// gaelictech.js
var hdrimgArray = new Array();
var hdrimgElem = -1;
var currentHdrimgElem = -1;
$(document).ready(function() {
	
	// load header image array
	$.get('/i/hdrimgs.xml', function(data) {
		$('hdrimgs hdrimg', data).each(function() {
			hdrimgArray[++hdrimgElem] = $('url', this).text();
		 })
		pause = setTimeout(rotateHdrimg, 20000);
	})
});

var rotateHdrimg = function() {
	if(hdrimgElem <= -1) {
		return;
	}
	currentHdrimgElem++;
	if(currentHdrimgElem >= hdrimgArray.length) {
		currentHdrimgElem = 0;
	}
	var $masthead = $('#container #masthead');						   
	var mhBackgroundImage = $masthead.css('background-image');
	$masthead.css('background-image', 'url(' + hdrimgArray[currentHdrimgElem] + ')');
	pause = setTimeout(rotateHdrimg, 20000);
}