// page init
jQuery(function() {
	initCustomForms();
	initTabs();
	initClear();
	initGallery();
})

// events gallery init
function initGallery() {
	$('.container .date-wrapper').scrollGallery({
		sliderHolder: '.events',
		slider:'ul',
		slides: 'li',
		btnPrev:'a.prev',
		btnNext:'a.next',
		duration : 500
	});
}

// clear form fields init
function initClear()
{
	clearFormFields({
		clearInputs: true,
		clearTextareas: true,
		passwordFieldText: true,
		addClassFocus: "focus",
		filterClass: "default"
	});
}

// clear form fields on focus
function clearFormFields(o)
{
	if (o.clearInputs == null) o.clearInputs = true;
	if (o.clearTextareas == null) o.clearTextareas = true;
	if (o.passwordFieldText == null) o.passwordFieldText = false;
	if (o.addClassFocus == null) o.addClassFocus = false;
	if (!o.filterClass) o.filterClass = "default";
	if(o.clearInputs) {
		var inputs = document.getElementsByTagName("input");
		for (var i = 0; i < inputs.length; i++ ) {
			if((inputs[i].type == "text" || inputs[i].type == "password") && inputs[i].className.indexOf(o.filterClass) == -1) {
				inputs[i].valueHtml = inputs[i].value;
				inputs[i].onfocus = function ()	{
					if(this.valueHtml == this.value) this.value = "";
					if(this.fake) {
						inputsSwap(this, this.previousSibling);
						this.previousSibling.focus();
					}
					if(o.addClassFocus && !this.fake) {
						this.className += " " + o.addClassFocus;
						this.parentNode.className += " parent-" + o.addClassFocus;
					}
				}
				inputs[i].onblur = function () {
					if(this.value == "") {
						this.value = this.valueHtml;
						if(o.passwordFieldText && this.type == "password") inputsSwap(this, this.nextSibling);
					}
					if(o.addClassFocus) {
						this.className = this.className.replace(o.addClassFocus, "");
						this.parentNode.className = this.parentNode.className.replace("parent-"+o.addClassFocus, "");
					}
				}
				if(o.passwordFieldText && inputs[i].type == "password") {
					var fakeInput = document.createElement("input");
					fakeInput.type = "text";
					fakeInput.value = inputs[i].value;
					fakeInput.className = inputs[i].className;
					fakeInput.fake = true;
					inputs[i].parentNode.insertBefore(fakeInput, inputs[i].nextSibling);
					inputsSwap(inputs[i], null);
				}
			}
		}
	}
	if(o.clearTextareas) {
		var textareas = document.getElementsByTagName("textarea");
		for(var i=0; i<textareas.length; i++) {
			if(textareas[i].className.indexOf(o.filterClass) == -1) {
				textareas[i].valueHtml = textareas[i].value;
				textareas[i].onfocus = function() {
					if(this.value == this.valueHtml) this.value = "";
					if(o.addClassFocus) {
						this.className += " " + o.addClassFocus;
						this.parentNode.className += " parent-" + o.addClassFocus;
					}
				}
				textareas[i].onblur = function() {
					if(this.value == "") this.value = this.valueHtml;
					if(o.addClassFocus) {
						this.className = this.className.replace(o.addClassFocus, "");
						this.parentNode.className = this.parentNode.className.replace("parent-"+o.addClassFocus, "");
					}
				}
			}
		}
	}
	function inputsSwap(el, el2) {
		if(el) el.style.display = "none";
		if(el2) el2.style.display = "inline";
	}
}

// tabs init
function initTabs()
{
	var sets = document.getElementsByTagName("ul");
	for (var i = 0; i < sets.length; i++)
	{
		if (sets[i].className.indexOf("tabset") != -1)
		{
			var tabs = [];
			var links = sets[i].getElementsByTagName("a");
			for (var j = 0; j < links.length; j++)
			{
				if (links[j].className.indexOf("tab") != -1)
				{
					tabs.push(links[j]);
					links[j].tabs = tabs;
					var c = document.getElementById(links[j].href.substr(links[j].href.indexOf("#") + 1));

					if (c) if (links[j].className.indexOf("active") != -1) c.style.display = "block";
					else c.style.display = "none";

					links[j].onclick = function ()
					{
						var c = document.getElementById(this.href.substr(this.href.indexOf("#") + 1));
						if (c)
						{
							for (var i = 0; i < this.tabs.length; i++)
							{
								var tab = document.getElementById(this.tabs[i].href.substr(this.tabs[i].href.indexOf("#") + 1));
								if (tab)
								{
									tab.style.display = "none";
								}
								this.tabs[i].className = this.tabs[i].className.replace("active", "");
							}
							this.className += " active";
							c.style.display = "block";
							return false;
						}
					}
				}
			}
		}
	}
}

// custom forms
var _selectHeight = 35;
var all_selects = false;
var active_select = null;
var selectText = "please select";

function initCustomForms() {
	getElements();
	separateElements();
	//replaceRadios();
	//replaceCheckboxes();
	replaceSelects();

	var _selects = document.getElementsByTagName('select');
	var _SelctClassName = [];
	if (_selects) {
		for (var i = 0; i < _selects.length; i++) {
			if (_selects[i].className != '' && _selects[i].className != 'outtaHere')
				_SelctClassName[i] = ' drop-'+_selects[i].className;
		}
		for (var i = 0; i < _SelctClassName.length; i++) {
			var _selectDrop = document.getElementById('optionsDiv'+i);
			if (_selectDrop) {
				if (_SelctClassName[i]) 
					_selectDrop.className += _SelctClassName[i];
			}
		}
	}
}

function refreshCustomForms() {
	// remove prevously created elements
	if(window.inputs) {
		for(var i = 0; i < checkboxes.length; i++) {
			if(checkboxes[i].checked) {checkboxes[i]._ca.className = "checkboxAreaChecked";}
			else {checkboxes[i]._ca.className = "checkboxArea";}
		}
		for(var i = 0; i < radios.length; i++) {
			if(radios[i].checked) {radios[i]._ra.className = "radioAreaChecked";}
			else {radios[i]._ra.className = "radioArea";}
		}
		for(var i = 0; i < selects.length; i++) {
			var newText = document.createElement('div');
			if (selects[i].options[selects[i].selectedIndex].title.indexOf('image') != -1) {
				newText.innerHTML = '<img src="'+selects[i].options[selects[i].selectedIndex].title+'" alt="" />';
				newText.innerHTML += '<span>'+selects[i].options[selects[i].selectedIndex].text+'</span>';
			} else {
				newText.innerHTML = selects[i].options[selects[i].selectedIndex].text;
			}
			document.getElementById("mySelectText"+i).innerHTML = newText.innerHTML;
		}
	}
}

// getting all the required elements
function getElements() {
	// remove prevously created elements
	if(window.inputs) {
		for(var i = 0; i < inputs.length; i++) {
			inputs[i].className = inputs[i].className.replace('outtaHere','');
			if(inputs[i]._ca) inputs[i]._ca.parentNode.removeChild(inputs[i]._ca);
			else if(inputs[i]._ra) inputs[i]._ra.parentNode.removeChild(inputs[i]._ra);
		}
		for(i = 0; i < selects.length; i++) {
			selects[i].replaced = null;
			selects[i].className = selects[i].className.replace('outtaHere','');
			selects[i]._optionsDiv._parent.parentNode.removeChild(selects[i]._optionsDiv._parent);
			selects[i]._optionsDiv.parentNode.removeChild(selects[i]._optionsDiv);
		}
	}

	// reset state
	inputs = new Array();
	selects = new Array();
	labels = new Array();
	radios = new Array();
	radioLabels = new Array();
	checkboxes = new Array();
	checkboxLabels = new Array();
	for (var nf = 0; nf < document.getElementsByTagName("form").length; nf++) {
		for(var nfi = 0; nfi < document.forms[nf].getElementsByTagName("input").length; nfi++) {inputs.push(document.forms[nf].getElementsByTagName("input")[nfi]);}
		for(var nfl = 0; nfl < document.forms[nf].getElementsByTagName("label").length; nfl++) {labels.push(document.forms[nf].getElementsByTagName("label")[nfl]);}
		for(var nfs = 0; nfs < document.forms[nf].getElementsByTagName("select").length; nfs++) {selects.push(document.forms[nf].getElementsByTagName("select")[nfs]);}
	}
}

// separating all the elements in their respective arrays
function separateElements() {
	var r = 0; var c = 0; var t = 0; var rl = 0; var cl = 0; var tl = 0; var b = 0;
	for (var q = 0; q < inputs.length; q++) {
		if(inputs[q].type == "radio") {
			radios[r] = inputs[q]; ++r;
			for(var w = 0; w < labels.length; w++) {
				if((inputs[q].id) && labels[w].htmlFor == inputs[q].id)
				{
					radioLabels[rl] = labels[w];
					++rl;
				}
			}
		}
		if(inputs[q].type == "checkbox") {
			checkboxes[c] = inputs[q]; ++c;
			for(var w = 0; w < labels.length; w++) {
				if((inputs[q].id) && (labels[w].htmlFor == inputs[q].id))
				{
					checkboxLabels[cl] = labels[w];
					++cl;
				}
			}
		}
	}
}

//replacing radio buttons
function replaceRadios() {
	for (var q = 0; q < radios.length; q++) {
		radios[q].className += " outtaHere";
		var radioArea = document.createElement("div");
		if(radios[q].checked) {
			radioArea.className = "radioAreaChecked";
		}
		else
		{
			radioArea.className = "radioArea";
		}
		radioArea.id = "myRadio" + q;
		radios[q].parentNode.insertBefore(radioArea, radios[q]);
		radios[q]._ra = radioArea;

		radioArea.onclick = new Function('rechangeRadios('+q+')');
		if (radioLabels[q])
		{
			radioLabels[q].onclick = new Function('rechangeRadios('+q+')');
		}
	}
	return true;
}

//checking radios
function checkRadios(who) {
	var what = radios[who]._ra;
	for(var q = 0; q < radios.length; q++) {
		if((radios[q]._ra.className == "radioAreaChecked")&&(radios[q]._ra.nextSibling.name == radios[who].name))
		{
			radios[q]._ra.className = "radioArea";
		}
	}
	what.className = "radioAreaChecked";
}

//changing radios
function changeRadios(who) {
	if(radios[who].checked) {
		for(var q = 0; q < radios.length; q++) {
			if(radios[q].name == radios[who].name) {
				radios[q].checked = false;
			} 
			radios[who].checked = true; 
			checkRadios(who);
		}
	}
}

//rechanging radios
function rechangeRadios(who) {
	if(!radios[who].checked) {
		for(var q = 0; q < radios.length; q++) {
			if(radios[q].name == radios[who].name)	{
				radios[q].checked = false; 
			}
			radios[who].checked = true; 
			checkRadios(who);
		}
	}
}

//replacing checkboxes
function replaceCheckboxes() {
	for (var q = 0; q < checkboxes.length; q++) {
		checkboxes[q].className += " outtaHere";
		var checkboxArea = document.createElement("div");
		if(checkboxes[q].checked) {
			checkboxArea.className = "checkboxAreaChecked";
		}
		else {
			checkboxArea.className = "checkboxArea";
		}
		checkboxArea.id = "myCheckbox" + q;
		checkboxes[q].parentNode.insertBefore(checkboxArea, checkboxes[q]);
		checkboxes[q]._ca = checkboxArea;
		checkboxArea.onclick = checkboxArea.onclick2 = new Function('rechangeCheckboxes('+q+')');
		if (checkboxLabels[q]) {
			checkboxLabels[q].onclick = new Function('changeCheckboxes('+q+')');
		}
		checkboxes[q].onkeydown = checkEvent;
	}
	return true;
}

//checking checkboxes
function checkCheckboxes(who, action) {
	var what = checkboxes[who]._ca;
	if(action == true) {
		what.className = "checkboxAreaChecked";
		what.checked = true;
	}
	if(action == false) {
		what.className = "checkboxArea";
		what.checked = false;
	}
}

//changing checkboxes
function changeCheckboxes(who) {
	if(checkboxes[who].checked) {
		checkCheckboxes(who, false);
	}
	else {
		checkCheckboxes(who, true);
	} 
}

//rechanging checkboxes
function rechangeCheckboxes(who) {
	var tester = false;
	if(checkboxes[who].checked == true) {
		tester = false;
	}
	else {
		tester = true;
	}
	checkboxes[who].checked = tester;
	checkCheckboxes(who, tester);
}

//check event
function checkEvent(e) {
	if (!e) var e = window.event;
	if(e.keyCode == 32) {for (var q = 0; q < checkboxes.length; q++) {if(this == checkboxes[q]) {changeCheckboxes(q);}}} //check if space is pressed
}


function replaceSelects() {
	for(var q = 0; q < selects.length; q++) {
		if (!selects[q].replaced && selects[q].offsetWidth) {
			selects[q]._number = q;
			//create and build div structure
			var selectArea = document.createElement("div");
			var left = document.createElement("span");
			left.className = "left";
			selectArea.appendChild(left);

			var disabled = document.createElement("span");
			disabled.className = "disabled";
			selectArea.appendChild(disabled);

			selects[q]._disabled = disabled;
			var center = document.createElement("span");
			var button = document.createElement("a");
			var text = document.createTextNode(selectText);
			center.id = "mySelectText"+q;

			var stWidth = selects[q].offsetWidth;
			selectArea.style.width = stWidth + "px";
			if (selects[q].parentNode.className.indexOf("type2") != -1){
				button.href = "javascript:showOptions("+q+",true)";
			} else {
				button.href = "javascript:showOptions("+q+",false)";
			}
			button.className = "selectButton";
			selectArea.className = "selectArea";

			selectArea.className += " " + selects[q].className;
			selectArea.id = "sarea"+q;
			center.className = "center";
			center.appendChild(text);
			selectArea.appendChild(center);
			selectArea.appendChild(button);

			//hide the select field
			selects[q].className += " outtaHere";
			//insert select div
			selects[q].parentNode.insertBefore(selectArea, selects[q]);
			//build & place options div

			var optionsDiv = document.createElement("div");
			var optionsList = document.createElement("ul");
			optionsDiv.innerHTML += "<div class='select-top'><div></div></div>";
			optionsDiv.appendChild(optionsList);

			selects[q]._optionsDiv = optionsDiv;
			selects[q]._options = optionsList;

			optionsDiv.style.width = stWidth + "px";
			optionsDiv._parent = selectArea;

			optionsDiv.className = "optionsDivInvisible";
			optionsDiv.id = "optionsDiv"+q;


			populateSelectOptions(selects[q]);
			optionsDiv.innerHTML += "<div class='select-bottom'><div class='select-bottom-left'></div><div class='select-bottom-right'></div></div>";
			document.body.appendChild(optionsDiv);
			selects[q].replaced = true;
		}
		all_selects = true;
	}
}

//collecting select options
function populateSelectOptions(me) {
	me._options.innerHTML = "";
	
	for(var w = 0; w < me.options.length; w++) {
		
		var optionHolder = document.createElement('li');
		var optionLink = document.createElement('a');
		var optionTxt;
		if (me.options[w].title.indexOf('image') != -1) {
			optionTxt = document.createElement('img');
			optionSpan = document.createElement('span');
			optionTxt.src = me.options[w].title;
			optionSpan = document.createTextNode(me.options[w].text);
		} else {
			optionTxt = document.createTextNode(me.options[w].text);
		}
		
		optionLink.href = "javascript:showOptions("+me._number+"); selectMe('"+me.id+"',"+w+","+me._number+");";
		if (me.options[w].title.indexOf('image') != -1) {
			optionLink.appendChild(optionTxt);
			optionLink.appendChild(optionSpan);
		} else {
			optionLink.appendChild(optionTxt);
		}
		optionHolder.appendChild(optionLink);
		me._options.appendChild(optionHolder);
		//check for pre-selected items
		if(me.options[w].selected) {
			selectMe(me.id,w,me._number);
		}
	}
	if (me.disabled) {
		me._disabled.style.display = "block";
	}
	else {
		me._disabled.style.display = "none";
	}
}

//selecting me
function selectMe(selectFieldId,linkNo,selectNo) {
	selectField = selects[selectNo];
	for(var k = 0; k < selectField.options.length; k++) {
		if(k==linkNo) {
			selectField.options[k].selected = true;
		}
		else {
			selectField.options[k].selected = false;
		}
	}
	
	//show selected option
	textVar = document.getElementById("mySelectText"+selectNo);
	var newText;
	var optionSpan;
	if (selectField.options[linkNo].title.indexOf('image') != -1) {
		newText = document.createElement('img');
		newText.src = selectField.options[linkNo].title;
		optionSpan = document.createElement('span');
		optionSpan = document.createTextNode(selectField.options[linkNo].text);
	} else {
		newText = document.createTextNode(selectField.options[linkNo].text);
	}
	if (selectField.options[linkNo].title.indexOf('image') != -1) {
		if (textVar.childNodes.length > 1) textVar.removeChild(textVar.childNodes[0]);
		textVar.replaceChild(newText, textVar.childNodes[0]);
		textVar.appendChild(optionSpan);
	} else {
		if (textVar.childNodes.length > 1) textVar.removeChild(textVar.childNodes[0]);
		textVar.replaceChild(newText, textVar.childNodes[0]);
	}
	if (all_selects && selectField.onchange) {
		eval(selectField.onchange());
	}
}
//showing options
function showOptions(g) {
		_elem = document.getElementById("optionsDiv"+g);
		var divArea = document.getElementById("sarea"+g);
		if (active_select && active_select != _elem) {
			active_select.className = active_select.className.replace('optionsDivVisible',' optionsDivInvisible');
			active_select.style.height = "90px";
		}
		if(_elem.className.indexOf("optionsDivInvisible") != -1) {
			_elem.style.left = "-9999px";
			_elem.style.top = findPosY(divArea) + _selectHeight + 'px';
			_elem.className = _elem.className.replace('optionsDivInvisible','');
			_elem.className += " optionsDivVisible";
			/*if (_elem.offsetHeight > 200)
			{
				_elem.style.height = "200px";
			}*/
			_elem.style.left = findPosX(divArea) + 'px';
			
			active_select = _elem;
			if(document.documentElement)
			{
				document.documentElement.onclick = hideSelectOptions;
			}
			else
			{
				window.onclick = hideSelectOptions;
			}
		}
		else if(_elem.className.indexOf("optionsDivVisible") != -1) {
			_elem.style.height = "90px";
			_elem.className = _elem.className.replace('optionsDivVisible','');
			_elem.className += " optionsDivInvisible";
		}
		
		// for mouseout
		/*_elem.timer = false;
		_elem.onmouseover = function() {
			if (this.timer) clearTimeout(this.timer);
		}
		_elem.onmouseout = function() {
			var _this = this;
			this.timer = setTimeout(function(){
				_this.style.height = "auto";
				_this.className = _this.className.replace('optionsDivVisible','');
				if (_elem.className.indexOf('optionsDivInvisible') == -1)
					_this.className += " optionsDivInvisible";
			},200);
		}*/
}

function hideSelectOptions(e)
{
	if(active_select)
	{
		if(!e) e = window.event;
		var _target = (e.target || e.srcElement);
		if(isElementBefore(_target,'selectArea') == 0 && isElementBefore(_target,'optionsDiv') == 0)
		{
			active_select.className = active_select.className.replace('optionsDivVisible', '');
			active_select.className = active_select.className.replace('optionsDivInvisible', '');
			active_select.className += " optionsDivInvisible";
			active_select = false;

			if(document.documentElement)
			{
				document.documentElement.onclick = function(){};
			}
			else
			{
				window.onclick = null;
			}
		}
	}
}

function isElementBefore(_el,_class)
{
	var _parent = _el;	
	do
	{
		_parent = _parent.parentNode;
	}
	while(_parent && _parent.className != null && _parent.className.indexOf(_class) == -1)
	
	if(_parent.className && _parent.className.indexOf(_class) != -1)
	{
		return 1;
	}
	else
	{
		return 0;
	}
	
}

function findPosY(obj) {
	var posTop = 0;
	while (obj.offsetParent) {posTop += obj.offsetTop; obj = obj.offsetParent;}
	return posTop;
}
function findPosX(obj) {
	var posLeft = 0;
	while (obj.offsetParent) {posLeft += obj.offsetLeft; obj = obj.offsetParent;}
	return posLeft;
}

// scrolling gallery plugin
jQuery.fn.scrollGallery = function(_options){
	var _options = jQuery.extend({
		sliderHolder: '>div',
		slider:'>ul',
		slides: '>li',
		pagerLinks:'div.pager a',
		btnPrev:'a.link-prev',
		btnNext:'a.link-next',
		activeClass:'active',
		disabledClass:'disabled',
		generatePagination:'div.pg-holder',
		curNum:'em.scur-num',
		allNum:'em.sall-num',
		circleSlide:true,
		pauseClass:'gallery-paused',
		pauseButton:'none',
		pauseOnHover:true,
		autoRotation:false,
		stopAfterClick:false,
		switchTime:5000,
		duration:650,
		easing:'swing',
		event:'click',
		splitCount:false,
		afterInit:false,
		vertical:false,
		step:false
	},_options);

	return this.each(function(){
		// gallery options
		var _this = jQuery(this);
		var _sliderHolder = jQuery(_options.sliderHolder, _this);
		var _slider = jQuery(_options.slider, _sliderHolder);
		var _slides = jQuery(_options.slides, _slider);
		var _btnPrev = jQuery(_options.btnPrev, _this);
		var _btnNext = jQuery(_options.btnNext, _this);
		var _pagerLinks = jQuery(_options.pagerLinks, _this);
		var _generatePagination = jQuery(_options.generatePagination, _this);
		var _curNum = jQuery(_options.curNum, _this);
		var _allNum = jQuery(_options.allNum, _this);
		var _pauseButton = jQuery(_options.pauseButton, _this);
		var _pauseOnHover = _options.pauseOnHover;
		var _pauseClass = _options.pauseClass;
		var _autoRotation = _options.autoRotation;
		var _activeClass = _options.activeClass;
		var _disabledClass = _options.disabledClass;
		var _easing = _options.easing;
		var _duration = _options.duration;
		var _switchTime = _options.switchTime;
		var _controlEvent = _options.event;
		var _step = _options.step;
		var _vertical = _options.vertical;
		var _circleSlide = _options.circleSlide;
		var _stopAfterClick = _options.stopAfterClick;
		var _afterInit = _options.afterInit;
		var _splitCount = _options.splitCount;

		// gallery init
		if(!_slides.length) return;

		if(_splitCount) {
			var curStep = 0;
			var newSlide = $('<slide>').addClass('split-slide');
			_slides.each(function(){
				newSlide.append(this);
				curStep++;
				if(curStep > _splitCount-1) {
					curStep = 0;
					_slider.append(newSlide);
					newSlide = $('<slide>').addClass('split-slide');
				}
			});
			if(curStep) _slider.append(newSlide);
			_slides = _slider.children();
		}

		var _currentStep = 0;
		var _sumWidth = 0;
		var _sumHeight = 0;
		var _hover = false;
		var _stepWidth;
		var _stepHeight;
		var _stepCount;
		var _offset;
		var _timer;

		_slides.each(function(){
			_sumWidth+=$(this).outerWidth(true);
			_sumHeight+=$(this).outerHeight(true);
		});

		// calculate gallery offset
		function recalcOffsets() {
			if(_vertical) {
				if(_step) {
					_stepHeight = _slides.eq(_currentStep).outerHeight(true);
					_stepCount = Math.ceil((_sumHeight-_sliderHolder.height())/_stepHeight)+1;
					_offset = -_stepHeight*_currentStep;
				} else {
					_stepHeight = _sliderHolder.height();
					_stepCount = Math.ceil(_sumHeight/_stepHeight);
					_offset = -_stepHeight*_currentStep;
					if(_offset < _stepHeight-_sumHeight) _offset = _stepHeight-_sumHeight;
				}
			} else {
				if(_step) {
					_stepWidth = _slides.eq(_currentStep).outerWidth(true)*_step;
					_stepCount = Math.ceil((_sumWidth-_sliderHolder.width())/_stepWidth)+1;
					_offset = -_stepWidth*_currentStep;
					if(_offset < _sliderHolder.width()-_sumWidth) _offset = _sliderHolder.width()-_sumWidth;
				} else {
					_stepWidth = _sliderHolder.width();
					_stepCount = Math.ceil(_sumWidth/_stepWidth);
					_offset = -_stepWidth*_currentStep;
					if(_offset < _stepWidth-_sumWidth) _offset = _stepWidth-_sumWidth;
				}
			}
		}

		// gallery control
		if(_btnPrev.length) {
			_btnPrev.bind(_controlEvent,function(){
				if(_stopAfterClick) stopAutoSlide();
				prevSlide();
				return false;
			});
		}
		if(_btnNext.length) {
			_btnNext.bind(_controlEvent,function(){
				if(_stopAfterClick) stopAutoSlide();
				nextSlide();
				return false;
			});
		}
		if(_generatePagination.length) {
			_generatePagination.empty();
			recalcOffsets();
			var _list = $('<ul />');
			for(var i=0; i<_stepCount; i++) $('<li><a href="#">'+(i+1)+'</a></li>').appendTo(_list);
			_list.appendTo(_generatePagination);
			_pagerLinks = _list.children();
		}
		if(_pagerLinks.length) {
			_pagerLinks.each(function(_ind){
				jQuery(this).bind(_controlEvent,function(){
					if(_currentStep != _ind) {
						if(_stopAfterClick) stopAutoSlide();
						_currentStep = _ind;
						switchSlide();
					}
					return false;
				});
			});
		}

		// gallery animation
		function prevSlide() {
			recalcOffsets();
			if(_currentStep > 0) _currentStep--;
			else if(_circleSlide) _currentStep = _stepCount-1;
			switchSlide();
		}
		function nextSlide() {
			recalcOffsets();
			if(_currentStep < _stepCount-1) _currentStep++;
			else if(_circleSlide) _currentStep = 0;
			switchSlide();
		}
		function refreshStatus() {
			if(_pagerLinks.length) _pagerLinks.removeClass(_activeClass).eq(_currentStep).addClass(_activeClass);
			if(!_circleSlide) {
				_btnPrev.removeClass(_disabledClass);
				_btnNext.removeClass(_disabledClass);
				if(_currentStep == 0) _btnPrev.addClass(_disabledClass);
				if(_currentStep == _stepCount-1) _btnNext.addClass(_disabledClass);
			}
			if(_curNum.length) _curNum.text(_currentStep+1);
			if(_allNum.length) _allNum.text(_stepCount);
		}
		function switchSlide() {
			recalcOffsets();
			if(_vertical) _slider.animate({marginTop:_offset},{duration:_duration,queue:false,easing:_easing});
			else _slider.animate({marginLeft:_offset},{duration:_duration,queue:false,easing:_easing});
			refreshStatus();
			autoSlide();
		}

		// autoslide function
		function stopAutoSlide() {
			if(_timer) clearTimeout(_timer);
			_autoRotation = false;
		}
		function autoSlide() {
			if(!_autoRotation || _hover) return;
			if(_timer) clearTimeout(_timer);
			_timer = setTimeout(nextSlide,_switchTime+_duration);
		}
		if(_pauseOnHover) {
			_this.hover(function(){
				_hover = true;
				if(_timer) clearTimeout(_timer);
			},function(){
				_hover = false;
				autoSlide();
			});
		}
		recalcOffsets();
		refreshStatus();
		autoSlide();

		// pause buttton
		if(_pauseButton.length) {
			_pauseButton.click(function(){
				if(_this.hasClass(_pauseClass)) {
					_this.removeClass(_pauseClass);
					_autoRotation = true;
					autoSlide();
				} else {
					_this.addClass(_pauseClass);
					stopAutoSlide();
				}
				return false;
			});
		}

		if(_afterInit && typeof _afterInit === 'function') _afterInit(_this, _slides);
	});
}