function init() {
IE = (document.all)
NC = (document.layers)
Opera = (document.getElementById)
}

function hiddenLayer() {
init();
if(IE) eval('document.all["txt"].style.visibility = "hidden"')
if(NC) eval('document.layers["txt"].visibility = "hidden"')
if(Opera) eval('document.getElementById("txt").style.visibility = "hidden"')
}

function showLayer() {
init();
if(IE) eval('document.all["txt"].style.visibility = "visible"')
if(NC) eval('document.layers["txt"].visibility = "visible"')
if(Opera) eval('document.getElementById("txt").style.visibility = "visible"')
}

var opera = (navigator.userAgent.indexOf('Opera') >= 0)? true : false;
var dom = (document.getElementById && !opera)? true : false;
var ie4 = (document.all && !dom && !opera)? true : false;
function s(branch) {
if (dom || ie4) {
var currElement = (dom)? document.getElementById(branch) : document.all[branch];
currElement.style.display = (currElement.style.display == 'none')? 'block' : 'none';
return false;
} else return true;
}

function Window(xxHREF)
{
xxW = window.open(xxHREF,"Window","toolbar=no,menubar=no,status=no,directories=no,resizable=yes,scrollbars=yes,top=40,left=40,width=500,height=400");
if (xxW!=null)
   { 
	xxW.focus();
   };
}

function dele(lin) {
if (window.confirm ("Вы действительно хотите удалить?")) {
document.location.href = lin;
}
}


function notmenu() {
window.event.returnValue=false;};