$(document).ready(function()
		{
			$("#login").focus();
			
			// We'll catch form submission to do it in AJAX, but this works also with JS disabled
			$('button').click(function(event)
			{
				// Stop full page load
				event.preventDefault();
				
				// Check fields
				var login = $('#login').val();
				var pass = $('#pass').val();
				
				if (!login || login.length == 0)
				{
					$('#login-block').removeBlockMessages().blockMessage('Please enter your user name', {type: 'warning'});
				}
				else if (!pass || pass.length == 0)
				{
					$('#login-block').removeBlockMessages().blockMessage('Please enter your password', {type: 'warning'});
				}
				else
				{
					var submitBt = $(this).find('button[type=button]');
					submitBt.disableBt();
					
					// Target url
					var target = $('#login-form').attr('action');
										
					// Request
					var data = {
						a: $('#a').val(),
						login: login,
						password: pass,
						refresher: new Date()
					};
					
					// Start timer
					var sendTimer = new Date().getTime();
					
					// Send
					$.ajax({
						url: target,
						dataType: 'json',
						type: 'POST',
						data: data,
						cache: false,
						success: function(data, textStatus, XMLHttpRequest)
						{
							if (data.valid)
							{
								// Small timer to allow the 'cheking login' message to show when server is too fast
								var receiveTimer = new Date().getTime();
								if (receiveTimer-sendTimer < 500)
								{
									setTimeout(function()
									{
										document.location.href = data.redirect;
										
									}, 500-(receiveTimer-sendTimer));
								}
								else
								{
									document.location.href = data.redirect;
								}
							}
							else
							{
								// Message
								$('#login-block').removeBlockMessages().blockMessage(data.exception || 'An unexpected error occured, please try again', {type: 'error'});
								
								submitBt.enableBt();
							}
						},
						error: function(XMLHttpRequest, textStatus, errorThrown)
						{
							// Message
							$('#login-block').removeBlockMessages().blockMessage('Error while contacting server, please try again', {type: 'error'});
							
							submitBt.enableBt();
						}
					});
					
					// Message
					$('#login-block').removeBlockMessages().blockMessage('Please wait, cheking login...', {type: 'loading'});
				}
			});
		});