function makeContact(theName, linkText) {
pf = 'page'+'focus'+'.co.uk'
theAddress = (theName+'@'+pf)
document.write('<a href="mailto:'+theAddress+'">'+linkText+'<\/a>')
}
function putContact(theName, linkText) {
pf = '&#112;&#097;&#103;&#101;'+'focus'+'.co.uk'
theAddress = (theName+'&#064;'+pf)
document.write('Email: '+theAddress+'')
}

 // <script language="JavaScript">makeContact('web_contact','click here to email us')</script>
 //  <script language="JavaScript">putContact('info','Email: ')</script>