/* 
A fix for flickering CSS bg images on links in IE6. More info: mister-pixel.com
there is also an IIS fix available: www.aspnetresources.com/blog/cache_control_extensions.aspx */
try {
  document.execCommand("BackgroundImageCache", false, true);
} catch(err) {}


$(document).ready(function(){
	
	/* Fix mouseover behaviour on shortcut menus
	$("ul.shortcut li").hover(function(){ $("ul", this).slideDown("fast"); }, function() { $("ul", this).fadeOut("fast"); });
	*/
	
	// IE gets some :hover action
	if (document.all) {
		$("ul.shortcut li").hoverClass("Hover");
		$("ul.shortcut li ul").hoverClass("Hover"); //change border around submenu
		$("#nav>ul>li").hoverClass("Hover");
	}

	// magic pullquotes
	$("span.pullquote").each(function(){

		var quote = '<blockquote class="pullquote"><span class="qstart">&#8220;</span>' + $(this).text() + '<span class="qend">&#8221;</span>';

		$(this.parentNode).before(quote);
	});
	
	//init tabs for the timeline
	$('#timeline').tabs({fxFade: true, fxSpeed: 'fast', on: -1, tooltips: 1});

	//if we don't want extra markup for making the mouseover border, we could use this:
	//$("div.section>h3>a").append('<b></b>');
	
	
	//Temp. thing for switching classes
	/*$("#header").append('<div id="altcss"><a href="#" class="styleswitch" title="text12">12px text</a><a href="#" class="styleswitch" title="altcolor">Light borders</a></div>');
	$('a.styleswitch').each(function(){
		$(this).click(function(){
			$("body").toggleClass(this.title);
			$(this).toggleClass("active");
		});
	});*/
				
	
});

// Generic function for adding .hover on any element in IE<7
$.fn.hoverClass = function(c) {
	return this.each(function(){
		$(this).hover( 
			function() { $(this).addClass(c);  },
			function() { $(this).removeClass(c); }
		);
	});
};



// tabs v1.4- jQuery plugin for accessible, unobtrusive tabs by Klaus Hartl. http://stilbuero.de/tabs/
// Free beer and free speech. Enjoy!
$.fn.tabs = function(options) {
    // configuration
    var ON_CLASS = 'on';
    var OFF_CLASS = 'hide';
    // options
    options = options || {};
    options['activeTab'] = (options.on && typeof options.on == 'number' && options.on > 0) ? options.on - 1 : 0;
    if ((options.fxSlide || options.fxFade) && !options.fxSpeed) {
        options['fxSpeed'] = 'normal';
    }
    var re = /([_\-\w]+$)/i;
    return this.each(function() {
        // retrieve active tab from hash in url
        if (location.hash) {
            var hashId = location.hash.replace('#', '');
            $(this).find('>ul>li>a').each(function(i) {
                if (re.exec(this.href)[1] == hashId) {
                    options.activeTab = i;
                    var unFocus = function() { // required to not scroll to fragment
                        scrollTo(0, 0);
                    };
                    // be nice to IE via Conditional Compilation
                    // this needs to preceed call to unFocus for other browsers
                    /*@cc_on
                    setTimeout(unFocus, 150); // IE needs a little timeout here
                    @*/
                    unFocus();
                    setTimeout(unFocus, 100); // be nice to Opera
                }
            });
        }
        if (options.fxAutoheight) {
            // TODO: $(window).resize();
            var divs = $(this).find('>div');
            var heights = [];
            divs.each(function(i) {
                heights.push( $(this).height() );
                if (options.activeTab != i) {
                    $(this).addClass(OFF_CLASS);
                }
            });
            heights.sort(function(a, b) {
                return b - a;
            });
            divs.each(function() {
                $(this).css({height: heights[0] + 'px'});
            });
        } else {
            $(this).find('>div').not(':eq(' + options.activeTab + ')').addClass(OFF_CLASS);
        }
        $(this).find('>ul>li:eq(' + options.activeTab + ')').addClass(ON_CLASS);
        var container = this;
        $(this).find('>ul>li>a').click(function() {
            if (!$(this.parentNode).is('.' + ON_CLASS)) {
                var target = $('#' + re.exec(this.href)[1]);
                if (target.size() > 0) {
                    var self = this;
                    var visible = $(container).find('>div:visible');
                    var callback;
                    if (options.callback && typeof options.callback == 'function') {
                        callback = function() {
                            options.callback.apply(target, [target[0], visible[0]]);
                        }
                    }
                    var activateTab = function() {
                        $(container).find('>ul>li').removeClass(ON_CLASS);
                        $(self.parentNode).addClass(ON_CLASS);
                    };
                    if (options.fxSlide && options.fxFade) {
                        visible.animate({height: 'hide', opacity: 'hide'}, options.fxSpeed, function() {
                            activateTab();
                            target.animate({height: 'show', opacity: 'show'}, options.fxSpeed, function() {
                                /*@cc_on visible[0].style.filter = ''; @*/ // @ IE, retain acccessibility for print
                                visible.addClass(OFF_CLASS).css({display: '', height: 'auto'}); // retain flexible height and acccessibility for print
                                target.addClass(OFF_CLASS).css({height: 'auto'}); // retain flexible height
                                if (callback) callback();
                            });
                        });
                    } else if (options.fxSlide) {
                        visible.slideUp(options.fxSpeed, function() {
                            activateTab();
                            target.slideDown(options.fxSpeed, function() {
                                visible.addClass(OFF_CLASS).css({display: '', height: 'auto'}); // retain flexible height and acccessibility for print
                                target.addClass(OFF_CLASS).css({height: 'auto'}); // retain flexible height
                                if (callback) callback();
                            });
                        });
                    } else if (options.fxFade) {
                        visible.fadeOut(options.fxSpeed, function() {
                            activateTab();
                            target.fadeIn(options.fxSpeed, function() {
                                /*@cc_on visible[0].style.filter = ''; @*/ // @ IE, retain acccessibility for print
                                visible.addClass(OFF_CLASS).css({display: ''}); // retain acccessibility for print and other media types
                                if (callback) callback();
                            });
                        });
                    } else {
                        visible.addClass(OFF_CLASS);
                        activateTab();
                        target.removeClass(OFF_CLASS);
                        if (callback) {
                            callback();
                        }
                    }
                } else {
                    alert('There is no such container.');
                }
            }
			$(this).find('span.tooltip').remove();
            return false;
		}).hover(
			function(){
				$(this).append('<span class="tooltip">'+this.title+'</span>');
				this.xtitle = this.title;
				this.title = "";
			},
			function(){
				$(this).find('span.tooltip').remove();
				this.title = this.xtitle;
			}
		);
    });
};
$.fn.triggerTab = function(tabIndex) {
    var i = tabIndex && tabIndex > 0 && tabIndex - 1 || 0;
    return this.each(function() {
        $(this).find('>ul>li>a').eq(i).click();
    });
};