function safe_getElementById(id){
	if (document.getElementById)
		return document.getElementById(id);
	else
		if (document.all)
			return document.all[id];
}

function toggleElement(id, classname) {
    e = safe_getElementById(id);
if (document.getElementsByTagName) {
	list = document.getElementsByTagName('div');
	var items = new Array();
	for (var i=0; i < list.length; i++ ) {
		if (list[i].className == classname ) {
			items[items.length] = list[i];
		};
	};
	for (var i=0; i < items.length; i++ ) {		
	    if (items[i].style.display != 'none' & items[i].id != id) {
    	    items[i].style.display = 'none';
	    }
	}
}
    if (e.style.display) {
        e.style.display = '';
    } else {
        e.style.display = 'none';
    }
}