function ul1()
 	{
	document.getElementById("submenu1").style.display = "block";
	document.getElementById("submenu2").style.display = "none";
	document.getElementById("submenu3").style.display = "none";
	document.getElementById("submenu4").style.display = "none";
	document.getElementById("submenu5").style.display = "none";
	document.getElementById("submenu6").style.display = "none";
	document.getElementById("submenu7").style.display = "none";
	return true;
}	
function ul2()
 	{
	document.getElementById("submenu1").style.display = "none";
	document.getElementById("submenu2").style.display = "block";
	document.getElementById("submenu3").style.display = "none";
	document.getElementById("submenu4").style.display = "none";
	document.getElementById("submenu5").style.display = "none";
	document.getElementById("submenu6").style.display = "none";
	document.getElementById("submenu7").style.display = "none";
	return true;
}
function ul3()
 	{
	document.getElementById("submenu1").style.display = "none";
	document.getElementById("submenu2").style.display = "none";
	document.getElementById("submenu3").style.display = "block";
	document.getElementById("submenu4").style.display = "none";
	document.getElementById("submenu5").style.display = "none";
	document.getElementById("submenu6").style.display = "none";
	document.getElementById("submenu7").style.display = "none";
	return true;
}
function ul4()
 	{
	document.getElementById("submenu1").style.display = "none";
	document.getElementById("submenu2").style.display = "none";
	document.getElementById("submenu3").style.display = "none";
	document.getElementById("submenu4").style.display = "block";
	document.getElementById("submenu5").style.display = "none";
	document.getElementById("submenu6").style.display = "none";
	document.getElementById("submenu7").style.display = "none";
	return true;
}
function ul5()
 	{
	document.getElementById("submenu1").style.display = "none";
	document.getElementById("submenu2").style.display = "none";
	document.getElementById("submenu3").style.display = "none";
	document.getElementById("submenu4").style.display = "none";
	document.getElementById("submenu5").style.display = "block";
	document.getElementById("submenu6").style.display = "none";
	document.getElementById("submenu7").style.display = "none";
	return true;
}
function ul6()
 	{
	document.getElementById("submenu1").style.display = "none";
	document.getElementById("submenu2").style.display = "none";
	document.getElementById("submenu3").style.display = "none";
	document.getElementById("submenu4").style.display = "none";
	document.getElementById("submenu5").style.display = "none";
	document.getElementById("submenu6").style.display = "block";
	document.getElementById("submenu7").style.display = "none";
	return true;
}
function ul7()
 	{
	document.getElementById("submenu1").style.display = "none";
	document.getElementById("submenu2").style.display = "none";
	document.getElementById("submenu3").style.display = "none";
	document.getElementById("submenu4").style.display = "none";
	document.getElementById("submenu5").style.display = "none";
	document.getElementById("submenu6").style.display = "none";
	document.getElementById("submenu7").style.display = "block";
	return true;
}