var Header = new function(fileNameArray) {
	if(typeof(fileNameArray) == "undefined" || fileNameArray == null) {
		// add images for new random headers
		fileNameArray = [
				"Creek.jpg", 
				"Gillette.jpg", 
				"LuckeyMem.jpg", 
				"Music.jpg",
				"Pathway.jpg", 
				"Piano.jpg", 
				"RedBuilding.jpg",
				"50Years.png"
			   ];
	}
	
	// assign background image; include url path relative to the html documents
	this.init = function() {
		var seed = new Date().getSeconds();
		h = document.getElementById("header");
		im = fileNameArray[Math.floor(Math.random(seed)*fileNameArray.length)];
		h.style.backgroundImage = "url(https://venus.host4u.net/~csehy/images/headers/" + im +")";
		if(im != "50Years.png") {
			h.innerHTML = '<img src="https://venus.host4u.net/~csehy/images/CsehyText.png" id="csehyText" />';
		}
		
		//h.innerHTML = h.innerHTML + '<img id="seal" src="https://venus.host4u.net/~csehy/images/50thSeal.png" />';
	}
}

var Footer = new function() {
	this.init = function() {
		document.getElementById('footer').innerHTML = 
			'Csehy Summer School of Music | Year-round Office | 175 Angora Pl, Secane, PA 19018 | (610) 623-1326<br />\
			 Summer Office | Csehy Music | Houghton College | Houghton NY 14744 | (585) 567-9274';
	}
}

// Google Analytics
var _gaq = _gaq || [];
_gaq.push(['_setAccount', 'UA-26140611-1']);
_gaq.push(['_setDomainName', 'csehy.org']);
_gaq.push(['_setAllowLinker', true]);
_gaq.push(['_trackPageview']);

(function() {
	var ga = document.createElement('script'); ga.type = 'text/javascript'; ga.async = true;
	ga.src = ('https:' == document.location.protocol ? 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js';
	var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(ga, s);
})();