jQuery(function(){
	hoverForIE6('#nav li', 'hover');
	clearFormFields({
		clearInputs: true,
		clearTextareas: true,
		passwordFieldText: false,
		addClassFocus: "focus",
		filterClass: "default"
	});
	initPlugins()
});
function hoverForIE6(_list, _class) {
	var _hoverClass = 'hover';
	if(_class) _hoverClass = _class;
	if (jQuery.browser.msie && jQuery.browser.version < 7) {
		jQuery(_list).hover(function(){
			jQuery(this).addClass(_hoverClass);
		},function(){
			jQuery(this).removeClass(_hoverClass);
		});
	}
}

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";
	}
}

// plugins init
function initPlugins(){
	jQuery('ul.tabset').jqueryTabs({
		addToParent:false,
		holdHeight:false,
		activeClass:'active',
		tabLinks:'a.tab',
		fadeSpeed:0
	});
}

// jquery tabs plugin
jQuery.fn.jqueryTabs = function(_options){
	// default options
	var _options = jQuery.extend({
		addToParent:false,
		holdHeight:false,
		activeClass:'active',
		tabLinks:'a.tab',
		fadeSpeed:300,
		event:'click'
	},_options);

	return this.each(function(){
		var _holder = jQuery(this);
		var _fadeSpeed = _options.fadeSpeed;
		var _activeClass = _options.activeClass;
		var _addToParent = _options.addToParent;
		var _holdHeight = _options.holdHeight;
		var _tabLinks = jQuery(_options.tabLinks, _holder);
		var _tabset = (_addToParent ? _tabLinks.parent() : _tabLinks);
		var _event = _options.event;
		var _animating = false;

		// tabs init
		_tabLinks.each(function(){
			var _tmpLink = jQuery(this);
			var _tmpTab = jQuery(_tmpLink.attr('href'));
			var _classItem = (_addToParent ? _tmpLink.parent() : _tmpLink);
			if(_tmpTab.length) {
				if(_classItem.hasClass(_activeClass)) _tmpTab.show();
				else _tmpTab.hide();
			}
		});

		// tab switcher
		function switchTab(_switcher) {
			if(!_animating) {
				var _link = jQuery(_switcher);
				var _newItem = (_addToParent ? _link.parent() : _link);
				var _newTab = jQuery(_link.attr('href'));
				if(_newItem.hasClass(_activeClass)) return;

				var _oldItem = jQuery(_addToParent ? _tabset : _tabLinks).filter('.'+_activeClass);
				var _oldTab = jQuery(jQuery(_addToParent ? _oldItem.children('a') : _oldItem).attr('href'));
				if(_newTab.length) {
					_animating = true;
					if(_oldItem.length) {
						_newItem.addClass(_activeClass);
						_oldItem.removeClass(_activeClass);

						var _parent = _oldTab.parent();
						if(_holdHeight) _parent.css({height:_parent.height()});

						_oldTab.fadeOut(_fadeSpeed,function(){
							_newTab.fadeIn(_fadeSpeed,function(){
								_animating = false;
							});
							if(_holdHeight) _parent.css({height:'auto'});
						});
					} else {
						_newItem.addClass(_activeClass);
						_newTab.fadeIn(_fadeSpeed,function(){
							_animating = false;
						});
					}
				}
			}
		}

		// control
		_tabLinks.each(function(){
			jQuery(this).bind(_event,function(){
				switchTab(this);
				return false;
			});
		});
	});
}