width: 500, // width of panel
		height: 332, // height of panel
		strips: 10, // number of strips
		delay: 5000, // delay between images in ms
		stripDelay: 50, // delay beetwen strips in ms
		titleOpacity: 0.7, // opacity of title
		titleSpeed: 1000, // speed of title appereance in ms
		position: 'top left', // top, bottom, alternate, curtain
		direction: 'fountainAlternate', // left, right, alternate, random, fountain, fountainAlternate
		effect: '', // curtain, zipper, wave
		navigation: false, // prev next and buttons
		links : false // show images as links 		
	};
	
})(jQuery);/* =========================================================

// jquery.innerfade.js

// Datum: 2008-02-14
// Firma: Medienfreunde Hofmann & Baldes GbR
// Author: Torsten Baldes
// Mail: t.baldes@medienfreunde.com
// Web: http://medienfreunde.com

// based on the work of Matt Oakes http://portfolio.gizone.co.uk/applications/slideshow/
// and Ralf S. Engelschall http://trainofthoughts.org/

 *
 *  <ul id="news"> 
 *      <li>content 1</li>
 *      <li>content 2</li>
 *      <li>content 3</li>
 *  </ul>
 *  
 *  $('#news').innerfade({ 
 *	  animationtype: Type of animation 'fade' or 'slide' (Default: 'fade'), 
 *	  speed: Fading-/Sliding-Speed in milliseconds or keywords (slow, normal or fast) (Default: 'normal'), 
 *	  timeout: Time between the fades in milliseconds (Default: '2000'), 
 *	  type: Type of slideshow: 'sequence', 'random' or 'random_start' (Default: 'sequence'), 
 * 		containerheight: Height of the containing element in any css-height-value (Default: 'auto'),
 *	  runningclass: CSS-Class which the container get’s applied (Default: 'innerfade'),
 *	  children: optional children selector (Default: null)
 *  }); 
 *

// ========================================================= */


(function($) {

    $.fn.innerfade = function(options) {
        return this.each(function() {   
            $.innerfade(this, options);
        });
    };

    $.innerfade = function(container, options) {
        var settings = {
        		'animationtype':    'fade',
            'speed':            'normal',
            'type':             'sequence',
            'timeout':          2000,
            'containerheight':  'auto',
            'runningclass':     'innerfade',
            'children':         null
        };
        if (options)
            $.extend(settings, options);
        if (settings.children === null)
            var elements = $(container).children();
        else
            var elements = $(container).children(settings.children);
        if (elements.length > 1) {
            $(container).css('position', 'relative').css('height', settings.containerheight).addClass(settings.runningclass);
            for (var i = 0; i < elements.length; i++) {
                $(elements[i]).css('z-index', String(elements.length-i)).css('position', 'absolute').hide();
            };
            if (settings.type == "sequence") {
                setTimeout(function() {
                    $.innerfade.next(elements, settings, 1, 0);
                }, settings.timeout);
                $(elements[0]).show();
            } else if (settings.type == "random") {
            		var last = Math.floor ( Math.random () * ( elements.length ) );
                setTimeout(function() {
                    do { 
												current = Math.floor ( Math.random ( ) * ( elements.length ) );
										} while (last == current );             
										$.innerfade.next(elements, settings, current, last);
                }, settings.timeout);
                $(elements[last]).show();
						} else if ( settings.type == 'random_start' ) {
								settings.type = 'sequence';
								var current = Math.floor ( Math.random () * ( elements.length ) );
								setTimeout(function(){
									$.innerfade.next(elements, settings, (current + 1) %  elements.length, current);
								}, settings.timeout);
								$(elements[current]).show();
						}	else {
							alert('Innerfade-Type must either be \'sequence\', \'random\' or \'random_start\'');
						}
				}
    };

    $.innerfade.next = function(elements, settings, current, last) {
        if (settings.animationtype == 'slide') {
            $(elements[last]).slideUp(settings.speed);
            $(elements[current]).slideDown(settings.speed);
        } else if (settings.animationtype == 'fade') {
            $(elements[last]).fadeOut(settings.speed);
            $(elements[current]).fadeIn(settings.speed, function() {
							removeFilter($(this)[0]);
						});
        } else
            alert('Innerfade-animationtype must either be \'slide\' or \'fade\'');
        if (settings.type == "sequence") {
            if ((current + 1) < elements.length) {
                current = current + 1;
                last = current - 1;
            } else {
                current = 0;
                last = elements.length - 1;
            }
        } else if (settings.type == "random") {
            last = current;
            while (current == last)
                current = Math.floor(Math.random() * elements.length);
        } else
            alert('Innerfade-Type must either be \'sequence\', \'random\' or \'random_start\'');
        setTimeout((function() {
            $.innerfade.next(elements, settings, current, last);
        }), settings.timeout);
    };

})(jQuery);

// **** remove Opacity-Filter in ie ****
function removeFilter(element) {
	if(element.style.removeAttribute){
		element.style.removeAttribute('filter');
	}
}