function hide(menu_name)
{
	if (menu_name == 'number1')
	{
		document.getElementById(menu_name).style.display = "block";
		document.getElementById('number2').style.display = "none";
		document.getElementById('number3').style.display = "none";
		document.getElementById('number4').style.display = "none";
		document.getElementById('number5').style.display = "none";
	}
	else if (menu_name == 'number2')
	{
		document.getElementById(menu_name).style.display = "block";
		document.getElementById('number1').style.display = "none";
		document.getElementById('number3').style.display = "none";
		document.getElementById('number4').style.display = "none";
		document.getElementById('number5').style.display = "none";
	}
	else if (menu_name == 'number3')
	{
		document.getElementById(menu_name).style.display = "block";
		document.getElementById('number1').style.display = "none";
		document.getElementById('number2').style.display = "none";
		document.getElementById('number4').style.display = "none";
		document.getElementById('number5').style.display = "none";
	}
	else if (menu_name == 'number4')
	{
		document.getElementById(menu_name).style.display = "block";
		document.getElementById('number1').style.display = "none";
		document.getElementById('number2').style.display = "none";
		document.getElementById('number3').style.display = "none";
		document.getElementById('number5').style.display = "none";
	}
	else if (menu_name == 'number5')
	{
		document.getElementById(menu_name).style.display = "block";
		document.getElementById('number1').style.display = "none";
		document.getElementById('number2').style.display = "none";
		document.getElementById('number3').style.display = "none";
		document.getElementById('number4').style.display = "none";
	}
	else if (menu_name == 'number0')
	{
		document.getElementById('number1').style.display = "none";
		document.getElementById('number2').style.display = "none";
		document.getElementById('number3').style.display = "none";
		document.getElementById('number4').style.display = "none";
		document.getElementById('number5').style.display = "none";
	}
}