$(document).ready(function() {

//------------------------------------------------------------
//Show Image Description and Set Transparency on Block
//------------------------------------------------------------

	$(".main_image .desc").show(); //Show Banner
	$(".main_image .block").animate({ opacity: 0.85 }, 1 ); //Set Opacity


//----------------------------------------------
//Click and Hover Events for Image List
//----------------------------------------------

	$(".image_thumb ul li:first").addClass('active'); //Add the active class (highlights the very first list item by default)
	$(".image_thumb ul li").click(function(){
		//Set Variables
		var imgAlt = $(this).find('img').attr("alt"); //Get Alt Tag of Image
		var imgTitle = $(this).find('a').attr("href"); //Get Main Image URL
		//var imgHeight = imgTitle.height();
		var imgDesc = $(this).find('.block').html();  //Get HTML of the "block" container
		var imgDescHeight = $(".main_image").find('.block').height(); //Find the height of the "block"

		if ($(this).is(".active")) {  //If the list item is active/selected, then...
		    return false; // Don't click through - Prevents repetitive animations on active/selected list-item
		} else { //If not active then...
		    //Animate the Description
		    $(".main_image .block").animate({ opacity: 0, marginBottom: -imgDescHeight }, 250 , function() { //Pull the block down (negative bottom margin of its own height)
		        $(".main_image .block").html(imgDesc).animate({ opacity: 0.85,  marginBottom: "0" }, 250 ); //swap the html of the block, then pull the block container back up and set opacity
		        $(".main_image img").attr({ src: imgTitle , alt: imgAlt}); //Switch the main image (URL + alt tag)
		    });
		}
		//Show active list-item
		$(".image_thumb ul li").removeClass('active'); //Remove class of 'active' on all list-items
		$(this).addClass('active');  //Add class of 'active' on the selected list
		return false;

	}) .hover(function(){ //Hover effects on list-item
		$(this).addClass('hover'); //Add class "hover" on hover
		}, function() {
		$(this).removeClass('hover'); //Remove class "hover" on hover out
	});


//-------------------------------------
// Toggle the Hide/Show Option
//-------------------------------------

	$("a.collapse").click(function(){
		$(".main_banner .block").slideToggle(); //Toggle the description (slide up and down)
		$("a.collapse").toggleClass("show"); //Toggle the class name of "show" (the hide/show tab)
	});
	
});