// JavaScript Document

// Start verification functions from our friends at http://www.formmailx.com
var b = 0 ;
var i = 0 ;
var errmsg = "" ;
var punct = "" ;
var min = 0 ;
var max = 0 ;

function trim(str)
{
  return str.replace(/^\s+|\s+$/g, '');
}

function formmailx_email(field) {

	if (b && (field.value.length == 0)) return true ;


	if (! emailCheck(field.value))
	  {
		  field.focus();
		  if (field.type == "text") field.select();
		  return false ;
	  }

   return true ;
}

function formmailx_filledin(field) {

if (b && (field.value.length == 0)) return true;

if (field.value.length < min) {
alert(errmsg);
field.focus();
if (field.type == "text") field.select();
return false ;
   }

if ((max > 0) && (field.value.length > max)) {
alert(errmsg);
field.focus();
if (field.type == "text") field.select();
return false ;
   }

return true ;
}

function formmailx_number(field) {

if (b && (field.value.length == 0)) return true ; ;

if (i)
 var valid = "0123456789"
else
 var valid = ".,0123456789"

var pass = 1;
var temp;
for (var i=0; i<field.value.length; i++) {
temp = "" + field.value.substring(i, i+1);
if (valid.indexOf(temp) == "-1") pass = 0;

}

if (!pass) {
alert(errmsg);
field.focus();
if (field.type == "text") field.select();
return false;
 }

if (field.value < min) {
alert(errmsg);
field.focus();
if (field.type == "text") field.select();
return false;
   }


if ((max > 0) && (field.value > max)) {
alert(errmsg);
field.focus();
if (field.type == "text") field.select();
return false;
   }

return true ;
}


function formmailx_numseq(field) {


if (b && (field.value.length == 0)) return true ;

var valid = punct + "0123456789"

var pass = 1;
var digits = 0
var temp;
for (var i=0; i<field.value.length; i++) {
temp = "" + field.value.substring(i, i+1);
if (valid.indexOf(temp) == "-1") pass = 0;
if (valid.indexOf(temp) > (punct.length-1) ) digits++ ;

}

if (!pass) {
alert(errmsg);
field.focus();
if (field.type == "text") field.select();
return false ; ;
   }

if (digits < min) {
alert(errmsg);
field.focus();
if (field.type == "text") field.select();
return false;
   }

if ((max > 0) && (digits > max)) {
alert(errmsg);
field.focus();
if (field.type == "text") field.select();
return false;
   }

return true ;
}

function emailCheck (emailStr) {

var checkTLD=1;
var knownDomsPat=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum|ws)$/;
var emailPat=/^(.+)@(.+)$/;
var specialChars="\\(\\)><@,;:\\\\\\\"\\.\\[\\]";
var validChars="\[^\\s" + specialChars + "\]";
var quotedUser="(\"[^\"]*\")";
var atom=validChars + '+';
var word="(" + atom + "|" + quotedUser + ")";
var userPat=new RegExp("^" + word + "(\\." + word + ")*$");
var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$");
var matchArray=emailStr.match(emailPat);

if (matchArray==null) {
alert(errmsg);
return false;
}
var user=matchArray[1];
var domain=matchArray[2];

for (i=0; i<user.length; i++) {
if (user.charCodeAt(i)>127) {
alert(errmsg);
return false;
   }
}
for (i=0; i<domain.length; i++) {
if (domain.charCodeAt(i)>127) {
alert(errmsg);
return false;
   }
}

if (user.match(userPat)==null) {
alert(errmsg);
return false;
}

var atomPat=new RegExp("^" + atom + "$");
var domArr=domain.split(".");
var len=domArr.length;
for (i=0;i<len;i++) {
if (domArr[i].search(atomPat)==-1) {
alert(errmsg);
return false;
   }
}

if (checkTLD && domArr[domArr.length-1].length!=2 &&
domArr[domArr.length-1].search(knownDomsPat)==-1) {
alert(errmsg);
return false;
}

if (len<2) {
alert(errmsg);
return false;
}

return true;
}

function formmailx_sub()
{
/*
//FBDATA:Name^0^1^0^0^Field "Name" must be filled in.:;Email^1^0^Please enter a valid email address.:;Comments^0^1^0^0^Field "Comments" must be filled in.:;
*/
b=0;
errmsg="Field \"Name\" must be filled in.";
min=1;
max=0;
if (! formmailx_filledin(document.CForm.Name) ) return false ;
b=0;
errmsg="Please enter a valid email address.";
if (! formmailx_email(document.CForm.Email) ) return false ;
b=0;
errmsg="Field \"Comments\" must be filled in.";
min=1;
max=0;
if (! formmailx_filledin(document.CForm.Comments) ) return false ;

}
// end verification functions


function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function preLoadAllImages() {
  MM_preloadImages('http://www.thrangumy.com/img/sb-donationovr.gif','http://www.thrangumy.com/img/sb-mailing-ovr.gif','http://www.thrangumy.com/img/sb-friendovr.gif','http://www.thrangumy.com/img/sb-webmailovr.gif','http://www.thrangumy.com/img/m-home.gif','http://www.thrangumy.com/img/m-home-ovr.gif','http://www.thrangumy.com/img/m-about.gif','http://www.thrangumy.com/img/m-about-ovr.gif','http://www.thrangumy.com/img/m-bio.gif','http://www.thrangumy.com/img/m-bio-ovr.gif','http://www.thrangumy.com/img/m-teach.gif','http://www.thrangumy.com/img/m-teach-ovr.gif','http://www.thrangumy.com/img/m-project.gif','http://www.thrangumy.com/img/m-project-ovr.gif','http://www.thrangumy.com/img/m-news.gif','http://www.thrangumy.com/img/m-news-ovr.gif','http://www.thrangumy.com/img/m-activ.gif','http://www.thrangumy.com/img/m-activ-ovr.gif','http://www.thrangumy.com/img/m-ditems.gif','http://www.thrangumy.com/img/m-ditems-ovr.gif','http://www.thrangumy.com/img/m-donate.gif','http://www.thrangumy.com/img/m-donate-ovr.gif','http://www.thrangumy.com/img/m-faq.gif','http://www.thrangumy.com/img/m-faq-ovr.gif','http://www.thrangumy.com/img/m-contact.gif','http://www.thrangumy.com/img/m-contact-ovr.gif','http://www.thrangumy.com/img/m-links.gif','http://www.thrangumy.com/img/m-links-ovr.gif');
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_displayStatusMsg(msgStr) { //v1.0
  status=msgStr;
  document.MM_returnValue = true;
}

function popWindow(theURL,winName,features) {
  window.open(theURL,winName,features);
}