// addr is of form 'domain_name;user'   example: example.com;username
// call using href="javascript:e_mail('example.com;username')"
function e_mail(addr)
{
	var a = addr.split(';');
	parent.location = 'mai' + 'lto:' + a[1] + '@' + a[0];
}
// to specify subject href="javascript:e_mail_subj('example.com;username;subject')"
function e_mail_subj(addr)
{
	var a = addr.split(';');
	parent.location = 'mai' + 'lto:' + a[1] + '@' + a[0] + '?subject=' + a[2];
}