Node.prototype.insertAfter = function(newNode, refNode) {
	if(refNode.nextSibling) {
		return this.insertBefore(newNode, refNode.nextSibling);
	} else {
		return this.appendChild(newNode);
	}
}

function includeCSS(p_file) {
	var v_css  = document.createElement('link');
	v_css.rel = 'stylesheet'
	v_css.type = 'text/css';
	v_css.href = p_file;
	document.getElementsByTagName('head')[0].appendChild(v_css);
}