//a linha abaixo cria um novo pseudonimo $slider
//que será utilizado no lugar de $ ou de jQuery()
var $slider = jQuery.noConflict()
//---------------Começa Slider-----------------

$slider(document).ready(function(){
	/* This code is executed after the DOM has been completely loaded */
	var totWidth=0;
	var positions = new Array();
	$slider('#slides .slide').each(function(i){
		/* Traverse through all the slides and store their accumulative widths in totWidth */
		positions[i]= totWidth;
		totWidth += $slider(this).width();
		/* The positions array contains each slide's commulutative offset from the left part of the container */
		if(!$slider(this).width())
		{
			alert("Please, fill in width & height for all your images!");
			return false;
		}
	});
	$slider('#slides').width(totWidth);
	/* Change the container div's width to the exact width of all the slides combined */
	$slider('#menu ul li a').click(function(e,keepScroll){
	
			/* On a thumbnail click */
			$slider('li.menuItem').removeClass('act').addClass('inact');
			$slider(this).parent().addClass('act');
 
			var pos = $slider(this).parent().prevAll('.menuItem').length;

   			$slider('li.texto').removeClass('act').addClass('inact');
			$slider('li.texto').eq(pos).addClass('act');
			
			$slider('#slides').stop().animate({marginLeft:-positions[pos]+'px'},750);
			/* Start the sliding animation */
			e.preventDefault();
			/* Prevent the default action of the link */
			// Stopping the auto-advance if an icon has been clicked:
			if(!keepScroll) clearInterval(itvl);
	});
	$slider('#menu ul li.menuItem:first').addClass('act').siblings().addClass('inact');
	$slider('#menu ul li.texto:first').addClass('act').siblings().addClass('inact');
	/* On page load, mark the first thumbnail as active */
	
	/* Enabling auto-advance. */
	var current=1;
	function autoAdvance()
	{
		if(current==-1) return false;
		$slider('#menu ul li a').eq(current%$slider('#menu ul li a').length).trigger('click',[true]);	// [true] will be passed as the keepScroll parameter of the click function on line 28
		current++;
	}

	// The number of seconds that the slider will auto-advance in:
	var changeEvery = 10;
	var itvl = setInterval(function(){autoAdvance()},changeEvery*1000);
	/* End of customizations */
});