//-------- main_menu
function shownav1()
{
	document.getElementById("snav").style.visibility = "visible";
	window.clearTimeout(tim1);
}
function shownav2()
{
	document.getElementById("snav").style.visibility = "visible";
	tim1=window.setTimeout("hn1()",450);
}
function shownav3()
{
	document.getElementById("tnav").style.visibility = "visible";
	window.clearTimeout(tim2);
}
function shownav4()
{
	document.getElementById("tnav").style.visibility = "visible";
	tim2=window.setTimeout("hn2()",450);
}
function hn1()
{
	window.clearTimeout(tim1);
	document.getElementById("snav").style.visibility = "hidden";
}
function hn2()
{
	window.clearTimeout(tim2);
	document.getElementById("tnav").style.visibility = "hidden";
}
//-------- mysimsay_menu
function showmy1()
{
	document.getElementById("smy").style.visibility = "visible";
	window.clearTimeout(tmy1);
}
function showmy2()
{
	document.getElementById("smy").style.visibility = "visible";
	tmy1=window.setTimeout("hmy1()",450);
}
function showmy3()
{
	document.getElementById("tmy").style.visibility = "visible";
	window.clearTimeout(tmy2);
}
function showmy4()
{
	document.getElementById("tmy").style.visibility = "visible";
	tmy2=window.setTimeout("hmy2()",450);
}
function hmy1()
{
	window.clearTimeout(tmy1);
	document.getElementById("smy").style.visibility = "hidden";
}
function hmy2()
{
	window.clearTimeout(tmy2);
	document.getElementById("tmy").style.visibility = "hidden";
}