$(document).ready(function(){
	/* This code is executed after the DOM has been completely loaded */
	
	var totWidth=0;
	var positions = new Array();
	var pos = 0;
	var plenght;
	
	$('#slides .slide').each(function(i){
		
		/* Traverse through all the slides and store their accumulative widths in totWidth */
		
		positions[i]= totWidth;
		totWidth += $(this).width();
		plenght = i;
		/* 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 */

	$('.pages ul li a').click(function(e){

			/* On a thumbnail click */

			$('li.menuItem').removeClass('active');
			$(this).parent().addClass('active');
			
			var pos = $(this).parent().prevAll('.menuItem').length;

			$('#slides').stop().animate({left:-positions[pos]},450);
			
			/* Start the sliding animation */
			
			e.preventDefault();
			/* Prevent the default action of the link */
	});
	
	/* next event */
	$('#next img').click(function(e){
			pos = pos + 1;
			if(pos > plenght)
				pos = 0
			$('#slides').stop().animate({left:-positions[pos]+'px'},450);
			/* Start the sliding animation */
			
			e.preventDefault();
			/* Prevent the default action of the link */
	});
	
	/* prev event */
	$('#prev img').click(function(e){
			pos = pos - 1;
			if(pos < 0)
				pos = plenght
			$('#slides').stop().animate({left:-positions[pos]+'px'},450);
			/* Start the sliding animation */
			
			e.preventDefault();
			/* Prevent the default action of the link */
	});
	
	
	var head = $('#head-identifyA h1, #head-identifyA h2').css("font-size");
	var headdesc = $('#head-identifyA h3').css("font-size");
	var headb = $('#head-identify h1, #head-identify h2').css("font-size");
	var headdescb = $('#head-identify h3').css("font-size");
	heighttech = ( $('#head-identify').length ? $('#head-identify').height() : $('#head-identifyA').height() );
	
	
	$('span.head1, span.head2').css("fontSize", head);
	$('span.head3').css("fontSize", headdesc);
	$('span.head12, span.head22').css("fontSize", headb);
	$('span.head33').css("fontSize", headdescb);
	//$('#head-identify').css('height', $('#header_text').height());
	
	
	$('#header_text').css('height', heighttech + 3);
	
	$('#menu ul li.menuItem:first').addClass('act').siblings().addClass('inact');
	/* On page load, mark the first thumbnail as active */
	
	
		var yo = $("#content").height();
		var s1 = $("#sidebar").height();
		var s2 = $("#sidebar2").height();
		
		//alert(s1 + ' and ' + s2)
		
		
		if(s1 > yo && s1 > s2)
		{
			$("#sidebar").css('height', s1 + 16);
			$("#sidebar2").css('height', s1 + 16);
			$("#content").css('height', s1);		
		}
		else if (s2 > yo && s2 > s1)
		{
			$("#sidebar").css('height', s2 + 16);
			$("#sidebar2").css('height', s2 + 16);
			$("#content").css('height', s2);
		}
		else
		{
			
			$("#sidebar").css('height', yo + 16);
			$("#sidebar2").css('height', yo + 16);
			$("#content").css('height', yo);
		}
		
		
		
	
});