function chgClass(obj,newClass) {
	obj.className = newClass;
}

function toggleVisibility(_stDivId,_bVisible) {
	var arVisibility = Array();
	arVisibility[true] = 'block';
	arVisibility[false] = 'none';
	var elem = document.getElementById(_stDivId);
	if (elem!=='undefined')
		elem.style.display = arVisibility[_bVisible];
}
//alert('!functions.css.js geladen!');