$(document).ready(function(){
	/* This code is executed after the DOM has been completely loaded */	
	var totWidth=0;
	var positions = new Array();
	$('#slides .slide').each(function(i){		
		/* Traverse through all the slides and store their accumulative widths in totWidth */		
		positions[i]= totWidth;
		totWidth += $(this).width();		
		/* The positions array contains each slide's commulutative offset from the left part of the container */		
		if(!$(this).width())	{
			alert("Please, fill in width & height for all your images!");
			return false;
		}		
	});	
	$('#slides').width(totWidth);
	/* Change the cotnainer div's width to the exact width of all the slides combined */
	$('#menu-materiales ul li a').click(function(e,keepScroll){
			/* On a thumbnail click */
			$('li.menuItem').removeClass('act').addClass('inact');
			$(this).parent().addClass('act');			
			var pos = $(this).parent().prevAll('.menuItem').length;			
			$('#slides').stop().animate({marginLeft:-positions[pos]+'px'},730);
			/* 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);
	});	
	$('#menu-materiales ul li.menuItem: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;		
		$('#menu-materiales ul li a').eq(current%$('#menu-materiales 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 =5;
	var itvl = setInterval(function(){autoAdvance()},changeEvery*1000);
	/* End of customizations */
});
/*ACCORDION*/
$(document).ready(function(){
$('.acc_container').hide();
$('.acc_trigger:first')
	.addClass('active')
	.next()
	.show();
$('.acc_trigger').click(function(){
	if( $(this).next().is(':hidden') ) {
		$('.acc_trigger')
			.removeClass('active')
			.next()
			.slideUp();
		$(this).toggleClass('active')
			.next()
			.slideDown();
	}
	return false;
});
});