function hideDiv(divId)
{
	document.getElementById(divId).style.display = "none";
}

function showDiv(divId)
{
	document.getElementById(divId).style.display = "block";
}

function changeClass(elementId, className)
{
	document.getElementById(elementId).setAttribute("class", className);
}

function switchLoginInfo()
{
	$('#account_options').fadeOut(200, function(){
		setTimeout("$('#login_container').fadeIn(200)", 60);
	});
	setLoginDefaults(document.getElementById('login_email'), 'Электронная почта', true);
	setLoginDefaults(document.getElementById('login_password'), 'Пароль', true);
}

function switchForgotYourPassword()
{
	$('#login_container').fadeOut(200, function(){
		setTimeout("$('#password_forgotten').fadeIn(200)", 60);
	});
	setLoginDefaults(document.getElementById('login_email'), 'Электронная почта', true);
	setLoginDefaults(document.getElementById('login_password'), 'Пароль', true);
	setLoginDefaults(document.getElementById('password_forgotten_email'), 'Электронная почта', true);
}

function switchForgotYourPasswordBack()
{
	$('#password_forgotten').fadeOut(200, function(){
		setTimeout("$('#login_container').fadeIn(200, function(){setLoginDefaults(document.getElementById('password_forgotten_email'), 'Электронная почта', false);})", 60);
		setTimeout("clearForgotYourPasswordErrors()", 65);
		setTimeout("document.getElementById('password_forgotten_notice').style.display = 'none'", 70);
		setTimeout("document.getElementById('password_forgotten_content').style.display = 'block'", 70);
	});
}

function switchLoginInfoBack()
{
	$('#login_container').fadeOut(200, function(){
		setTimeout("$('#account_options').fadeIn(200, function(){setLoginDefaults(document.getElementById('login_email'), 'Электронная почта', false);setLoginDefaults(document.getElementById('login_password'), 'Пароль', false);})", 60);
		setTimeout("clearFieldErrors()", 65);
	});
}

function setLoginDefaults(fieldHandler, fieldValue, checkForEmpty)
{
	if(!checkForEmpty || fieldHandler.value == '')
	{
		fieldHandler.value = fieldValue;
		fieldHandler.style.color = "#bfbfbf";
	}
}

function clearLoginDefaults(fieldHandler, fieldValue, checkForEmpty)
{
	if(!checkForEmpty || fieldHandler.value == fieldValue)
	{
		fieldHandler.value = '';
		fieldHandler.style.color = "gray";
	}
}

function setRegistrationDefaults(fieldHandler, fieldValue, checkForEmpty)
{
	if(!checkForEmpty || fieldHandler.value == '')
	{
		fieldHandler.value = fieldValue;
		fieldHandler.style.color = "#bfbfbf";
		fieldHandler.style.fontStyle = "italic";
	}
}

function clearRegistrationDefaults(fieldHandler, fieldValue, checkForEmpty)
{
	if(!checkForEmpty || fieldHandler.value == fieldValue)
	{
		fieldHandler.value = '';
		fieldHandler.style.color = "black";
		fieldHandler.style.fontStyle = "normal";
	}
}

function checkLogin()
{
	var error = false;
	
	if(document.getElementById('login_email').value == '' || document.getElementById('login_email').value == 'Электронная почта')
	{
		document.getElementById('login_email').style.border = '1px solid #ff0000';
		document.getElementById('login_username_error').innerHTML = 'Пожалуйста, заполни';
		error = true;
	}
	if(document.getElementById('login_password').value == '')
	{
		document.getElementById('login_password').style.border = '1px solid #ff0000';
		document.getElementById('login_password_error').innerHTML = 'Пожалуйста, заполни';
		error = true;
	}
	
	if(error == false)
	{
		var dataString = 'email='+ document.getElementById('login_email').value + '&password=' + document.getElementById('login_password').value;
		$.ajax({
			type: "POST",
			url: "/login",
			data: dataString,
			success: function(msg)
			{
				eval(msg);
			}
		});
	}
}

function checkForgotYourPassword()
{
	if(document.getElementById('password_forgotten_email').value == '' || document.getElementById('password_forgotten_email').value == 'Электронная почта')
	{
		document.getElementById('password_forgotten_email').style.border = '1px solid #ff0000';
		document.getElementById('password_forgotten_email_error').innerHTML = 'Пожалуйста, заполни';
	}
	else
	{
		var dataString = 'email='+ document.getElementById('password_forgotten_email').value;
		$.ajax({
			type: "POST",
			url: "/forgotYourPassword",
			data: dataString,
			success: function(msg)
			{
				eval(msg);
			}
		});
	}
}

function clearForgotYourPasswordErrors()
{
	document.getElementById('password_forgotten_email').style.border = '1px solid #BFBFBF';
	document.getElementById('password_forgotten_email_error').innerHTML = '';
}

function clearFieldErrors()
{
	document.getElementById('login_email').style.border = '1px solid #BFBFBF';
	document.getElementById('login_password').style.border = '1px solid #BFBFBF';
	document.getElementById('login_password_error').innerHTML = '';
	document.getElementById('login_username_error').innerHTML = '';
}

function keepOldPicture(choiceValue)
{
	document.getElementById('registration_keep_old_photo').value = choiceValue;
}

function keepOldPassword(choiceValue)
{
	document.getElementById('registration_keep_old_password').value = choiceValue;
}

function enableMessageToCaptain()
{
	$('#message_to_captain_link').fadeOut(200, function(){
		$('#message_to_captain_form_container').animate({width: 'show'}, 1000, function(){
			$('#message_to_captain_form').fadeIn(200);
		});
	});
}

function disableMessageToCaptain()
{
	$('#message_to_captain_form').fadeOut(200, function(){
		$('#message_to_captain_form_container').animate({width: 'hide'}, 1000, function(){
			$('#message_to_captain_link').fadeIn(200);
		});
	});
	setTimeout("clearMessageToCaptainErrors()", 2000);
}

function flipMessageToCaptain()
{
	if(document.getElementById('message_to_captain_link').style.display == 'none')
		disableMessageToCaptain();
	else
		enableMessageToCaptain();
}

function clearMessageToCaptainErrors()
{
	if(document.getElementById('message_to_captain_error'))
	{
		document.getElementById('message_to_captain_error').innerHTML = '';
		document.getElementById('message_to_captain_error').style.display = 'none';
	}
}

function displayMessageToCaptainNewFields()
{
	hideDiv('message_to_captain_form');
	showDiv('message_to_captain_fields_conf');
}

function submitMessageToCaptain()
{
	if(document.getElementById('message_to_captain_content').value == '')
	{
		document.getElementById('message_to_captain_error').innerHTML = 'Пишите здесь';
		document.getElementById('message_to_captain_error').style.display = 'block';
	}
	else
	{
		clearMessageToCaptainErrors();
		
		var email = document.getElementById('message_to_captain_email').value;
		var phone = document.getElementById('message_to_captain_phone').value;
		
					
			if(!email && !phone)
			{
				email = document.getElementById('message_to_captain_email_conf').value;
				phone = document.getElementById('message_to_captain_phone_conf').value;
			}
			
			if(document.getElementById('sendWithoutEmail').value == 'no' && !email && !phone)
			{
				document.getElementById('sendWithoutEmail').value = 'yes';
				displayMessageToCaptainNewFields();
				return false;
			}
				
				
		var dataString = 'email=' + email + '&phone=' + phone + '&message='+ document.getElementById('message_to_captain_content').value;
		$.ajax({
			type: "POST",
			url: "/messageToCaptain",
			data: dataString,
			success: function(msg)
			{
				eval(msg);
			}
		});
	}
}

function joinGroup(group_id)
{
	$.ajax({
		type: "POST",
		url: "/joinGroup/"+group_id+"/form",
		data: '',
		success: function(msg)
		{
			eval(msg);
		}
	});
}

function joinGroupLink(group_id)
{
	$.ajax({
		type: "POST",
		url: "/joinGroup/"+group_id+'/link',
		data: '',
		success: function(msg)
		{
			eval(msg);
		}
	});
}

function postNewMessage(group_id)
{
  
	var dataString = 'message='+ $('#new_message_content').html();
	$.ajax({
		type: "POST",
		url: "/postMessage/"+group_id,
		data: dataString,
		success: function(msg)
		{
			eval(msg);
		}
	});
}

function reArrangeMessages(group_id, orderMethod)
{
	changeClass('message_sort_desc', 'inactive');
	changeClass('message_sort_asc', 'inactive');

	if(orderMethod == 'ASC')
		changeClass('message_sort_asc', 'active');
	else
		changeClass('message_sort_desc', 'active');
	
	$.ajax({
		type: "POST",
		url: "/rearrangeMessages/"+group_id+"/"+orderMethod,
		data: '',
		success: function(msg)
		{
			document.getElementById('group_messages').innerHTML = msg;
		}
	});
}

function getFreeCruise()
{
	var dataString = '';
	$.ajax({
		type: "POST",
		url: "/getFreeCruise",
		data: dataString,
		success: function(msg)
		{
			eval(msg);
		}
	});
}