function shownote(newnote) {

	document.images['notes'].src = 'images/txt/'+newnote+'.png';
}

function shownotepad() {
	document.images['notepadimg'].style.visibility = 'visible';
	document.images['notes'].src = 'images/txt/default.png';
	document.images['notes'].style.visibility = 'visible';
	document.images['notesheetimg'].style.visibility = 'visible';
	document.getElementById('desc').style.visibility = 'hidden';
	document.images['letterclose'].style.visibility = 'hidden';
	document.images['letterhead'].style.visibility = 'hidden';
	document.getElementById('aboutus').style.visibility = 'hidden';
	document.getElementById('mailform').style.visibility = 'hidden';
}

function backhome() {
	document.images['notepadimg'].style.visibility = 'hidden';
	document.images['notesheetimg'].style.visibility = 'hidden';
	document.images['notes'].style.visibility = 'hidden';
	document.getElementById('desc').style.visibility = 'visible';
	document.images['letterclose'].style.visibility = 'hidden';
	document.images['letterhead'].style.visibility = 'hidden';
	document.getElementById('aboutus').style.visibility = 'hidden';
	document.getElementById('desc').style.visibility = 'visible';
	document.getElementById('mailform').style.visibility = 'hidden';
}

function showcontact() {
	document.images['notepadimg'].style.visibility = 'hidden';
	document.images['notes'].style.visibility = 'hidden';
	document.images['notesheetimg'].style.visibility = 'hidden';
	document.getElementById('desc').style.visibility = 'hidden';
	document.images['letterclose'].style.visibility = 'hidden';
	document.images['letterhead'].style.visibility = 'hidden';
	document.getElementById('aboutus').style.visibility = 'hidden';
	document.getElementById('mailform').style.visibility = 'visible';
}

function hideabout() {
	document.images['letterclose'].style.visibility = 'hidden';
	document.images['letterhead'].style.visibility = 'hidden';
	document.getElementById('aboutus').style.visibility = 'hidden';
	document.getElementById('desc').style.visibility = 'visible';
	document.getElementById('mailform').style.visibility = 'hidden';
}

function showabout() {
	document.images['letterclose'].style.visibility = 'visible';
	document.images['letterhead'].style.visibility = 'visible';
	document.getElementById('aboutus').style.visibility = 'visible';
	document.getElementById('desc').style.visibility = 'visible';
	document.getElementById('mailform').style.visibility = 'hidden';
}