function toggleMenu() {
	oMenu = document.getElementById('submenu');
	if ( oMenu.style.display != 'block' ) {
		oMenu.style.display = 'block';
		if ( oContent = document.getElementById('content') ) {
			oContent.style.display = 'none';
		}
	} else {
		oMenu.style.display = 'none';
	}
	return false;
}

Math.rnd = function (min,max) {
	return Math.floor(Math.random() * max + min);
}

function funnyelefant() {
	allStyles = new Array('slonone', 'slontwo', 'slonthree', 'slonfour');
	document.body.className = allStyles[Math.rnd(0,3)];
}

var root = window.addEventListener || window.attachEvent ? window : document.addEventListener ? document : null;
if (root){
	if (root.addEventListener) root.addEventListener("load", funnyelefant, false);
	else if (root.attachEvent) root.attachEvent("onload", funnyelefant);
}