/*
 * sendmail.js
 * Invokes the browser's associated e-mail program using an obfuscated e-mail address.
 * 
 * Usage:
 *   <a href="javascript:void(0)" onclick="return sendmail('user','domain')">send e-mail</a>
 *
 * Parameters:
 *  user (required)   - String representing the username of the recipient. A string of Unicode characters is recommended.
 *  domain (required) - String representing the domain name of the recipient.
 *
 * Returns:
 *   false, to override default hyperlink behavior.
 *
 * Author:
 *   David Lindquist (dave@gazingus.org)
 * Modified:
 *   Grant Skousen (grant at 7idesign dot com) - 9 May 2002 - domain required.
 */
function sendmail(user, domain) {
  // protocol
  var p = "\u006d\u0061\u0069\u006c\u0074\u006f\u003a";
  // usename
  var u = user;
  // domain name 
  var d = domain;
  void(top.location = p + u + "\u0040" + d);
  return false;
}

/* -------------------------------------------------------------------------------------------------------------- 
 * random pictures as header background  -- ideas from www.nathan.com
 */

var iNum = 24;						  // Number of pictures in array (used as a constant)

var a = new Array(iNum);	// array of picture file names
a[0]="http://www.acm.org/chapters/nuchi/images/Hdr-ParkCity.jpg";
a[1]="http://www.acm.org/chapters/nuchi/images/Hdr-Snowbird.jpg";
a[2]="http://www.acm.org/chapters/nuchi/images/Hdr-Timp01.jpg";
a[3]="http://www.acm.org/chapters/nuchi/images/Hdr-Timp02.jpg";
a[4]="http://www.acm.org/chapters/nuchi/images/Hdr-Timp03.jpg";
a[5]="http://www.acm.org/chapters/nuchi/images/Hdr-Timp04.jpg";
a[6]="http://www.acm.org/chapters/nuchi/images/Hdr-Timp05.jpg";
a[7]="http://www.acm.org/chapters/nuchi/images/Hdr-Timp06.jpg";
a[8]="http://www.acm.org/chapters/nuchi/images/Hdr-Timp07.jpg";
a[9]="http://www.acm.org/chapters/nuchi/images/Hdr-Timp08.jpg";
a[10]="http://www.acm.org/chapters/nuchi/images/Hdr-Timp09.jpg";
a[11]="http://www.acm.org/chapters/nuchi/images/Hdr-Timp10.jpg";
a[12]="http://www.acm.org/chapters/nuchi/images/Hdr-Timp11.jpg";
a[13]="http://www.acm.org/chapters/nuchi/images/Hdr-Baldy1.jpg";
a[14]="http://www.acm.org/chapters/nuchi/images/Hdr-Baldy2.jpg";
a[15]="http://www.acm.org/chapters/nuchi/images/Hdr-Baldy3.jpg";
a[16]="http://www.acm.org/chapters/nuchi/images/Hdr-Baldy4.jpg";
a[17]="http://www.acm.org/chapters/nuchi/images/Hdr-Baldy5.jpg";
a[18]="http://www.acm.org/chapters/nuchi/images/Hdr-CeadarBreaks.jpg";
a[19]="http://www.acm.org/chapters/nuchi/images/Hdr-Clouds.jpg";
a[20]="http://www.acm.org/chapters/nuchi/images/Hdr-SaltLake.jpg";
a[21]="http://www.acm.org/chapters/nuchi/images/Hdr-Uintas1.jpg";
a[22]="http://www.acm.org/chapters/nuchi/images/Hdr-Uintas2.jpg";
a[23]="http://www.acm.org/chapters/nuchi/images/Hdr-Uintas3.jpg";