$(document).ready(function() {

			//funcion explorer (para backgroundPosition js)
			$('#banner1').css({backgroundPosition: '0px 0px'});
			$('#banner2').css({backgroundPosition: '0px 0px'});
			$('#banner3').css({backgroundPosition: '0px 0px'});


			//Animar banner
			$(".link").hover(function(){
			      $(this).parent().animate({backgroundPosition: '(0px 168px)'}, 500 );
			    }, function() {
			      $(this).parent().animate({backgroundPosition: '(0px 0px)'}, 500 );
			}); 
		 });

 /** */
 
(function($) {
	$.extend($.fx.step,{
	    backgroundPosition: function(fx) {
            if (fx.state === 0 && typeof fx.end == 'string') {
                var start = $.curCSS(fx.elem,'backgroundPosition');
                start = toArray(start);
                fx.start = [start[0],start[2]];
                var end = toArray(fx.end);
                fx.end = [end[0],end[2]];
                fx.unit = [end[1],end[3]];
			}
            var nowPosX = [];
            nowPosX[0] = ((fx.end[0] - fx.start[0]) * fx.pos) + fx.start[0] + fx.unit[0];
            nowPosX[1] = ((fx.end[1] - fx.start[1]) * fx.pos) + fx.start[1] + fx.unit[1];           
            fx.elem.style.backgroundPosition = nowPosX[0]+' '+nowPosX[1];
            
           function toArray(strg){
               strg = strg.replace(/left|top/g,'0px');
               strg = strg.replace(/right|bottom/g,'100%');
               strg = strg.replace(/([0-9\.]+)(\s|\)|$)/g,"$1px$2");
               var res = strg.match(/(-?[0-9\.]+)(px|\%|em|pt)\s(-?[0-9\.]+)(px|\%|em|pt)/);
               return [parseFloat(res[1],10),res[2],parseFloat(res[3],10),res[4]];
           }
        }
	});
})(jQuery);


/* =========================================================
/* =========================================================
/** FADE banner  (Inenrfade)*/
/* ========================================================= 
/* =========================================================*/

$(document).ready(
				function(){
					
					
					$('ul#banner').innerfade({
						speed: 1000,
						timeout: 5000,
						type: 'sequence',
						containerheight: '100px'
					});
					
});

/*



// jquery.innerfade.js

 *
 *  <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');
	}
}