function in_array(needle,haystack) {
	// craig heydenburg 4/8/02 
	// this function is similar to the PHP function 
	// of the same name function in_array(needle,haystack) 
	var bool = false; 
	for (var i=0; i<haystack.length; i++) { 
		if (haystack[i]==needle) { 
			bool=true; 
		}
	} 
	return bool; 
} 

function sub_section_by_url(story_url) {
	if (story_url.indexOf('/arts/music') == 0) { document.write('<span class="subhead">MUSIC</span><br>'); }
	else if (story_url.indexOf('/arts/books') == 0) { document.write('<span class="subhead">BOOKS</span><br>'); }
	else if (story_url.indexOf('/arts/film') == 0) { document.write('<span class="subhead">FILM</span><br>'); }
	else if (story_url.indexOf('/arts/qa') == 0) { document.write('<span class="subhead">INTERVIEW</span><br>'); }
	else if (story_url.indexOf('/news/qa') == 0) { document.write('<span class="subhead">INTERVIEW</span><br>'); }
	else if (story_url.indexOf('/arts/feature') == 0) { document.write('<span class="subhead">FEATURE</span><br>'); }
}

function byline_title_by_url(story_url) {
	if (story_url.indexOf('/arts/music') == 0) { document.write('Music Review'); }
	else if (story_url.indexOf('/arts/books') == 0) { document.write('Book Review'); }
	else if (story_url.indexOf('/arts/film') == 0) { document.write('Film Review'); }
	else if (story_url.indexOf('/arts/qa') == 0) { document.write('Interviewed'); }
	else if (story_url.indexOf('/news/qa') == 0) { document.write('Interviewed'); }
	else if (story_url.indexOf('/commentary/fiore') == 0) { document.write('Cartoon'); }
}

function home_byline_title_by_url(story_url) {
	if (story_url.indexOf('/arts/music') == 0) { document.write('Music Review'); }
	else if (story_url.indexOf('/arts/books') == 0) { document.write('Book Review'); }
	else if (story_url.indexOf('/arts/film') == 0) { document.write('Film Review'); }
	else if (story_url.indexOf('/arts/qa') == 0) { document.write('Interview'); }
	else if (story_url.indexOf('/news/qa') == 0) { document.write('Interview'); }
	else if (story_url.indexOf('/commentary/fiore') == 0) { document.write('Cartoon'); }
}

function email_article () {
        var url = '/popups/getemailinfo_new.pl?url=' + window.location;
        EmailArticleWindow = window.open(url,'EmailArticleWindow','height=270,width=270');
}

function print_article () {      
        var url = '/cgi-bin/print_article.pl?url=' + window.location;
        PrintArticleWindow = window.open(url,'PrintArticleWindow');
}

function validemail ( form )
{
  form.ema_signup_url.value = document.URL;
  var Reg = /(\w+)\@(\w+)\.(.+)/ ;
  if (!form.email.value.match(Reg)) {
    alert("Please enter a valid email address.");
    form.email.focus();
    return false ;
  }  
  return true ;
}

function getCookieVal (offset) {
var endstr = document.cookie.indexOf (";", offset);
if (endstr == -1)
endstr = document.cookie.length;
return unescape(document.cookie.substring(offset, endstr));
}

function GetCookie (name) {
var arg = name + "=";
var alen = arg.length;
var clen = document.cookie.length;
var i = 0;
while (i < clen) {
var j = i + alen;
if (document.cookie.substring(i, j) == arg)
return getCookieVal (j);
i = document.cookie.indexOf(" ", i) + 1;
if (i == 0) 
break; 
}
return null;
}

function SetCookie (name, value) {
var argv = SetCookie.arguments;
var argc = SetCookie.arguments.length;
var expires = (2 < argc) ? argv[2] : null;
var path = (3 < argc) ? argv[3] : null;
var domain = (4 < argc) ? argv[4] : null;
var secure = (5 < argc) ? argv[5] : false;
document.cookie = name + "=" + escape (value) + 
((expires == null) ? "" : ("; expires=" + expires.toGMTString())) +
((path == null) ? "" : ("; path=" + path)) +
((domain == null) ? "" : ("; domain=" + domain)) +
((secure == true) ? "; secure" : "");
}

function popunder() {
  if (document.location.hostname == "www.motherjones.com") {
    var expdate = new Date();
    var visit;
    expdate.setTime(expdate.getTime() +  (3 * 24 * 60 * 60 * 1000));
    if(!(visit = GetCookie("visit")))
    visit =0; 
    if (visit == 0) {
      SetCookie("visit", 1, expdate, "/", ".motherjones.com", false);
      popwin=window.open('/popout.html','popWindow','width=640,height=700,resizable=no,scrollbars=auto,toolbar=no,location=no,directories=no,status=no,menubar=no');
      popwin.blur();
      window.focus();
    }
  }
}