$(document).ready(function()
{
	$(window).ajaxError(function( event, xmlHttpRequest, settings, exception )
	{
		alert( '[ERROR]' + xmlHttpRequest.responseText );
		
	});
	
	$('#homeButton').click( function(event) { $('#contentBodyBox').attr( 'src', 'content/home.html' ); });
	$('#aboutUsButton').click( function(event) { $('#contentBodyBox').attr( 'src', 'content/aboutUs.html' ); });
	$('#servicesButton').click( function(event) { $('#contentBodyBox').attr( 'src', 'content/services.html' ); });
	$('#caseStudyButton').click( function(event) { $('#contentBodyBox').attr( 'src', 'content/caseStudy.html' ); });
	$('#contactUsButton').click( function(event) { $('#contentBodyBox').attr( 'src', 'content/contactUs.html' ); });
});

function execute( command, parameters, responseHandler )
{
	if( !responseHandler )
		responseHandler = function() { };
		
	$.get( '/commands/' + command + '.php', parameters, responseHandler );
}

function request( url, parameters, responseHandler )
{
	if( !responseHandler )
		responseHandler = function(data) { };

	$.get( url, parameters, responseHandler );
}

jQuery.fn.center = function () {
    this.css("position","absolute");
    this.css("top", ( $(window).height() - this.height() ) / 2+$(window).scrollTop() + "px");
    this.css("left", ( $(window).width() - this.width() ) / 2+$(window).scrollLeft() + "px");
    return this;
}

var App = 
{
	requestURL: '/app/request/',
	requestExtension: '.php',
	request: function( id, parameters, resultHandler )
	{
		var url = App.requestURL + id + App.requestExtension;
		$.post( url, parameters, resultHandler ); 
	}
};