$(function () {
	
	// Preload images
/*  $.preloadCssImages();*/
	
	
	// CSS tweaks
	$('#header #nav li:last').addClass('nobg');
	$('.block_head ul').each(function() { $('li:first', this).addClass('nobg'); });
	$('.block table tr:odd').css('background-color', '#fbfbfb');
	$('.block form input[type=file]').addClass('file');
			
	
	// Web stats
	$('table.stats').each(function() {
		var statsType;
		
		if($(this).attr('rel')) { statsType = $(this).attr('rel'); }
		else { statsType = 'area'; }
		
		$(this).hide().visualize({		
			type: statsType,	// 'bar', 'area', 'pie', 'line'
			width: '880px',
			height: '240px',
			colors: ['#6fb9e8', '#ec8526', '#9dc453', '#ddd74c']
		});
	});
	
	
	// Check / uncheck all checkboxes
	$('.check_all').click(function() {
		$(this).parents('form').find('input:checkbox').attr('checked', $(this).is(':checked'));   
	});
		
	
	// Set WYSIWYG editor
	// $('.wysiwyg').wysiwyg({css: "media/css/wysiwyg.css"});
	
	
	// Modal boxes - to all links with rel="facebox"
	$('a[rel*=facebox]').facebox()
	
	
	// Messages
	$('.block .message').hide().append('<span class="close" title="Dismiss"></span>').fadeIn('slow');
	$('.block .message .close').hover(
		function() { $(this).addClass('hover'); },
		function() { $(this).removeClass('hover'); }
	);
		
	$('.block .message .close').click(function() {
		$(this).parent().fadeOut('slow', function() { $(this).remove(); });
	});
	
	
	// Form select styling
	// $("form select.styled").select_skin();
	
	
	// Tabs
	$(".tab_content").hide();
	$("ul.tabs li:first-child").addClass("active").show();
	$(".block").find(".tab_content:first").show();

	$("ul.tabs li").click(function() {
		$(this).parent().find('li').removeClass("active");
		$(this).addClass("active");
		$(this).parents('.block').find(".tab_content").hide();

		var activeTab = $(this).find("a").attr("href");
		$(activeTab).show();
		return false;
	});
	
	
	// Sidebar Tabs
	$(".sidebar_content").hide();
	$("ul.sidemenu li:first-child").addClass("active").show();
	$(".block").find(".sidebar_content:first").show();

	$("ul.sidemenu li").click(function() {
		$(this).parent().find('li').removeClass("active");
		$(this).addClass("active");
		$(this).parents('.block').find(".sidebar_content").hide();

		var activeTab = $(this).find("a").attr("href");
		$(activeTab).show();
		return false;
	});	
	
	
	// Block search
	$('.block .block_head form .text').bind('click', function() { $(this).attr('value', ''); });
	
	
	// Image actions menu
	$('ul.imglist li').hover(
		function() { $(this).find('ul').css('display', 'none').fadeIn('fast').css('display', 'block'); },
		function() { $(this).find('ul').fadeOut(100); }
	);
	
		
	// Image delete confirmation
	$('ul.imglist .delete a').click(function() {
		if (confirm("Are you sure you want to delete this image?")) {
			return true;
		} else {
			return false;
		}
	});
	
	
	// File upload
	if ($('#fileupload').length) {
		new AjaxUpload('fileupload', {
			action: 'upload-handler.php',
			autoSubmit: true,
			name: 'userfile',
			responseType: 'text/html',
			onSubmit : function(file , ext) {
					$('.fileupload #uploadmsg').addClass('loading').text('Uploading...');
					this.disable();	
				},
			onComplete : function(file, response) {
					$('.fileupload #uploadmsg').removeClass('loading').text(response);
					this.enable();
				}	
		});
	}
		
		
	
	// Date picker
	$('input.date_picker').date_input();
	

	// Navigation dropdown fix for IE6
	if(jQuery.browser.version.substr(0,1) < 7) {
		$('#header #nav li').hover(
			function() { $(this).addClass('iehover'); },
			function() { $(this).removeClass('iehover'); }
		);
	}
	
	// IE6 PNG fix
	$(document).pngFix();
		
});
$(document).ajaxSend(function(event, xhr, settings) {
    function getCookie(name) {
        var cookieValue = null;
        if (document.cookie && document.cookie != '') {
            var cookies = document.cookie.split(';');
            for (var i = 0; i < cookies.length; i++) {
                var cookie = jQuery.trim(cookies[i]);
                // Does this cookie string begin with the name we want?
                if (cookie.substring(0, name.length + 1) == (name + '=')) {
                    cookieValue = decodeURIComponent(cookie.substring(name.length + 1));
                    break;
                }
            }
        }
        return cookieValue;
    }
    function sameOrigin(url) {
        // url could be relative or scheme relative or absolute
        var host = document.location.host; // host + port
        var protocol = document.location.protocol;
        var sr_origin = '//' + host;
        var origin = protocol + sr_origin;
        // Allow absolute or scheme relative URLs to same origin
        return (url == origin || url.slice(0, origin.length + 1) == origin + '/') ||
            (url == sr_origin || url.slice(0, sr_origin.length + 1) == sr_origin + '/') ||
            // or any other URL that isn't scheme relative or absolute i.e relative.
            !(/^(\/\/|http:|https:).*/.test(url));
    }
    function safeMethod(method) {
        return (/^(GET|HEAD|OPTIONS|TRACE)$/.test(method));
    }

    if (!safeMethod(settings.type) && sameOrigin(settings.url)) {
        xhr.setRequestHeader("X-CSRFToken", getCookie('csrftoken'));
    }
});