function button_down(dem,img_over) {
	document.getElementById(dem).src = img_over;
}

function open_desc(id)
{
	if (document.getElementById('desc_' + id).style.display != 'none')
	{
		document.getElementById('desc_' + id).style.display = 'none';
		document.getElementById('arrow_' + id).src = 'images/small_arrow.jpg';
		
	}
	else
	{
		document.getElementById('desc_' + id).style.display = 'block';
		document.getElementById('arrow_' + id).src = 'images/arrow_down.jpg';
	
	}
}

function switch_page_press(id)
{
	
	if (document.getElementById('page_handler').value != '')
	{
		document.getElementById('press_page_' + document.getElementById('page_handler').value + '_img').src = 'images/press_page_' + document.getElementById('page_handler').value + '.jpg';
	}

	document.getElementById('main_content').innerHTML = document.getElementById('press_page_' + id).innerHTML;
	document.getElementById('press_page_' + id + '_img').src = 'images/press_page_' + id + '_down.jpg';
	
	document.getElementById('page_handler').value = id;	
}

function switch_page_about(id)
{
	
	if (document.getElementById('page_handler').value != '')
	{
		document.getElementById('about_page_' + document.getElementById('page_handler').value + '_img').src = 'images/about_page_' + document.getElementById('page_handler').value + '.jpg';
	}

	document.getElementById('main_content').innerHTML = document.getElementById('about_page_' + id).innerHTML;
	document.getElementById('about_page_' + id + '_img').src = 'images/about_page_' + id + '_down.jpg';

	document.getElementById('page_handler').value = id;	
}

function sbscrb() {
	document.subscribe.submit();
}

function put_email_text(id) {
	if(document.getElementById(id).value == '') {
		if(id == "myname")
			document.getElementById(id).value = 'name';
		else if(id == "mydep")
			document.getElementById(id).value = 'JCB Division/Dept ';
		else document.getElementById(id).value = 'email address';
	}
		
}

function empty_email_text(id) {
	document.getElementById(id).value = '';
}