$(document).ready(function(){
	loadMasthead();
});

var $masthead;
var mastheads = new Array(6);
for (i=0; i < mastheads.length; ++i)
	mastheads[i] = new Array(2);

mastheads[0][0] = 'masthead_01.jpg';
mastheads[0][1] = 'Does your culture allow all employees to express opinions?';
mastheads[1][0] = 'masthead_02.jpg';
mastheads[1][1] = 'How does your organization celebrate success?';
mastheads[2][0] = 'masthead_03.jpg';
mastheads[2][1] = 'As a leader, what keeps you awake at night?';
mastheads[3][0] = 'masthead_04.jpg';
mastheads[3][1] = 'What competitive advantages do you have?';
mastheads[4][0] = 'masthead_05.jpg';
mastheads[4][1] = 'Who in your organization is responsible for innovation?';
mastheads[5][0] = 'masthead_06.jpg';
mastheads[5][1] = 'How does your organization track trends?';

function loadMasthead() {
	var start = Math.floor(Math.random()*mastheads.length);
	$masthead = $('#masthead img');

		$masthead.attr('alt', mastheads[start][1]).attr('src', 'img/' + mastheads[start][0]).fadeIn(1500);
}


jQuery.preloadImages = function() {
	for(var i=0; i < arguments.length; i++) {
		$('<img>').attr('src', arguments[i]);
	}
}
$.preloadImages('img/masthead_01.jpg', 'img/masthead_02.jpg', 'img/masthead_03.jpg', 'img/masthead_04.jpg', 'img/masthead_05.jpg', 'img/masthead_06.jpg');