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

// 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/

// jquery.innerfade.js - altered (would love to have just made it a callback)

// Datum: 2008-08-13
// Firma: Chicago, IL US
// Author: Walker Hamilton
// Mail: whamilton@barackobama.com
// Web: http://barackobama.com

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


(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
        };
        var ifchanger = 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") {
            this.ifchanger = 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 ) );
				this.ifchanger = 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 ) );
								this.ifchanger = 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\'');
						}
				}
    };

    var sidecounter = 0;
    $.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') {
            if(the_widths[current]==960) {
                jQuery("#vic").hide();
            } else {
                if(the_sides) {
                    sidecounter++;
                    if(the_sides[sidecounter]) {
                        jQuery("#vic").show();
                        jQuery("#vic").css('background-image', 'url('+the_sides[sidecounter]['img']+')');
                        jQuery("#vic").children('a').attr('href', the_sides[sidecounter]['link']);
                    } else {
                        sidecounter = 0;
                        jQuery("#vic").show();
                        jQuery("#vic").css('background-image', 'url('+the_sides[sidecounter]['img']+')');
                        jQuery("#vic").children('a').attr('href', the_sides[sidecounter]['link']);
                    }
                } else {
                    jQuery("#vic").show();
                }
            }
            $(elements[last]).fadeOut(settings.speed);
            $(elements[current]).fadeIn(settings.speed, function() {
							removeFilter($(this)[0]);
						});
			// right here, slide the arrow, change the menu
		    var left_space = (current*140) + 20;
			if(current==0) {
			    var title_id = elements.length;
			} else {
			    var title_id = current;
			}
			n_title_id = current+1
			title_id = '#the'+title_id.toString()+'title';
			n_title_id = '#the'+n_title_id.toString()+'title';
			jQuery("#the_arrow").animate({ left:left_space.toString()+"px" }, 300);
            // jQuery(title_id).children('a').css("font-family", "Helvetica, Arial, sans-serif");
			jQuery(title_id).children('a').css("font-size","11px");
			jQuery(title_id).children('a').css({ "width":"100px" });
			jQuery(title_id).children('a').css("color","#2575AD");
			jQuery(title_id).children('a').css("background","transparent url(http://www.barackobama.com/images/feature_title_bg.gif) repeat-x 0 0");
            
			jQuery(n_title_id).children('a').animate({ "width":"180px" }, 300);
			jQuery(n_title_id).children('a').css("color","#fff");
			jQuery(n_title_id).children('a').css("background","transparent url(http://www.barackobama.com/images/feature_title_bg_over.gif) repeat-x 0 0");
            // jQuery(n_title_id).children('a').css("font-family", 'Georgia, "Times New Roman", serif');
			jQuery(n_title_id).children('a').css("font-size","16px");
        } 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\'');
        this.ifchanger = 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');
	}
}