function show(id)
{
document.getElementById(id).style.display = "block";
parentname=id+'mum';
document.getElementById(parentname).style.backgroundColor = "#ffcc00";
}

function hide(id)
{
document.getElementById(id).style.display = "none";
parentname=id+'mum';
document.getElementById(parentname).style.backgroundColor = "#c8c8c8";
}

function hidebanner(id)
{
document.getElementById('bannerblock').style.display = "none";
document.getElementById('topnavblock').style.top = "1px";
document.getElementById('headingblock').style.top = "30px";
document.getElementById('contentblock').style.paddingTop = "75px";
document.getElementById('close').style.display = "none";
document.getElementById('open').style.display = "block";
setcookie("banner", "hide");
}


function showbanner(id)
{
document.getElementById('bannerblock').style.display = "block";
document.getElementById('topnavblock').style.top = "170px";
document.getElementById('headingblock').style.top = "200px";
document.getElementById('contentblock').style.paddingTop = "245px";
document.getElementById('close').style.display = "block";
document.getElementById('open').style.display = "none";
setcookie("banner", "show");
}


function setcookie(name, value)
{
document.cookie = name+"="+value;
}

function insert(name)
{
user=name;
addr=user+'@'+'theploughartscentre'+'.org.uk';
lnk='mailto:' + addr;
document.write('<a href="'+ lnk +'">'+ addr +'</a>');
}