var netdress = 'netherlands_at_hbmgroup_dot_com';
function get_netdress(){
var re= /_at_/gi;
netdress = netdress.replace(re,'@');
var re= /_dot_/gi;
netdress = netdress.replace(re,'.');
var the_link="mai" + "lto" +":"+netdress+"?subject=My question/remark is:" ;
window.location=the_link;

}