var em = 'merlinscottage_at_talktalk_dot_net';
function get_em(){
var re= /_at_/gi;
em = em.replace(re,'@');
var re= /_dot_/gi;
em = em.replace(re,'.');
var the_link="mai" + "lto" +":"+em+"?subject=Enquiry%20via%20the%20Seahaven%20West%20Bay%20website";
window.location=the_link;}