var ie4 = document.all;
var ns4 = document.layers;
var ns6 = document.getElementById&&!document.all;

if (ie4) {
objref = 'document.all';
styleref = '.style.';
} else if (ns4) {
objref = 'document.';
styleref = '.';
} else if (ns6) {
objref = 'document.getElementById';
styleref = '.style.';
}

function show(nrdiv) {
if (ie4) {
eval(objref + '["dsubm' + nrdiv + '"]' + styleref + 'visibility = "visible"');
} else if (ns6) {
eval(objref + '("dsubm' + nrdiv + '")' + styleref + 'visibility = "visible"');
} else {
eval(objref + 'dsubm' + nrdiv + styleref + 'visibility = "show"');
};
};


function hide(nrdiv) {
if (ie4) {
eval(objref + '["dsubm' + nrdiv + '"]' + styleref + 'visibility = "hidden"');
} else if (ns6) {
eval(objref + '("dsubm' + nrdiv + '")' + styleref + 'visibility = "hidden"');
} else {
eval(objref + 'dsubm' + nrdiv + styleref + 'visibility = "hide"');
};
};

function demo(menu) {
var menu = menu ;
setTimeout('show('+menu+')', 1);
setTimeout('hide('+menu+')', 1500);
};