$(document).ready(function(){
$('#topnav li.top_nav_button').hover(
			function() { $('ul', this).css('display', 'block'); },
			function() { $('ul', this).css('display', 'none'); });

});


function gallery(cat,start){
	$("#gallery_window").fadeOut('slow', function(){
	if(cat == 0){
		$("#gallery_window").load("gallery_home.php", function(){$("#gallery_window").fadeIn('slow');});
		$("#cat0").removeClass('selected_category');
	} else {
		$("#gallery_window").load("show_images.php", {category: cat, startfrom:start}, function(){
		$("#gallery_window").fadeIn('slow',function(){
		$('.img_container a').lightBox({fixedNavigation:true});
		});
		});
	}
		});
	showActive(cat);
}

var active_link = 0;
function showActive(cat){
	$('#gal_nav' + active_link).removeClass();
	$('#gal_nav' + active_link).addClass('nav_link');
	$('#gal_nav' + cat).removeClass();
	$('#gal_nav' + cat).addClass('active');
	active_link = cat;
}

function contact_form(data){
	$.ajax({
      type: "POST",
      url: "includes/send_email.php",
      data: data,
      success: function() {
		$('form')[0].reset();
		$('#success').remove();
        $('form').prepend("<div id='success'></div>");
        $('#success').html("<p><img id='checkmark' height='23' width='25' alt='success!' src='images/check.png' />Your message has been submitted! Thank You</p>")
        .hide()
        .fadeIn(1500);
      }
    });
    return false;
}