var engrus = {
	cols:	function (data)
	{
		var enw = $('#en-width').text()
		var ruw = $('#ru-width').text()
		var length = (data.eng.length >= data.rus.length) ? data.eng.length : data.rus.length
		var out = "<"+"tab"+"le"+">"
		for (var i = 0; i<length; i++)
		{
			out += "<"+"t"+"r"+">"
			out += "  <"+"td style='width:"+enw+"'>"+ data.eng[i] +"<"+"/t"+"d>"
			out += "  <"+"td style='width:"+ruw+"' class='rus'><d"+"iv class='hide'>"+ data.rus[i] +"</di"+"v></t"+"d>"
			out += "<"+"/"+"t"+"r"+">"
		}
		out += "<"+"/"+"ta"+"ble>"
		return out
	},
	buttons: function (mode) {
		var buttons = {
			"onoff" :
				"<span class='selected'>English</span> | <span onclick='engrus.onon()'>English and Russian</span>",
			"onon" :
				"<span onclick='engrus.onoff()'>English</span> | <span class='selected'>English and Russian</span>"
		}
		return buttons[mode]
	},
	onon: function () {
		$("#eng-rus").attr("class","on-on")
		$(".trigger").html(engrus.buttons("onon"))
		engrus.init()
	},
	onoff: function () {
		$("#eng-rus").attr("class","on-off")
		$(".trigger").html(engrus.buttons("onoff"))
		engrus.init()
	},
	offon: function ()
	{
		$("#eng-rus").attr("class","off-on")
		$(".trigger").html(engrus.buttons("offon"))
		engrus.init()
	},
	sep: function (selector)
	{
		var rus = []
		var eng = []
		$(selector).each(function() {
			var html = $(this).html()
			if (html.match(/[А-Яа-я]/)) {
				rus.push('<'+this.nodeName+'>'+html+'</'+this.nodeName+'>')
			} else {
				eng.push('<'+this.nodeName+'>'+html+'</'+this.nodeName+'>')
			}
		})
		return {"eng": eng, "rus": rus}
	},
	make: function ()
	{
		if ($("#eng-rus").length < 1)
		{
			$(".trigger-bar .trigger").remove()
			return
		}
		
		$(".trigger-bar .trigger").html( engrus.buttons("onon") )
		
		engrus.init()
		
		body = engrus.sep("#eng-rus .body > *")
		$("#eng-rus .body").html( engrus.cols(body) )
		
		if ( $('#eng-rus .excerpt').length > 0 )
		{
			excerpt = engrus.sep("#eng-rus .excerpt > *")
			$("#eng-rus .excerpt").html( engrus.cols(excerpt) )
		}

		$("#eng-rus").css("display", "block")
	},
	init: function() {
		$(".trigger-bar .trigger span").hover(function(){
		  $(this).addClass("hover")
		},function () {
		  $(this).removeClass("hover")
		})
	}
	
}

function txp_section ()
{
	return $("body").attr("id")
}

$(function()
{
	switch (txp_section())
	{
		case "default": 
			engrus.ruru = false
		case "about":
		case "grammar":
		case "hobby":
		case "phonetics":
		case "phrases":
		case "vocabulary":
		case "writing":
		case "idioms":
			engrus.make()
			break
		case "letters":
			$(".trigger-bar .trigger").remove()
			if ($("form.zemContactForm").length > 0)
			{
				$("form.zemContactForm input:submit")[0].disabled = true
				$("form.zemContactForm .zemRequired").not("label").keyup( set_submit )
			}
	}

})

function set_submit () {

	$("form.zemContactForm input:submit")[0].disabled = false

	$.each(
		$("form.zemContactForm .zemRequired").not("label").not("select"),
		function(){
			if ($.trim(this.value).length < 3)
			$("form.zemContactForm input:submit")[0].disabled = true
		}
	)
}