/**
 * @package p4/2scope websites
 * @author Bernie Zajac http://www.zajac.com.au
 * @version 1.1
 * @copyright 2011, Bernie Zajac
*/

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/* site object which contains all our functions/etc */
var main = main || {};

//document.addEventListener('touchmove', function (e) { e.preventDefault(); }, false);

/* document ready.... magic happens here */
$(document).ready(function(){
	main.init();
});

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/**
 * Initialise the website and various features.
 */
main.init = function() {
	
	// init BG
	main.initBg();
	
	// init main menu
	main.initMenus();
	
	// init the splash apostrophe images
	$('#apostrophe_images').cycle({
		delay: 2000,
		speed: 500
	});
	
	// external links
	$('a').initExternalLinks();

	// piped lists
	$('ul.piped').initPipedLists();
	

}

main.initBg = function() {

	if((navigator.userAgent.match(/iPhone/i)) || (navigator.userAgent.match(/iPod/i)) || (navigator.userAgent.match(/iPad/i))) {
		
		$('#lhs_container').css('height', $(document).height());
		$('body').addClass('mobile_ios');

		var viewport = $('meta[name="viewport"]');
		var nua = navigator.userAgent;
		if ((nua.match(/iPad/i))) {
			viewport.attr('content', 'width=1024,maximum-scale=1.0');
		} else if ((nua.match(/iPhone/i)) || (nua.match(/iPod/i))) {
			viewport.attr('content', 'width=960,maximum-scale=1.0');		
		}


	}

}


main.initMenus = function() {

	var menu_right = $('#menu_right');

	// init hover for menu
	$('nav#primary ul').superfish({
		onBeforeShow: function(){
			menu_right.hoverFlow('mouseover', { left: 155 }, {
				duration: 150
			});
		},
		onShow: function() {
			$(this).addClass('hover_active');
		},
		onHide: function() {
			if ($(this).hasClass('hover_active')) {
				$(this).removeClass('hover_active');
				menu_right.hoverFlow('mouseleave', { left: 0 }, {
					duration: 150,
					complete: function() {
					
					}
				});
			}
		}
		
		
	});
}


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/**
 * Initialises external links (valid xHTML method), by going
 * through elements and checking if they have a "rel" attribute set
 * to "external".
 */
$.fn.initExternalLinks = function() {
	$(this).each(function() {
		obj = $(this);
		if(obj.attr('rel') == 'external') obj.attr('target', "_blank");
	});
}


$.fn.initPipedLists = function() {
	$(this).each(function() {
		$(this).children('li:not(:last)').after('<li class="pipe">|</li>');
	});
};


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/*
* hoverFlow - A Solution to Animation Queue Buildup in jQuery
* Version 1.00
*
* Copyright (c) 2009 Ralf Stoltze, http://www.2meter3.de/code/hoverFlow/
* Dual-licensed under the MIT and GPL licenses.
* http://www.opensource.org/licenses/mit-license.php
* http://www.gnu.org/licenses/gpl.html
*/
(function($) {
	$.fn.hoverFlow = function(type, prop, speed, easing, callback) {
		// only allow hover events
		if ($.inArray(type, ['mouseover', 'mouseenter', 'mouseout', 'mouseleave']) == -1) {
			return this;
		}
	
		// build animation options object from arguments
		// based on internal speed function from jQuery core
		var opt = typeof speed === 'object' ? speed : {
			complete: callback || !callback && easing || $.isFunction(speed) && speed,
			duration: speed,
			easing: callback && easing || easing && !$.isFunction(easing) && easing
		};
		
		// run immediately
		opt.queue = false;
			
		// wrap original callback and add dequeue
		var origCallback = opt.complete;
		opt.complete = function() {
			// execute next function in queue
			$(this).dequeue();
			// execute original callback
			if ($.isFunction(origCallback)) {
				origCallback.call(this);
			}
		};
		
		// keep the chain intact
		return this.each(function() {
			var $this = $(this);
		
			// set flag when mouse is over element
			if (type == 'mouseover' || type == 'mouseenter') {
				$this.data('jQuery.hoverFlow', true);
			} else {
				$this.removeData('jQuery.hoverFlow');
			}
			
			// enqueue function
			$this.queue(function() {				
				// check mouse position at runtime
				var condition = (type == 'mouseover' || type == 'mouseenter') ?
					// read: true if mouse is over element
					$this.data('jQuery.hoverFlow') !== undefined :
					// read: true if mouse is _not_ over element
					$this.data('jQuery.hoverFlow') === undefined;
					
				// only execute animation if condition is met, which is:
				// - only run mouseover animation if mouse _is_ currently over the element
				// - only run mouseout animation if the mouse is currently _not_ over the element
				if(condition) {
					$this.animate(prop, opt);
				// else, clear queue, since there's nothing more to do
				} else {
					$this.queue([]);
				}
			});

		});
	};
})(jQuery);



/**
* hoverIntent r6 // 2011.02.26 // jQuery 1.5.1+
* <http://cherne.net/brian/resources/jquery.hoverIntent.html>
* 
* @param  f  onMouseOver function || An object with configuration options
* @param  g  onMouseOut function  || Nothing (use configuration options object)
* @author    Brian Cherne brian(at)cherne(dot)net
*/
(function($){$.fn.hoverIntent=function(f,g){var cfg={sensitivity:7,interval:100,timeout:0};cfg=$.extend(cfg,g?{over:f,out:g}:f);var cX,cY,pX,pY;var track=function(ev){cX=ev.pageX;cY=ev.pageY};var compare=function(ev,ob){ob.hoverIntent_t=clearTimeout(ob.hoverIntent_t);if((Math.abs(pX-cX)+Math.abs(pY-cY))<cfg.sensitivity){$(ob).unbind("mousemove",track);ob.hoverIntent_s=1;return cfg.over.apply(ob,[ev])}else{pX=cX;pY=cY;ob.hoverIntent_t=setTimeout(function(){compare(ev,ob)},cfg.interval)}};var delay=function(ev,ob){ob.hoverIntent_t=clearTimeout(ob.hoverIntent_t);ob.hoverIntent_s=0;return cfg.out.apply(ob,[ev])};var handleHover=function(e){var ev=jQuery.extend({},e);var ob=this;if(ob.hoverIntent_t){ob.hoverIntent_t=clearTimeout(ob.hoverIntent_t)}if(e.type=="mouseenter"){pX=ev.pageX;pY=ev.pageY;$(ob).bind("mousemove",track);if(ob.hoverIntent_s!=1){ob.hoverIntent_t=setTimeout(function(){compare(ev,ob)},cfg.interval)}}else{$(ob).unbind("mousemove",track);if(ob.hoverIntent_s==1){ob.hoverIntent_t=setTimeout(function(){delay(ev,ob)},cfg.timeout)}}};return this.bind('mouseenter',handleHover).bind('mouseleave',handleHover)}})(jQuery);


/*
 * jQuery Cycle Lite Plugin
 * http://malsup.com/jquery/cycle/lite/
 * Copyright (c) 2008-2011 M. Alsup
 * Version: 1.3 (01-JUN-2011)
 * Dual licensed under the MIT and GPL licenses:
 * http://www.opensource.org/licenses/mit-license.php
 * http://www.gnu.org/licenses/gpl.html
 * Requires: jQuery v1.3.2 or later
 */
;(function($) {

var ver = 'Lite-1.3';

$.fn.cycle = function(options) {
    return this.each(function() {
        options = options || {};
        
        if (this.cycleTimeout) clearTimeout(this.cycleTimeout);
        this.cycleTimeout = 0;
        this.cyclePause = 0;
        
        var $cont = $(this);
        var $slides = options.slideExpr ? $(options.slideExpr, this) : $cont.children();
        var els = $slides.get();
        if (els.length < 2) {
            window.console && console.log('terminating; too few slides: ' + els.length);
            return; // don't bother
        }

        // support metadata plugin (v1.0 and v2.0)
        var opts = $.extend({}, $.fn.cycle.defaults, options || {}, $.metadata ? $cont.metadata() : $.meta ? $cont.data() : {});
		var meta = $.isFunction($cont.data) ? $cont.data(opts.metaAttr) : null;
		if (meta)
			opts = $.extend(opts, meta);
            
        opts.before = opts.before ? [opts.before] : [];
        opts.after = opts.after ? [opts.after] : [];
        opts.after.unshift(function(){ opts.busy=0; });
            
        // allow shorthand overrides of width, height and timeout
        var cls = this.className;
        opts.width = parseInt((cls.match(/w:(\d+)/)||[])[1]) || opts.width;
        opts.height = parseInt((cls.match(/h:(\d+)/)||[])[1]) || opts.height;
        opts.timeout = parseInt((cls.match(/t:(\d+)/)||[])[1]) || opts.timeout;

        if ($cont.css('position') == 'static') 
            $cont.css('position', 'relative');
        if (opts.width) 
            $cont.width(opts.width);
        if (opts.height && opts.height != 'auto') 
            $cont.height(opts.height);

        var first = 0;
        $slides.css({position: 'absolute', top:0, left:0}).each(function(i) { 
            $(this).css('z-index', els.length-i) 
        });
        
        $(els[first]).css('opacity',1).show(); // opacity bit needed to handle reinit case
        if ($.browser.msie) els[first].style.removeAttribute('filter');

        if (opts.fit && opts.width) 
            $slides.width(opts.width);
        if (opts.fit && opts.height && opts.height != 'auto') 
            $slides.height(opts.height);
        if (opts.pause) 
            $cont.hover(function(){this.cyclePause=1;}, function(){this.cyclePause=0;});

        var txFn = $.fn.cycle.transitions[opts.fx];
		txFn && txFn($cont, $slides, opts);
        
        $slides.each(function() {
            var $el = $(this);
            this.cycleH = (opts.fit && opts.height) ? opts.height : $el.height();
            this.cycleW = (opts.fit && opts.width) ? opts.width : $el.width();
        });

        if (opts.cssFirst)
            $($slides[first]).css(opts.cssFirst);

        if (opts.timeout) {
            // ensure that timeout and speed settings are sane
            if (opts.speed.constructor == String)
                opts.speed = {slow: 600, fast: 200}[opts.speed] || 400;
            if (!opts.sync)
                opts.speed = opts.speed / 2;
            while((opts.timeout - opts.speed) < 250)
                opts.timeout += opts.speed;
        }
        opts.speedIn = opts.speed;
        opts.speedOut = opts.speed;

 		opts.slideCount = els.length;
        opts.currSlide = first;
        opts.nextSlide = 1;

        // fire artificial events
        var e0 = $slides[first];
        if (opts.before.length)
            opts.before[0].apply(e0, [e0, e0, opts, true]);
        if (opts.after.length > 1)
            opts.after[1].apply(e0, [e0, e0, opts, true]);
        
        if (opts.click && !opts.next)
            opts.next = opts.click;
        if (opts.next)
            $(opts.next).bind('click', function(){return advance(els,opts,opts.rev?-1:1)});
        if (opts.prev)
            $(opts.prev).bind('click', function(){return advance(els,opts,opts.rev?1:-1)});

        if (opts.timeout)
            this.cycleTimeout = setTimeout(function() {
                go(els,opts,0,!opts.rev)
            }, opts.timeout + (opts.delay||0));
    });
};

function go(els, opts, manual, fwd) {
    if (opts.busy) return;
    var p = els[0].parentNode, curr = els[opts.currSlide], next = els[opts.nextSlide];
    if (p.cycleTimeout === 0 && !manual) 
        return;

    if (manual || !p.cyclePause) {
        if (opts.before.length)
            $.each(opts.before, function(i,o) { o.apply(next, [curr, next, opts, fwd]); });
        var after = function() {
            if ($.browser.msie)
                this.style.removeAttribute('filter');
            $.each(opts.after, function(i,o) { o.apply(next, [curr, next, opts, fwd]); });
        };

        if (opts.nextSlide != opts.currSlide) {
            opts.busy = 1;
            $.fn.cycle.custom(curr, next, opts, after);
        }
        var roll = (opts.nextSlide + 1) == els.length;
        opts.nextSlide = roll ? 0 : opts.nextSlide+1;
        opts.currSlide = roll ? els.length-1 : opts.nextSlide-1;
    }
    if (opts.timeout)
        p.cycleTimeout = setTimeout(function() { go(els,opts,0,!opts.rev) }, opts.timeout);
};

// advance slide forward or back
function advance(els, opts, val) {
    var p = els[0].parentNode, timeout = p.cycleTimeout;
    if (timeout) {
        clearTimeout(timeout);
        p.cycleTimeout = 0;
    }
    opts.nextSlide = opts.currSlide + val;
    if (opts.nextSlide < 0) {
        opts.nextSlide = els.length - 1;
    }
    else if (opts.nextSlide >= els.length) {
        opts.nextSlide = 0;
    }
    go(els, opts, 1, val>=0);
    return false;
};

$.fn.cycle.custom = function(curr, next, opts, cb) {
    var $l = $(curr), $n = $(next);
    $n.css(opts.cssBefore);
    var fn = function() {$n.animate(opts.animIn, opts.speedIn, opts.easeIn, cb)};
    $l.animate(opts.animOut, opts.speedOut, opts.easeOut, function() {
        $l.css(opts.cssAfter);
        if (!opts.sync) fn();
    });
    if (opts.sync) fn();
};

$.fn.cycle.transitions = {
    fade: function($cont, $slides, opts) {
		$slides.not(':eq(0)').hide();
		opts.cssBefore = { opacity: 0, display: 'block' };
		opts.cssAfter  = { display: 'none' };
		opts.animOut = { opacity: 0 };
		opts.animIn = { opacity: 1 };
    },
    fadeout: function($cont, $slides, opts) {
		opts.before.push(function(curr,next,opts,fwd) {
			$(curr).css('zIndex',opts.slideCount + (fwd === true ? 1 : 0));
			$(next).css('zIndex',opts.slideCount + (fwd === true ? 0 : 1));
		});
		$slides.not(':eq(0)').hide();
		opts.cssBefore = { opacity: 1, display: 'block', zIndex: 1 };
		opts.cssAfter  = { display: 'none', zIndex: 0 };
		opts.animOut = { opacity: 0 };
    }
};

$.fn.cycle.ver = function() { return ver; };

// @see: http://malsup.com/jquery/cycle/lite/
$.fn.cycle.defaults = {
	animIn:        {},
	animOut:       {},
	fx:           'fade',
    after:         null, 
    before:        null, 
	cssBefore:     {},
	cssAfter:      {},
    delay:         0,    
    fit:           0,    
    height:       'auto',
	metaAttr:     'cycle',
    next:          null, 
    pause:         0,    
    prev:          null, 
    speed:         1000, 
    slideExpr:     null,
    sync:          1,    
    timeout:       4000 
};

})(jQuery);

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/*
 * Superfish v1.4.8 - jQuery menu widget
 * Copyright (c) 2008 Joel Birch
 *
 * Dual licensed under the MIT and GPL licenses:
 * 	http://www.opensource.org/licenses/mit-license.php
 * 	http://www.gnu.org/licenses/gpl.html
 *
 * CHANGELOG: http://users.tpg.com.au/j_birch/plugins/superfish/changelog.txt
 */

;(function($){
	$.fn.superfish = function(op){

		var sf = $.fn.superfish,
			c = sf.c,
			//$arrow = $(['<span class="',c.arrowClass,'"> &#187;</span>'].join('')),
			$arrow = $([''].join('')),
			over = function(){
				var $$ = $(this), menu = getMenu($$);
				clearTimeout(menu.sfTimer);
				$$.showSuperfishUl().siblings().hideSuperfishUl();
			},
			out = function(){
				var $$ = $(this), menu = getMenu($$), o = sf.op;
				clearTimeout(menu.sfTimer);
				menu.sfTimer=setTimeout(function(){
					o.retainPath=($.inArray($$[0],o.$path)>-1);
					$$.hideSuperfishUl();
					if (o.$path.length && $$.parents(['li.',o.hoverClass].join('')).length<1){over.call(o.$path);}
				},o.delay);	
			},
			getMenu = function($menu){
				var menu = $menu.parents(['ul.',c.menuClass,':first'].join(''))[0];
				sf.op = sf.o[menu.serial];
				return menu;
			},
			addArrow = function($a){ $a.addClass(c.anchorClass).append($arrow.clone()); };
			
		return this.each(function() {
			var s = this.serial = sf.o.length;
			var o = $.extend({},sf.defaults,op);
			o.$path = $('li.'+o.pathClass,this).slice(0,o.pathLevels).each(function(){
				$(this).addClass([o.hoverClass,c.bcClass].join(' '))
					.filter('li:has(ul)').removeClass(o.pathClass);
			});
			sf.o[s] = sf.op = o;
			
			$('li:has(ul)',this)[($.fn.hoverIntent && !o.disableHI) ? 'hoverIntent' : 'hover'](over,out).each(function() {
				if (o.autoArrows) addArrow( $('>a:first-child',this) );
			})
			.not('.'+c.bcClass)
				.hideSuperfishUl();
			
			var $a = $('a',this);
			$a.each(function(i){
				var $li = $a.eq(i).parents('li');
				$a.eq(i).focus(function(){over.call($li);}).blur(function(){out.call($li);});
			});
			o.onInit.call(this);
			
		}).each(function() {
			var menuClasses = [c.menuClass];
			if (sf.op.dropShadows  && !($.browser.msie && $.browser.version < 7)) menuClasses.push(c.shadowClass);
			$(this).addClass(menuClasses.join(' '));
		});
	};

	var sf = $.fn.superfish;
	sf.o = [];
	sf.op = {};
	sf.IE7fix = function(){
		var o = sf.op;
		if ($.browser.msie && $.browser.version > 6 && o.dropShadows && o.animation.opacity!=undefined)
			this.toggleClass(sf.c.shadowClass+'-off');
		};
	sf.c = {
		bcClass     : 'sf-breadcrumb',
		menuClass   : 'sf-js-enabled',
		anchorClass : 'sf-with-ul',
		arrowClass  : 'sf-sub-indicator',
		shadowClass : 'sf-shadow'
	};
	sf.defaults = {
		hoverClass	: 'sfHover',
		pathClass	: 'overideThisToUse',
		pathLevels	: 1,
		delay		: 150,
		animation	: {opacity:'show'},
		speed		: 'normal',
		autoArrows	: false,
		dropShadows : false,
		disableHI	: false,		// true disables hoverIntent detection
		onInit		: function(){}, // callback functions
		onBeforeShow: function(){},
		onShow		: function(){},
		onHide		: function(){}
	};
	$.fn.extend({
		hideSuperfishUl : function(){
			var o = sf.op,
				not = (o.retainPath===true) ? o.$path : '';
			o.retainPath = false;
			var $ul = $(['li.',o.hoverClass].join(''),this).add(this).not(not).removeClass(o.hoverClass)
					.find('>ul').hide().css('visibility','hidden');
			o.onHide.call($ul);
			return this;
		},
		showSuperfishUl : function(){
			var o = sf.op,
				sh = sf.c.shadowClass+'-off',
				$ul = this.addClass(o.hoverClass)
					.find('>ul:hidden').css('visibility','visible');
			sf.IE7fix.call($ul);
			o.onBeforeShow.call($ul);
			$ul.animate(o.animation,o.speed,function(){ sf.IE7fix.call($ul); o.onShow.call($ul); });
			return this;
		}
	});

})(jQuery);