function ajaxFunction(payl)
{
var xmlhttp;
if (window.XMLHttpRequest)
  {
  // code for IE7+, Firefox, Chrome, Opera, Safari
  xmlhttp=new XMLHttpRequest();
  }
else if (window.ActiveXObject)
  {
  // code for IE6, IE5
  xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
  }
else
  {
  alert("Your browser is very old and cannot perform this task!");
  }
xmlhttp.onreadystatechange=function()
{
if(xmlhttp.readyState==4)
  {
  document.getElementById(payl).innerHTML=xmlhttp.responseText;
  }
}
myrand=parseInt(Math.random()*999999);
xmlhttp.open("GET",payl+".php?rand="+myrand,true);
xmlhttp.send(null);
}

function fbpublish() {
	var desc = document.getElementById('randquotes').innerHTML;
	FB_RequireFeatures(["Connect"], function() {
	FB.init("2c37cc39ec5444f17f8c286f2f4c0a2e", "xd_receiver.htm");

	var attachment = {
   'name':desc,
   'media':[ {'type':'image','src':'http://tristancafe.com/randomquote.gif','href':'http://tristancafe.com/phpweblog/stories.php#randomquotes'}] };

	var actionLinks = [{ "text": "Get your own cool random quote, para astig!", "href": "http://tristancafe.com/phpweblog/stories.php#randomquote"}];
   FB.Connect.streamPublish('', attachment, actionLinks, '', "Anong say mo?");
   });
}

function viewprofile2(usersn) {
	window.open ("/forum/emailauthor.php?sn="+usersn, "Author", "width=550, height=450, location=0, menubar=0, resizable=0, scrollbars=1, status=0, titlebar=0, toolbar=0, screenX=60, left=60, screenY=60, top=60");
}

function authprof(x,y,z) {
	window.open ("/phpweblog/profiles.php?Author="+x+"&AuthorEmail="+y+"&AuthorURL="+z, "Author", "width=550, height=450, location=0, menubar=0, resizable=0, scrollbars=1, status=0, titlebar=0, toolbar=0, screenX=60, left=60, screenY=60, top=60");
}

function JS_trimLeft(s) {
	var whitespaces = " \t\n\r";
	for(n = 0; n < s.length; n++) {
		if (whitespaces.indexOf(s.charAt(n)) == -1)
			return (n > 0) ? s.substring(n, s.length) : s;
	}
	return("");
}
function JS_trimRight(s){
	var whitespaces = " \t\n\r";
	for(n = s.length - 1; n  > -1; n--) {
		if (whitespaces.indexOf(s.charAt(n)) == -1)
			return (n < (s.length - 1)) ? s.substring(0, n+1) : s;
	}
	return("");
}
function JS_trim(s) {
	return ((s == null) ? "" : JS_trimRight(JS_trimLeft(s)));
}
function JS_isBlank(field, strBodyHeader) {
	strTrimmed = JS_trim(field.value);
	if (strTrimmed.length > 0) return false;
	alert("\"" + strBodyHeader + "\" is a required field. Please type in a value.");
	field.focus();
	return true;
}
function JS_isBadURL(field, strBodyHeader) {
	strTrimmed = JS_trim(field.value);
	if (strTrimmed.length == 0 ||
		strTrimmed.substring(0,7) == 'http://' ||
		strTrimmed.substring(0,6) == 'ftp://' ||
		strTrimmed.substring(0,7) == 'mailto:' ||
		strTrimmed.substring(0,8) == 'https://') return false;
	alert("\"" + strBodyHeader + "\" is an invalid url. Please remedy.");
	field.focus();
	return true;
}
function JS_isNumber(field, strBodyHeader) {
	var strVal = JS_trim(field.value);
	if (strVal.length == 0 || strVal.length > 999) return false;
	var 	x = 0;
	for (i=0;i < strVal.length; i++) {
		if (strVal.charAt(i) > '0' && strVal.charAt(i) < '9') x++;
	}
	if (strVal.length > x) {
		alert("Invalid value for field \""+ strBodyHeader + "\". Please type in a valid integer.");
		field.focus();
		return false;
	} else {
		return true;
	}
}
function JS_isEmail(field, strBodyHeader) {
	var strMsg = "";
	var chAt  = '@';
	var chDot = '.';
	var strEmailAddr = JS_trim(field.value);
	   if (strEmailAddr.length == 0) return true;
	   if (strEmailAddr.indexOf(" ") == -1)
	   {
	       var iFirstAtPos = strEmailAddr.indexOf(chAt);
	       var iLastAtPos = strEmailAddr.lastIndexOf(chAt);
	       if (iFirstAtPos > 0 && iFirstAtPos < (strEmailAddr.length - 1) &&iFirstAtPos == iLastAtPos) {
		   // look for '.' there must be at least one char between '@' and '.'
		   var iDotPos = strEmailAddr.indexOf(chDot, iFirstAtPos + 1);
		   if (iDotPos > (iFirstAtPos + 1) && iDotPos < (strEmailAddr.length -1)) return true;
	       }
	   }
	   alert("Invalid email address. Please type in a valid email address for field \"" + strBodyHeader + "\"");
	   field.focus();
	   return false;
}
function JS_makeParent(rid) {
	document.Com.ParentRid.value = rid;
}
function validateNews() {
	   field = document.News.Author;
	   if (JS_isBlank(field, "Name")) return false;

	   field = document.News.AuthorEmail;
	   if (JS_isBlank(field, "Email Address")) return false;
	   if (!JS_isEmail(field, "Email Address")) return false;

	   field = document.News.AuthorURL;
	   if (JS_isBadURL(field, "URL")) return false;

	   field = document.News.Heading;
	   if (JS_isBlank(field, "Title")) return false;

	   field = document.News.Content;
	   if (JS_isBlank(field, "Story")) return false;

	return true;
}
function validatePreview() {
	   field = document.Preview.Heading;
	   if (JS_isBlank(field, "Title")) return false;

	   field = document.Preview.Summary;
	   if (JS_isBlank(field, "Summary")) return false;

	   field = document.Preview.Content;
	   if (JS_isBlank(field, "Story")) return false;

	return true;
}
function validateComment() {
	if (!document.Com.anon) {

	   field = document.Com.Author;
	   if (JS_isBlank(field, "Name")) return false;

	   field = document.Com.AuthorEmail;
	   if (JS_isBlank(field, "Email Address")) return false;
	   if (!JS_isEmail(field, "Email Address")) return false;

	   field = document.Com.AuthorURL;
	   if (JS_isBadURL(field, "URL")) return false;

	}

	field = document.Com.Content;
	if (JS_isBlank(field, "Comment")) return false;

	return true;
}
function validateContact() {
	   field = document.Contact.Author;
	   if (JS_isBlank(field, "Name")) return false;

	   field = document.Contact.AuthorEmail;
	   if (JS_isBlank(field, "Email Address")) return false;
	   if (!JS_isEmail(field, "Email Address")) return false;

	   field = document.Contact.Subject;
	   if (JS_isBlank(field, "Subject")) return false;

	   field = document.Contact.Message;
	   if (JS_isBlank(field, "Message")) return false;

	return true;
}
function validateBlocks() {
	field = document.Blocks.Heading;
	if (JS_isBlank(field, "Heading")) return false;

	if (document.Blocks.Type[0].checked) {
	   field = document.Blocks.Content;
	   if (JS_isBlank(field, "Content")) return false;
	}

	if (document.Blocks.Type[1].checked) {
	   field = document.Blocks.RDF;
	   if (JS_isBlank(field, "RDF")) return false;
	   if (JS_isBadURL(field, "RDF")) return false;
	}

	if (document.Blocks.Type[2].checked) {
	   field = document.Blocks.URL;
	   if (JS_isBlank(field, "URL")) return false;
	}
	return true;
}
function validatePages() {
	field = document.Pages.Title;
	if (JS_isBlank(field, "Title")) return false;

	field = document.Pages.Heading;
	if (JS_isBlank(field, "Heading")) return false;

	if (document.Pages.Type[0].checked) {
	   field = document.Pages.Content;
	   if (JS_isBlank(field, "Content")) return false;
	}

	if (document.Pages.Type[2].checked) {
	   field = document.Pages.URL;
	   if (JS_isBlank(field, "URL")) return false;
	}

	return true;
}
function validateFriend() {
	field = document.Friend.Author;
	if (JS_isBlank(field, "Name")) return false;

	field = document.Friend.AuthorEmail;
	if (JS_isBlank(field, "Your Email Address")) return false;
	if (!JS_isEmail(field, "Your Email Address")) return false;

	field = document.Friend.MailTo;
	if (JS_isBlank(field, "Friend's Name")) return false;

	field = document.Friend.MailToEmail;
	if (JS_isBlank(field, "Friend's Email")) return false;
	if (!JS_isEmail(field, "Friend's Email")) return false;

	return true;
}
function validateUser() {
	field = document.User.Username;
	if (JS_isBlank(field, "Username")) return false;

	field = document.User.Password;
	if (JS_isBlank(field, "Password")) return false;
	pw = field.value;

	field = document.User.Password2;
	if (JS_isBlank(field, "Password2")) return false;
	pw2 = field.value;

	if (pw!=pw2) {
		alert('Passwords do not match!');
		return false;
	}

	field = document.User.EmailAddress;
	if (JS_isBlank(field, "Email Address")) return false;
	if (!JS_isEmail(field, "Email Address")) return false;

	return true;
}
function getconfirm() {
	if(confirm("Kill this item and any associated records?")) {
		return true;
	} else {
		return false;
	}
}
function JS_swapLayout(form) {
	var idx = form.name.selectedIndex;
	form.Layout.value = form.name.options[idx].value;
	return 1;
}
function JS_swapTopic(form) {
	var idx = form.name.selectedIndex;
	form.Topic.value = form.name.options[idx].value;
	return 1;
}