var usr;
var dom;
var ext;
var unm;

function buildEmail(usr, dom, ext, unm)
{
document.write('<a href="' + 'mailto:' + usr + '@' + dom + '.' + ext + '">' + "<font face='Comic Sans MS' color='#66FF66' size='2'><i>" + unm + '</i></font></a>');
}