function accordion(ul) {
	a = ul + "link";
	if (accordionFlag != "none") {
		aFlag = accordionFlag + "link";
		document.getElementById(accordionFlag).style.display = "none";
		document.getElementById(aFlag).className = "unselected";
		if (accordionFlag != ul) {
			document.getElementById(ul).style.display = "block";
			document.getElementById(a).className = "selected";
			accordionFlag = ul;
		} else {
			accordionFlag = "none";
		}
	} else {
		document.getElementById(ul).style.display = "block";
		document.getElementById(a).className = "selected";
		accordionFlag = ul;
	}
}

function homeimage() {
	x = Math.floor(Math.random()*4)+1
	var newImg = document.createElement('img');
	newImg.id = "randomImage";
	document.getElementById('homeimage').appendChild(newImg);
	document.getElementById('randomImage').src = "images/homepage/image_"+x+".jpg";
}