var page_id=location.pathname.replace(/\//g, '-').substr(1);
if (page_id.substr(page_id.length-1, 1)=='-') { page_id=page_id+'index.html'; }

$(document).ready(function() {
	$.ajax({
		type: "GET",
		url: '/comments.php?form&page_id='+page_id,
		success: function(html) {
			document.getElementById('commentFormContent').innerHTML= html;
			$('#commentForm').submit(function() {
				if ($('#name').val()=='') {
					alert("Введите свое имя!");
					return false;
				}
				if ($('#comment').val()=='') {
					alert("Введите текст сообщения!");
					return false;
				}
				if ($('#secpic').val()=='') {
					alert("Введите защитный код!");
					return false;
				}
				$.blockUI();
				$(this).ajaxSubmit({success: processJson, dataType: 'xml'});
				return false;
			});
		}
	});

	$.ajax({
		type: "GET",
		dataType: 'text',
		url: '/comments.php?page_id='+page_id,
		success: function(html) {
			//alert(html);
			showComment(html);
		}
	});
});


function showComment(content) {

	content = '<div id="comment_pager_top"></div><br><table id="comments_table" class=com border=0>'+content+'</table><div id="comment_pager_bootom"></div><br><small><a href="http://alcom.16mb.com"></a></small>';

	document.getElementById('comments_div').innerHTML = content;

	var table = document.getElementById('comments_table');
	count_page = Math.ceil(table.getElementsByTagName('tr').length/(4*20));

	if (count_page > 1) {
		pager_content = '';
		for(var i=0; i<count_page; i++) {
			pager_content = pager_content + '&nbsp;<a href="javascript:showPage('+(i+1)+')" class="com"><b>'+(i+1)+'</b></a>&nbsp;';
		}
		document.getElementById('comment_pager_top').innerHTML = pager_content;
		document.getElementById('comment_pager_bootom').innerHTML = pager_content;
	}
	showPage(1);
}

function showPage(page) {
	var table = document.getElementById('comments_table');
	var trList = table.getElementsByTagName('tr');

	p = page - 1;
	s = p*20*4;
	e = s + (20*4);
	npost=1;

	for (var i=0; i<trList.length; i++) {
		if ((i) % 4 == 4) {
			trList[i].getElementsByTagName('td')[0].innerHTML='<i>'+npost+'<i>';
			npost++;
		}
		if (i<s || i>=e) {trList[i].style.display='none';} else {trList[i].style.display='';}
	}
}


function processJson(answer) {
	result = $(answer).find('result').text();
	$.unblockUI();
	if (result == 'success') {
		$("#name").val('');
		$("#email").val('');
		$("#comment").val('');

		$.ajax({
			type: "GET",
			url: '/comments1/'+page_id+'?'+Math.random(),
			success: function(html) {showComment(html);}
		});
		document.getElementById('secpic_img').src = '/comments.php?secpic&' + Math.random();
		//alert('Ваш комментарий добавлен!\n\nСледующий комментарий можно добваить через пару минут!');
		javascript:location.reload();
	} else {
		error = $(answer).find('error').text();
		document.getElementById('secpic_img').src = '/comments.php?secpic&' + Math.random();
		$("#secpic").val('');
		alert(error);
	}
}

function isNotMax(e) {
	e = e || window.event;
	var target = e.target || e.srcElement;
	var code=e.keyCode?e.keyCode:(e.which?e.which:e.charCode)
	switch (code) {
		case 13:
		case 8:
		case 9:
		case 46:
		case 37:
		case 38:
		case 39:
		case 40:
		document.getElementById('countchars').innerHTML=500-target.value.length;
		return true;
	}
	document.getElementById('countchars').innerHTML=500-target.value.length;
	return target.value.length < target.getAttribute('maxlength');
}