(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');
 }
}