// initPage
$(function(){
	initClear();
	initCustomForms();
	initFadeGallery();
	initDrop();
	initCon();
});

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

// initFadeGallery
function initFadeGallery(){
	$('div.gallery').fadeGallery({
		slideElements:'.gallery-list >li',
		pagerHold: 'div.switcher',
		pagerLinks:'div.switcher ul li',
		pagerGener: true,
		autoRotation:true,
		autoHeight:false,
		switchTime:5000
	});
}

// initDrop
function initDrop(){
	var speed = 400;
	var hoverClass = 'hover';
	$('#top-list').each(function(){
		var wrapp = $(this);
		var elements = wrapp.find('>li');
		elements.each(function(){
			var element = $(this);
			var drop = element.find('.drop-hold');
			if(drop.length){
				var height = drop.height();
				drop.css({height:0});
				
				element.hover(function(){
					element.addClass(hoverClass);
					drop.stop().animate({height:height},{duration:speed});
				},function(){
					drop.stop().animate({height:0},{duration:speed, complete:function(){
						element.removeClass(hoverClass);
					}});
				})
			}
		})
	})
}

// initDrop
function initCon(){
	var speed = 400;
	var hoverClass = 'hover-drop';
	$('.pages-row').each(function(){
		var wrapp = $(this);
		var drop = wrapp.find('.drop-hold');
		if(drop.length){
			var height = drop.height();
			drop.css({height:0});
			
			wrapp.hover(function(){
				wrapp.addClass(hoverClass);
				drop.stop().animate({height:height},{duration:speed});
			},function(){
				drop.stop().animate({height:0},{duration:speed, complete:function(){
					wrapp.removeClass(hoverClass);
				}});
			})
		}
	})
}

// clearForm
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)) {
				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)) {
				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";
	}
}

// custom forms script
var maxVisibleOptions = 15;
var all_selects = false;
var active_select = null;
var selectText = "please select";

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

	// hide drop when scrolling or resizing window
	if (window.addEventListener) {
		window.addEventListener("scroll", hideActiveSelectDrop, false);
		window.addEventListener("resize", hideActiveSelectDrop, false);
	}
	else if (window.attachEvent) {
		window.attachEvent("onscroll", hideActiveSelectDrop);
		window.attachEvent("onresize", hideActiveSelectDrop);
	}
}

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++) {
		if(document.forms[nf].className.indexOf("default") < 0) {
			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]) {
			if(radios[q].checked) {
				radioLabels[q].className += "radioAreaCheckedLabel";
			}
			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; 
			}
			if(radioLabels[q]) {
				radioLabels[q].className = radioLabels[q].className.replace("radioAreaCheckedLabel","");
			}
		}
		radios[who].checked = true; 
		if(radioLabels[who] && radioLabels[who].className.indexOf("radioAreaCheckedLabel") < 0) {
			radioLabels[who].className += " radioAreaCheckedLabel";
		}
		checkRadios(who);
		
		if(window.$ && window.$.fn) {
			$(radios[who]).trigger('change');
		}
	}
}

//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";
			if(checkboxLabels[q]) {
				checkboxLabels[q].className += " checkboxAreaCheckedLabel"
			}
		}
		else {
			checkboxArea.className = "checkboxArea";
		}
		checkboxArea.id = "myCheckbox" + q;
		checkboxes[q].parentNode.insertBefore(checkboxArea, checkboxes[q]);
		checkboxes[q]._ca = checkboxArea;
		checkboxArea.onclick = 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;
	}
	if(checkboxLabels[who]) {
		if(checkboxes[who].checked) {
			if(checkboxLabels[who].className.indexOf("checkboxAreaCheckedLabel") < 0) {
				checkboxLabels[who].className += " checkboxAreaCheckedLabel";
			}
		} else {
			checkboxLabels[who].className = checkboxLabels[who].className.replace("checkboxAreaCheckedLabel", "");
		}
	}
	
}

//changing checkboxes
function changeCheckboxes(who) {
	setTimeout(function(){
		if(checkboxes[who].checked) {
			checkCheckboxes(who, true);
		} else {
			checkCheckboxes(who, false);
		}
	},10);
}

// 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);
	if(window.$ && window.$.fn) {
		$(checkboxes[who]).trigger('change');
	}
}

// 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
}

// replace selects
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);

			//insert select div
			selects[q].parentNode.insertBefore(selectArea, selects[q]);
			//build & place options div

			var optionsDiv = document.createElement("div");
			var optionsList = document.createElement("ul");
			var optionsListHolder = document.createElement("div");
			
			optionsListHolder.className = "select-center";
			optionsListHolder.innerHTML =  "<div class='select-center-right'></div>";
			optionsDiv.innerHTML += "<div class='select-top'><div class='select-top-left'></div><div class='select-top-right'></div></div>";
			
			optionsListHolder.appendChild(optionsList);
			optionsDiv.appendChild(optionsListHolder);
			
			selects[q]._optionsDiv = optionsDiv;
			selects[q]._options = optionsList;

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

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

			if(selects[q].className.length) {
				optionsDiv.className += ' drop-'+selects[q].className;
			}

			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;
			
			// too many options
			if(selects[q].options.length > maxVisibleOptions) {
				optionsDiv.className += ' optionsDivScroll';
			}
			
			//hide the select field
			if(selects[q].className.indexOf('default') != -1) {
				selectArea.style.display = 'none';
			} else {
				selects[q].className += " outtaHere";
			}
		}
	}
	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);
		}
		
		// hidden default option
		if(me.options[w].className.indexOf('default') != -1) {
			optionHolder.style.display = 'none'
		}
		
		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,true);
		}
	}
	if (me.disabled) {
		me._disabled.style.display = "block";
	} else {
		me._disabled.style.display = "none";
	}
}

//selecting me
function selectMe(selectFieldId,linkNo,selectNo,quiet) {
	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 (!quiet && all_selects) {
		if(typeof selectField.onchange === 'function') {
			selectField.onchange();
		}
		if(window.$ && window.$.fn) {
			$(selectField).trigger('change');
		}
	}
}

//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 = "auto";
	}
	if(_elem.className.indexOf("optionsDivInvisible") != -1) {
		_elem.style.left = "-9999px";
		_elem.style.top = findPosY(divArea) + divArea.offsetHeight + '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(_elem._parent.className.indexOf('selectAreaActive') < 0) {
			_elem._parent.className += ' selectAreaActive';
		}
		
		if(document.documentElement) {
			document.documentElement.onclick = hideSelectOptions;
		} else {
			window.onclick = hideSelectOptions;
		}
	}
	else if(_elem.className.indexOf("optionsDivVisible") != -1) {
		hideActiveSelectDrop();
	}
	
	// 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 hideActiveSelectDrop() {
	if(active_select) {
		active_select.style.height = "auto";
		active_select.className = active_select.className.replace('optionsDivVisible', '');
		active_select.className = active_select.className.replace('optionsDivInvisible', '');
		active_select._parent.className = active_select._parent.className.replace('selectAreaActive','')
		active_select.className += " optionsDivInvisible";
		active_select = false;
	}
}

function hideSelectOptions(e) {
	if(active_select) {
		if(!e) e = window.event;
		var _target = (e.target || e.srcElement);
		if(!isElementBefore(_target,'selectArea') && !isElementBefore(_target,'optionsDiv')) {
			hideActiveSelectDrop();
			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)
	return _parent.className && _parent.className.indexOf(_class) != -1;
}

function findPosY(obj) {
	if (obj.getBoundingClientRect) {
		var scrollTop = window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop;
		var clientTop = document.documentElement.clientTop || document.body.clientTop || 0;
		return Math.round(obj.getBoundingClientRect().top + scrollTop - clientTop);
	} else {
		var posTop = 0;
		while (obj.offsetParent) {posTop += obj.offsetTop; obj = obj.offsetParent;}
		return posTop;
	}
}

function findPosX(obj) {
	if (obj.getBoundingClientRect) {
		var scrollLeft = window.pageXOffset || document.documentElement.scrollLeft || document.body.scrollLeft;
		var clientLeft = document.documentElement.clientLeft || document.body.clientLeft || 0;
		return Math.round(obj.getBoundingClientRect().left + scrollLeft - clientLeft);
	} else {
		var posLeft = 0;
		while (obj.offsetParent) {posLeft += obj.offsetLeft; obj = obj.offsetParent;}
		return posLeft;
	}
}

// mobile browsers detect
browserPlatform = {
	platforms: [
		{ uaString:['symbian','midp'], cssFile:'symbian.css' }, // Symbian phones
		{ uaString:['opera','mobi'], cssFile:'opera.css' }, // Opera Mobile
		{ uaString:['msie','ppc'], cssFile:'ieppc.css' }, // IE Mobile <6
		{ uaString:'iemobile', cssFile:'iemobile.css' }, // IE Mobile 6+
		{ uaString:'webos', cssFile:'webos.css' }, // Palm WebOS
		{ uaString:'Android', cssFile:'android.css' }, // Android
		{ uaString:['BlackBerry','/6.0','mobi'], cssFile:'blackberry6.css' },	// Blackberry 6
		{ uaString:['BlackBerry','/7.0','mobi'], cssFile:'blackberry7.css' },	// Blackberry 7+
		{ uaString:'ipad', cssFile:'ipad.css', miscHead:'<meta name="viewport" content="width=device-width" />' }, // iPad
		{ uaString:['safari','mobi'], cssFile:'safari.css', miscHead:'<meta name="viewport" content="width=device-width" />' } // iPhone and other webkit browsers
	],
	options: {
		cssPath:'css/',
		mobileCSS:'allmobile.css'
	},
	init:function(){
		this.checkMobile();
		this.parsePlatforms();
		return this;
	},
	checkMobile: function() {
		if(this.uaMatch('mobi') || this.uaMatch('midp') || this.uaMatch('ppc') || this.uaMatch('webos')) {
			this.attachStyles({cssFile:this.options.mobileCSS});
		}
	},
	parsePlatforms: function() {
		for(var i = 0; i < this.platforms.length; i++) {
			if(typeof this.platforms[i].uaString === 'string') {
				if(this.uaMatch(this.platforms[i].uaString)) {
					this.attachStyles(this.platforms[i]);
					break;
				}
			} else {
				for(var j = 0, allMatch = true; j < this.platforms[i].uaString.length; j++) {
					if(!this.uaMatch(this.platforms[i].uaString[j])) {
						allMatch = false;
					}
				}
				if(allMatch) {
					this.attachStyles(this.platforms[i]);
					break;
				}
			}
		}
	},
	attachStyles: function(platform) {
		var head = document.getElementsByTagName('head')[0], fragment;
		var cssText = '<link rel="stylesheet" href="' + this.options.cssPath + platform.cssFile + '" type="text/css"/>';
		var miscText = platform.miscHead;
		if(platform.cssFile) {
			if(document.body) {
				fragment = document.createElement('div');
				fragment.innerHTML = cssText;
				head.appendChild(fragment.childNodes[0]);
			} else {
				document.write(cssText);
			}
		}
		if(platform.miscHead) {
			if(document.body) {
				fragment = document.createElement('div');
				fragment.innerHTML = miscText;
				head.appendChild(fragment.childNodes[0]);
			} else {
				document.write(miscText);
			}
		}
	},
	uaMatch:function(str) {
		if(!this.ua) {
			this.ua = navigator.userAgent.toLowerCase();
		}
		return this.ua.indexOf(str.toLowerCase()) != -1;
	}
}.init();

// slideshow plugin
jQuery.fn.fadeGallery = function(_options){
	var _options = jQuery.extend({
		slideElements:'div.slides > div.slide',
		pagerGener: false,
		pagerHold: false,
		pagerLinks:'ul.nav-list li',
		btnNext:'a.btn-next',
		btnPrev:'a.btn-prev',
		btnPlayPause:'a.play-pause',
		btnPlay:'a.play',
		btnPause:'a.pause',
		pausedClass:'paused',
		disabledClass: 'disabled',
		playClass:'playing',
		activeClass:'active',
		currentNum:false,
		allNum:false,
		startSlide:null,
		noCircle:false,
		caption:'ul.caption > li',
		pauseOnHover:false,
		autoRotation:false,
		autoHeight:false,
		onChange:false,
		switchTime:3000,
		duration:650,
		event:'click'
	},_options);

	return this.each(function(){
		// gallery options
		var _this = jQuery(this);
		var _slides = jQuery(_options.slideElements, _this);
		var _btnPrev = jQuery(_options.btnPrev, _this);
		var _btnNext = jQuery(_options.btnNext, _this);
		var _btnPlayPause = jQuery(_options.btnPlayPause, _this);
		var _btnPause = jQuery(_options.btnPause, _this);
		var _btnPlay = jQuery(_options.btnPlay, _this);
		var _pauseOnHover = _options.pauseOnHover;
		var _autoRotation = _options.autoRotation;
		var _activeClass = _options.activeClass;
		var _disabledClass = _options.disabledClass;
		var _pausedClass = _options.pausedClass;
		var _playClass = _options.playClass;
		var _autoHeight = _options.autoHeight;
		var _duration = _options.duration;
		var _switchTime = _options.switchTime;
		var _controlEvent = _options.event;
		var _currentNum = (_options.currentNum ? jQuery(_options.currentNum, _this) : false);
		var _allNum = (_options.allNum ? jQuery(_options.allNum, _this) : false);
		var _startSlide = _options.startSlide;
		var _noCycle = _options.noCircle;
		var _onChange = _options.onChange;
		var _pagerGener = _options.pagerGener;
		var _pagerHold = jQuery(_options.pagerHold,_this);
		var _caption = jQuery(_options.caption,_this);
		var _paging = '';
		if(_pagerGener){
			for(var i=0; i< _slides.length; i++){
				_paging += '<li><a href="#">'+(i+1)+'</a></li>';
			}
			_pagerHold.html('<ul>'+_paging+'</ul>');
		}
		var _pagerLinks = jQuery(_options.pagerLinks, _this);
		// gallery init
		var _hover = false;
		var _prevIndex = 0;
		var _currentIndex = 0;
		var _slideCount = _slides.length;
		var _timer;
		if(_slideCount < 2) return;

		_prevIndex = _slides.index(_slides.filter('.'+_activeClass));
		if(_prevIndex < 0) _prevIndex = _currentIndex = 0;
		else _currentIndex = _prevIndex;
		if(_startSlide != null) {
			if(_startSlide == 'random') _prevIndex = _currentIndex = Math.floor(Math.random()*_slideCount);
			else _prevIndex = _currentIndex = parseInt(_startSlide);
		}
		_slides.hide().eq(_currentIndex).show();
		_caption.hide().eq(_currentIndex).show();
		if(_autoRotation) _this.removeClass(_pausedClass).addClass(_playClass);
		else _this.removeClass(_playClass).addClass(_pausedClass);

		// gallery control
		if(_btnPrev.length) {
			_btnPrev.bind(_controlEvent,function(){
				prevSlide();
				return false;
			});
		}
		if(_btnNext.length) {
			_btnNext.bind(_controlEvent,function(){
				nextSlide();
				return false;
			});
		}
		if(_pagerLinks.length) {
			_pagerLinks.each(function(_ind){
				jQuery(this).bind(_controlEvent,function(){
					if(_currentIndex != _ind) {
						_prevIndex = _currentIndex;
						_currentIndex = _ind;
						switchSlide();
					}
					return false;
				});
			});
		}

		// play pause section
		if(_btnPlayPause.length) {
			_btnPlayPause.bind(_controlEvent,function(){
				if(_this.hasClass(_pausedClass)) {
					_this.removeClass(_pausedClass).addClass(_playClass);
					_autoRotation = true;
					autoSlide();
				} else {
					_autoRotation = false;
					if(_timer) clearTimeout(_timer);
					_this.removeClass(_playClass).addClass(_pausedClass);
				}
				return false;
			});
		}
		if(_btnPlay.length) {
			_btnPlay.bind(_controlEvent,function(){
				_this.removeClass(_pausedClass).addClass(_playClass);
				_autoRotation = true;
				autoSlide();
				return false;
			});
		}
		if(_btnPause.length) {
			_btnPause.bind(_controlEvent,function(){
				_autoRotation = false;
				if(_timer) clearTimeout(_timer);
				_this.removeClass(_playClass).addClass(_pausedClass);
				return false;
			});
		}
		// gallery animation
		function prevSlide() {
			_prevIndex = _currentIndex;
			if(_currentIndex > 0) _currentIndex--;
			else {
				if(_noCycle) return;
				else _currentIndex = _slideCount-1;
			}
			switchSlide();
		}
		function nextSlide() {
			_prevIndex = _currentIndex;
			if(_currentIndex < _slideCount-1) _currentIndex++;
			else {
				if(_noCycle) return;
				else _currentIndex = 0;
			}
			switchSlide();
		}
		function refreshStatus() {
			if(_pagerLinks.length) _pagerLinks.removeClass(_activeClass).eq(_currentIndex).addClass(_activeClass);
			if(_currentNum) _currentNum.text(_currentIndex+1);
			if(_allNum) _allNum.text(_slideCount);
			_slides.eq(_prevIndex).removeClass(_activeClass);
			_slides.eq(_currentIndex).addClass(_activeClass);
			if(_noCycle) {
				if(_btnPrev.length) {
					if(_currentIndex == 0) _btnPrev.addClass(_disabledClass);
					else _btnPrev.removeClass(_disabledClass);
				}
				if(_btnNext.length) {
					if(_currentIndex == _slideCount-1) _btnNext.addClass(_disabledClass);
					else _btnNext.removeClass(_disabledClass);
				}
			}
			if(typeof _onChange === 'function') {
				_onChange(_this, _currentIndex);
			}
		}
		function switchSlide() {
			_slides.eq(_prevIndex).stop().animate({opacity:0},{duration: _duration, queue: false,complete:function(){
				jQuery(this).css({display:'none'});
			}})
			_slides.eq(_currentIndex).stop().css({display:'block',opacity:0}).animate({opacity:1},{duration: _duration, queue: false,complete:function(){
				jQuery(this).css({opacity:''});
			}})
			_caption.eq(_prevIndex).fadeOut();
			_caption.eq(_currentIndex).fadeIn();
			if(_autoHeight) _slides.eq(_currentIndex).parent().animate({height:_slides.eq(_currentIndex).outerHeight(true)},{duration:_duration,queue:false});
			refreshStatus();
			autoSlide();
		}

		// autoslide function
		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();
			});
		}
		refreshStatus();
		autoSlide();
	});
};