var userName = new Array();
  userName[0]="msmith";
  userName[1]="bjones";
  userName[2]="ladams";
  userName[3]="bstevens";
  userName[4]="blarsen";
  userName[5]="rschwartz";
  userName[6]="msmithers";
  userName[7]="pclark";
  userName[8]="sakman";
  userName[9]="mrobbins";
  userName[10]="lcrazy";
  userName[11]="webmaster";
var siteName = "mydomain.com";
var i=0;

do {
  userName[i]="<a href=\"mailto:" + userName[i] + "@" + siteName + "\">" + userName[i] + "@" + siteName + "</a>";
  i++
} while(i<12)