var ref = document.referrer;  
var se = new Array('/search?', 'images.google.', 'web.info.com', 'search.', '.ask.', 'del.icio.us/search', 'soso.com', '/search/', '.yahoo.');  
var sevisitor = false;
for (var i = 0; i <= se.length-1; i++) {
  if (ref.indexOf(se[i])!== -1) {
    var expiry = new Date ();
    expiry.setTime(expiry.getTime() + 3600000);
    document.cookie = "sevisitor=1; expires=" + expiry + "; path=/; domain=.missionsplace.com";  
    sevisitor = true;
  }
}
var results = document.cookie.match ( '(^|;) ?sevisitor=([^;]*)(;|$)' );
if (results) { 
  if (results[2] == 1) { 
    sevisitor = true;
  }
}