$(document).ready(function(){
  $("#link-back").click(function(){
    history.back();
    return false;
  });
  
	initWorks({
		hold: $('div.content > div.works'),
		link: '> div.works-hold > div.item',
		min: 300
	});
	initWorks({
		hold: $('div.in-content > div.catalog'),
		link: '> div.catalog-hold > div.item',
		min: 220
	});
	$('select.select').customSelect();
});

function initWorks(obj){
	obj.hold.each(function(){
		var hold = $(this);
		var link = hold.find(obj.link);
		
		function initResize(){
			var w = hold.width();
			var count = Math.floor(w/obj.min);
			
			link.css({
				width: w/count
			})
		}
		
		$(window).resize(function(){
			initResize();
		});
		
		initResize();
	});
}

function addButton(obj){
	var hold = obj.hold || $('body');
	var addClass = obj.addClass || '';
	var addHref = obj.addHref || '#';
	var text = obj.text || '';
	var bg = obj.bg || '';
	
	function createEl(){
		var t = $('<a class="'+addClass+'" href="'+addHref+'">'+text+'</a>');
		t.css({
			background: 'url('+bg+') no-repeat scroll 0 0',
			position: 'absolute',
			top:0,
			right:0,
			width: 102,
			height: 102,
			overflow: 'hidden',
			display: 'block',
			textIndent: '-9999px',
			zIndex:2000
		});
		if ($.browser.msie && $.browser.version < 7){
			t.css({
				background: 'none',
				'filter': "progid:DXImageTransform.Microsoft.AlphaImageLoader (src='"+bg+"', sizingMethod='scale')",
				right: -1,
				cursor: 'pointer'
			})
		}
		return t;
	};
	
	hold.append(createEl());
}

jQuery.fn.customSelect = function(_options) {
var _options = jQuery.extend({
	selectStructure: '<div class="selectArea"><div class="selected"></div></div>',
	selectText: '.selected',
	selectBtn: '.selected',
	selectDisabled: '.disabled',
	optStructure: '<div class="select-sub"><ul></ul></div>',
	optList: 'ul'
}, _options);
return this.each(function() {
	var select = jQuery(this);
	if(!select.hasClass('outtaHere')) {
		if(select.is(':visible')) {
			var replaced = jQuery(_options.selectStructure);
			var selectText = replaced.find(_options.selectText);
			var selectBtn = replaced.find(_options.selectBtn);
			var selectDisabled = replaced.find(_options.selectDisabled).hide();
			var optHolder = jQuery(_options.optStructure);
			var optList = optHolder.find(_options.optList);
			if(select.attr('disabled')) selectDisabled.show();
			select.find('option').each(function() {
				var selOpt = $(this);
				var _opt = jQuery('<li><a href="#">' + selOpt.html() + '</a></li>');
				if(selOpt.attr('selected')) {
					selectText.html(selOpt.html());
					_opt.addClass('selected');
				}
				_opt.children('a').click(function() {
					optList.find('li').removeClass('selected');
					select.find('option').removeAttr('selected');
					$(this).parent().addClass('selected');
					selOpt.attr('selected', 'selected');
					selectText.html(selOpt.html());
					select.change();
					optHolder.hide();
					return false;
				});
				optList.append(_opt);
			});
			if (select.attr('title')) selectText.html(select.attr('title'));
			replaced.width(select.outerWidth()+25);
			replaced.insertBefore(select);
			replaced.addClass(select.attr('class'));
				optHolder.css({
					width: select.outerWidth()+25,
					display: 'none',
					position: 'absolute',
					zIndex: 999
				});
			optHolder.addClass(select.attr('class'));
			jQuery(document.body).append(optHolder);
			
			var optTimer;
			replaced.hover(function() {
				if(optTimer) clearTimeout(optTimer);
			}, function() {
				optTimer = setTimeout(function() {
					optHolder.hide();
				}, 200);
			});
			optHolder.hover(function(){
				if(optTimer) clearTimeout(optTimer);
			}, function() {
				optTimer = setTimeout(function() {
					optHolder.hide();
				}, 200);
			});
			selectBtn.click(function() {
				if(optHolder.is(':visible')) {
					optHolder.hide();
				}
				else{
					optHolder.children('ul').css({height:'auto', overflow:'hidden'});
					optHolder.css({
						top: replaced.offset().top + replaced.outerHeight() +2,
						left: replaced.offset().left,
						display: 'block'
					});
					//if(optHolder.children('ul').height() > 100) optHolder.children('ul').css({height:100, overflow:'auto'});
				}
				return false;
			});
			select.addClass('outtaHere');
		}
	}
});
}
jQuery.fn.customRadio = function(_options){
	var _options = jQuery.extend({
		radioStructure: '<span></span>',
		radioDisabled: 'disabled',
		radioDefault: 'radioArea',
		radioChecked: 'radioAreaChecked'
	}, _options);
	return this.each(function(){
		var radio = jQuery(this);
		if(!radio.hasClass('outtaHere') && radio.is(':radio')){
			var replaced = jQuery(_options.radioStructure);
			replaced.addClass(radio.attr('class'));
			this._replaced = replaced;
			if(radio.is(':disabled')) replaced.addClass(_options.radioDisabled);
			else if(radio.is(':checked')) replaced.addClass(_options.radioChecked);
			else replaced.addClass(_options.radioDefault);
			replaced.click(function(){
				if($(this).hasClass(_options.radioDefault)){
					radio.change();
					radio.attr('checked', 'checked');
					changeRadio(radio.get(0));
				}
			});
			radio.click(function(){
				changeRadio(this);
			});
			replaced.insertBefore(radio);
			radio.addClass('outtaHere');
		}
	});
	function changeRadio(_this){
		$('input:radio[name='+$(_this).attr("name")+']').not(_this).each(function(){
			if(this._replaced && !$(this).is(':disabled')) this._replaced.removeClass('radioAreaChecked').removeClass('radioArea').addClass(_options.radioDefault);
		});
		_this._replaced.removeClass('radioAreaChecked').removeClass('radioArea').addClass(_options.radioChecked);
	}
}
jQuery.fn.customCheckbox = function(_options){
	var _options = jQuery.extend({
		checkboxStructure: '<span></span>',
		checkboxDisabled: 'disabled',
		checkboxDefault: 'checkboxArea',
		checkboxChecked: 'checkboxAreaChecked'
	}, _options);
	return this.each(function(){
		var checkbox = jQuery(this);
		if(!checkbox.hasClass('outtaHere') && checkbox.is(':checkbox')){
			var replaced = jQuery(_options.checkboxStructure);
			replaced.addClass(checkbox.attr('class'));
			this._replaced = replaced;
			if(checkbox.is(':disabled')) replaced.addClass(_options.checkboxDisabled);
			else if(checkbox.is(':checked')) replaced.addClass(_options.checkboxChecked);
			else replaced.addClass(_options.checkboxDefault);
			
			replaced.click(function(){
				if(checkbox.is(':checked')) checkbox.removeAttr('checked');
				else checkbox.attr('checked', 'checked');
				changeCheckbox(checkbox);
			});
			checkbox.click(function(){
				changeCheckbox(checkbox);
			});
			replaced.insertBefore(checkbox);
			checkbox.addClass('outtaHere');
		}
	});
	function changeCheckbox(_this){
		if(_this.is(':checked')) _this.get(0)._replaced.removeClass('checkboxArea').removeClass('checkboxAreaChecked').addClass(_options.checkboxChecked);
		else _this.get(0)._replaced.removeClass('checkboxArea').removeClass('checkboxAreaChecked').addClass(_options.checkboxDefault);
	}
	
}