function Menu(no) {
	submenu_1.style.display = 'none';
	submenu_2.style.display = 'none';
	submenu_3.style.display = 'none';
	submenu_4.style.display = 'none';
	submenu_5.style.display = 'none';
	if(no == 1){ 
		submenu_1.style.display = '';
		submenu_2.style.display = 'none';
		submenu_3.style.display = 'none';
		submenu_4.style.display = 'none';
		submenu_5.style.display = 'none';
		
	}
	else if(no == 2){ 
		submenu_1.style.display = 'none';
		submenu_2.style.display = '';
		submenu_3.style.display = 'none';
		submenu_4.style.display = 'none';
		submenu_5.style.display = 'none';
	}
	else if(no == 3){ 
		submenu_1.style.display = 'none';
		submenu_2.style.display = 'none';
		submenu_3.style.display = '';
		submenu_4.style.display = 'none';
		submenu_5.style.display = 'none';
	}
	else if(no == 4){ 
		submenu_1.style.display = 'none';
		submenu_2.style.display = 'none';
		submenu_3.style.display = 'none';
		submenu_4.style.display = '';
		submenu_5.style.display = 'none';
	}
	else if(no == 5){ 
		submenu_1.style.display = 'none';
		submenu_2.style.display = 'none';
		submenu_3.style.display = 'none';
		submenu_4.style.display = 'none';
		submenu_5.style.display = '';
	}

}

function subMenu(no) {
	submenu_1.style.display = 'none';
	submenu_2.style.display = 'none';
	submenu_3.style.display = 'none';
	submenu_4.style.display = 'none';
	submenu_5.style.display = 'none';
	if(no == 1) submenu_1.style.display = '';
	else if(no == 2) submenu_2.style.display = '';
	else if(no == 3) submenu_3.style.display = '';
	else if(no == 4) submenu_4.style.display = '';
	else if(no == 5) submenu_5.style.display = '';

}