var IE4 = (document.all && !document.getElementById) ? 1 : 0;
var NS4 = (document.layers) ? 1 : 0;
var IE5 = (document.all && document.getElementById) ? 1 : 0;
var NS6 = (document.getElementById && !document.all) ? 1 : 0;

function spoiler(dialog) {

	if (IE4) {
		elem = eval("document.all.dialog_" + dialog + ".style");
	}
	else if (IE5 || NS6) {
		elem = document.getElementById('dialog_' + dialog + '').style;
	}
	
	if(elem.display == "none")
		elem.display = "block";
	else
		elem.display = "none";
}

function ooc(id) {

	if (IE4) {
		elem = eval("document.all.ooc_" + id + ".style");
	}
	else if (IE5 || NS6) {
		elem = document.getElementById('ooc_' + id + '').style;
	}
	
	if(elem.display == "none")
		elem.display = "block";
	else
		elem.display = "none";
}