// JavaScript Document

$(document).ready(function(){
	var scrollSpeed = 800;
	if ($('.artWork').length > 1) {
		$('#galleryWindow').scrollTo($('#galleryWindow .artWork').eq(0));
		var totalImages = $('.artWork').length;
		var currentImage = 1;
		$('#galleryNav').html('<a href="#" id="previous">&lt; Prev</a> / <a href="#" id="next">Next &gt;</a> <span id="currentPageNumber">' + currentImage + '</span> / ' + totalImages);	
		var galleryWidth = 740 * totalImages;
		$('.artGallery').css('width',galleryWidth+'px');
							   
		$('#next').click(function(event){
			event.preventDefault();
			if (currentImage < totalImages) {
				currentImage++;
			} else {
				currentImage=1;
			}
			$('#currentPageNumber').text(currentImage);
			$('#galleryWindow').scrollTo($('#galleryWindow .artWork').eq(currentImage-1),scrollSpeed,{axis:'x'});
		});
		$('#previous').click(function(event){
			event.preventDefault();
			if (currentImage > 1) {
				currentImage--;
			} else {
				currentImage=totalImages;
			}
			$('#currentPageNumber').text(currentImage);
			$('#galleryWindow').scrollTo($('#galleryWindow .artWork').eq(currentImage-1),scrollSpeed,{axis:'x'});
		});
	} else if ($('.artWork').length == 1) {
		$('#galleryNav').html('1 / 1');
	}
	$('#mailingListEmail').focus(function(){
		if ($(this).val()=='Email') {
			$(this).val('');
		}
	});
	
	$('#mailingListEmail').blur(function(){
		if ($(this).val()=='') {
			$(this).val('Email');
		}
	});
});

function checkListForm() {
	var email = $('#mailingListEmail').val();
	if (email=='' || email=='Email' || email.indexOf('@')<0) {
		alert('Please enter a valid e-mail address.');
	} else {
		$('#mailingListForm').submit();
	}
}