// ============================================== //

		// TIMER FUNCTIONS //

// ============================================== //

jQuery.fn.extend({
	everyTime: function(interval, label, fn, times, belay) {
		return this.each(function() {
			jQuery.timer.add(this, interval, label, fn, times, belay);
		});
	},
	oneTime: function(interval, label, fn) {
		return this.each(function() {
			jQuery.timer.add(this, interval, label, fn, 1);
		});
	},
	stopTime: function(label, fn) {
		return this.each(function() {
			jQuery.timer.remove(this, label, fn);
		});
	}
});

jQuery.extend({
	timer: {
		guid: 1,
		global: {},
		regex: /^([0-9]+)\s*(.*s)?$/,
		powers: {
			// Yeah this is major overkill...
			'ms': 1,
			'cs': 10,
			'ds': 100,
			's': 1000,
			'das': 10000,
			'hs': 100000,
			'ks': 1000000
		},
		timeParse: function(value) {
			if (value == undefined || value == null)
				return null;
			var result = this.regex.exec(jQuery.trim(value.toString()));
			if (result[2]) {
				var num = parseInt(result[1], 10);
				var mult = this.powers[result[2]] || 1;
				return num * mult;
			} else {
				return value;
			}
		},
		add: function(element, interval, label, fn, times, belay) {
			var counter = 0;
			
			if (jQuery.isFunction(label)) {
				if (!times) 
					times = fn;
				fn = label;
				label = interval;
			}
			
			interval = jQuery.timer.timeParse(interval);

			if (typeof interval != 'number' || isNaN(interval) || interval <= 0)
				return;

			if (times && times.constructor != Number) {
				belay = !!times;
				times = 0;
			}
			
			times = times || 0;
			belay = belay || false;
			
			if (!element.$timers) 
				element.$timers = {};
			
			if (!element.$timers[label])
				element.$timers[label] = {};
			
			fn.$timerID = fn.$timerID || this.guid++;
			
			var handler = function() {
				if (belay && this.inProgress) 
					return;
				this.inProgress = true;
				if ((++counter > times && times !== 0) || fn.call(element, counter) === false)
					jQuery.timer.remove(element, label, fn);
				this.inProgress = false;
			};
			
			handler.$timerID = fn.$timerID;
			
			if (!element.$timers[label][fn.$timerID]) 
				element.$timers[label][fn.$timerID] = window.setInterval(handler,interval);
			
			if ( !this.global[label] )
				this.global[label] = [];
			this.global[label].push( element );
			
		},
		remove: function(element, label, fn) {
			var timers = element.$timers, ret;
			
			if ( timers ) {
				
				if (!label) {
					for ( label in timers )
						this.remove(element, label, fn);
				} else if ( timers[label] ) {
					if ( fn ) {
						if ( fn.$timerID ) {
							window.clearInterval(timers[label][fn.$timerID]);
							delete timers[label][fn.$timerID];
						}
					} else {
						for ( var fn in timers[label] ) {
							window.clearInterval(timers[label][fn]);
							delete timers[label][fn];
						}
					}
					
					for ( ret in timers[label] ) break;
					if ( !ret ) {
						ret = null;
						delete timers[label];
					}
				}
				
				for ( ret in timers ) break;
				if ( !ret ) 
					element.$timers = null;
			}
		}
	}
});

if (jQuery.browser.msie)
	jQuery(window).one("unload", function() {
		var global = jQuery.timer.global;
		for ( var label in global ) {
			var els = global[label], i = els.length;
			while ( --i )
				jQuery.timer.remove(els[i], label);
		}
	});

// ============================================== //

		// IMAGE ROTATE FUNCTIONS //

// ============================================== //

var target = null;
var delaySpeed = 3000;
var animSpeed = 500;

var liTotal = null;
var zTop = null;
var activeItem = 0;

var target = null;

function initCarousel(){
	target = $('#home_slideshow_ul');
	//target.css('width', 910).css('height', 230);
	//
	if(target.find('li').length>1){
		// fix opacity problem in FIrefox (but not ie)
		if (!$.browser.msie) $('body').css('opacity', 0.9999);
		//
		
		liTotal = target.find('li').size();
		zTop = liTotal+1;
		//
		target.find('li').each(function(i) {
			var thisItem = target.find('li').eq(i);
			if(i>0){
				thisItem.animate({ opacity: 0 }, 0.01);
			}
			//
			thisItem.css('position', 'absolute').css('z-index', i);
		});
		//
		setTimer()
	}
};

function setTimer(){
	$(target).oneTime(delaySpeed, function() {
		advanceImage();	
	});
};

function fadeImage(){
	$(target).find('li').eq(activeItem).animate({ opacity: 0 },0.01, function(){
		//alert("test");
		$(this).css('z-index', zTop).animate({ opacity: 1 }, animSpeed, setTimer);																	  
	});
};

function advanceImage(){
	if(activeItem<(liTotal-1)){
		activeItem++
	}else{
		activeItem=0
	}
	//
	zTop++;
	fadeImage();
};


// ============================================== //

		// INITIALISE //

// ============================================== //

$(document).ready(function(){
	initCarousel();
});
//
$(window).load(function () {
});