$(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 img!");
			return false;
		}
		
	});
	
	$('#slides').width(totWidth);

	/* Change the cotnainer div's width to the exact width of all the slides combined */

	$('#menu 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'},450);
			/* 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);
	});
	
	$('#mainFour li a').click(function(){
		//$('.moreinfobox').hide();
		$('.moreinfobox').css("margin-left","-10000px");
		$('.moreinfobox').css("position","absolute");
		var tmp = this.parentNode.id+'Fold';
		
		//$('#'+tmp).show();
		$('#'+tmp).css("margin-left","0px");
		$('#'+tmp).css("position","relative");
		
		$('.idTabs > li h2').addClass("grey");
		$(this).find("h2").removeClass('grey');
		
		$('html,body').animate({scrollTop: 422},1500, function() {});
		
	});
	
	$('#menu 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;
		
		$('#menu ul li a').eq(current%$('#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 */
	
	//Set default open/close settings for accordian
$('.acc_container').hide(); //Hide/close all containers
$('.acc_trigger:first').addClass('active').next().show(); //Add "active" class to first trigger, then show/open the immediate next container

//On Click
$('.acc_trigger').click(function(){
	if( $(this).next().is(':hidden') ) { //If immediate next container is closed...
		$('.acc_trigger').removeClass('active').next().slideUp(); //Remove all .acc_trigger classes and slide up the immediate next container
		$(this).toggleClass('active').next().slideDown(); //Add .acc_trigger class to clicked trigger and slide down the immediate next container
	}
	return false; //Prevent the browser jump to the link anchor
});
});