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

function setHeader(){
	var images = [
		"header_schmidt.gif",
		"header_boehm.gif",
		"header_erhard.gif",
		"header_euken.gif",
		"header_friedman.gif",
		"header_hayek.gif",
		"header_kartte.gif",
		"header_klein.gif",
		"header_kroes.gif",
		"header_mestmaeker.gif",
		"header_moeschel.gif",
		"header_smith.gif",
		"header_weizsaecker.gif"
	];
	
	var random = Math.floor(Math.random()*images.length);
	var selected = images[random];
	var src = $("#quotation img").attr("src");
	var parent = src.substring(0, src.lastIndexOf("/") + 1);
	var file = parent + selected;
	
	$("#quotation img").attr("src", file);
}