// when the DOM is ready...
$(document).ready(function () {

	$.preloadCssImages();

	$(document).ajaxError(function(){
	    if (window.console && window.console.error) {
	        console.error(arguments);
	    }
	});

function isChecked() {
	var $this = $(this);
	$this.nextAll(":button").attr('disabled', false);
}
$('.panel :radio')
	.attr("checked", false)
	.click(isChecked);
$('.panel button').
	attr("disabled", true);


var $panels = $('#scroller .scrollContainer > div');
var $container = $('#scroller .scrollContainer');

// if false, we'll float all the panels left and fix the width 
// of the container
var horizontal = true;

// float the panels left if we're going horizontal
if (horizontal) {
  $panels.css({
    'float' : 'left',
    'position' : 'relative' // IE fix to ensure overflow is hidden
  });
  
  // calculate a new width for the container (so it holds all panels)
  $container.css('width', $panels[0].offsetWidth * $panels.length);
}

// collect the scroll object, at the same time apply the hidden overflow
// to remove the default scrollbars that will appear
var $scroll = $('#scroller .scroll').css('overflow', 'hidden');

// offset is used to move to *exactly* the right place, since I'm using
// padding on my example, I need to subtract the amount of padding to
// the offset.  Try removing this to get a good idea of the effect
var offset = parseInt((horizontal ? 
  $container.css('paddingTop') : 
  $container.css('paddingLeft')) 
  || 0) * -1;


var scrollOptions = {
  target: $scroll, // the element that has the overflow
  
  // can be a selector which will be relative to the target
  items: $panels,
    
  // selectors are NOT relative to document, i.e. make sure they're unique
  next: '.question_button',
  
  // allow the scroll effect to run both directions
  axis: 'xy',
  
  offset: offset,
  
  // duration of the sliding effect
  duration: 500,
  
  // easing - can be used with the easing plugin: 
  // http://gsgd.co.uk/sandbox/jquery/easing/
  easing: 'swing'
};

// apply serialScroll to the scroller - we chose this plugin because it 
// supports// the indexed next and previous scroll along with hooking 
// in to our navigation.
$('#scroller').serialScroll(scrollOptions);

// now apply localScroll to hook any other arbitrary links to trigger 
// the effect
$.localScroll(scrollOptions);

// finally, if the URL has a hash, move the scroller in to position, 
// setting the duration to 1 because I don't want it to scroll in the
// very first page load.  We don't always need this, but it ensures
// the positioning is absolutely spot on when the pages loads.
scrollOptions.duration = 1;
$.localScroll.hash(scrollOptions);

$("#question_4_button").click(function() {
	var question_1 = $("input[@name=question_1]:checked").val();
	var question_2 = $("input[@name=question_2]:checked").val();
	var question_3 = $("input[@name=question_3]:checked").val();
	var question_4 = $("input[@name=question_4]:checked").val();

	var dataString = 'question_1='+ question_1 + '&question_2=' + question_2 + '&question_3=' + question_3 + '&question_4=' + question_4;

	$.ajax({
		type: "POST",
		url: "bin/questionnaire.php",
		data: dataString,
		success: function(data) {
			$('#result').html(data);
			$('.question_button').click();
		}
	});
	return false;
});

});