function isEmailAddr(email)
{
  var result = false;
  var theStr = new String(email);
  var index = theStr.indexOf("@");
  if (index > 0)
  {
    var pindex = theStr.indexOf(".",index);
    if ((pindex > index+1) && (theStr.length > pindex+1))
	result = true;
  }
  return result;
}

function validRequired(formField,fieldLabel)
{
	var result = true;
	
	if (formField.value == "")
	{
		alert('Kolom "' + fieldLabel +'" harap diisi.\nTerimakasih.');
		formField.focus();
		result = false;
	}
	
	return result;
}

function allDigits(str)
{
	return inValidCharSet(str,"0123456789");
}

function inValidCharSet(str,charset)
{
	var result = true;

	// Note: doesn't use regular expressions to avoid early Mac browser bugs	
	for (var i=0;i<str.length;i++)
		if (charset.indexOf(str.substr(i,1))<0)
		{
			result = false;
			break;
		}
	
	return result;
}

function validEmail(formField,fieldLabel,required)
{
	var result = true;
	
	if (required && !validRequired(formField,fieldLabel))
		result = false;

	if (result && ((formField.value.length < 3) || !isEmailAddr(formField.value)) )
	{
		alert("Silahkan isi email dengan benar, seperti contoh: namaku@domainnya.com");
		formField.focus();
		result = false;
	}
   
  return result;

}

function validNum(formField,fieldLabel,required)
{
	var result = true;

	if (required && !validRequired(formField,fieldLabel))
		result = false;
  
 	if (result)
 	{
 		if (!allDigits(formField.value))
 		{
 			alert('Kolom "' + fieldLabel +'" harus diisi dengan nomor/angka.');
			formField.focus();		
			result = false;
		}
	} 
	
	return result;
}


function validInt(formField,fieldLabel,required)
{
	var result = true;

	if (required && !validRequired(formField,fieldLabel))
		result = false;
  
 	if (result)
 	{
 		var num = parseInt(formField.value,10);
 		if (isNaN(num))
 		{
 			alert('Kolom "' + fieldLabel +'" harus diisi dengan nomor/angka.');
			formField.focus();		
			result = false;
		}
	} 
	
	return result;
}


function validDate(formField,fieldLabel,required)
{
	var result = true;

	if (required && !validRequired(formField,fieldLabel))
		result = false;
  
 	if (result)
 	{
 		var elems = formField.value.split("/");
 		
 		result = (elems.length == 3); // should be three components
 		
 		if (result)
 		{
 			var month = parseInt(elems[0],10);
  			var day = parseInt(elems[1],10);
 			var year = parseInt(elems[2],10);
			result = allDigits(elems[0]) && (month > 0) && (month < 13) &&
					 allDigits(elems[1]) && (day > 0) && (day < 32) &&
					 allDigits(elems[2]) && ((elems[2].length == 2) || (elems[2].length == 4));
 		}
 		
  		if (!result)
 		{
 			alert('Please enter a date in the format MM/DD/YYYY for the "' + fieldLabel +'" field.');
			formField.focus();		
		}
	} 
	
	return result;
}

function validateForm1(theForm)
{
	// Customize these calls for your form

	// Start ------->
	if (!validRequired(theForm.topik,"Topik"))
		return false;
	if (!validRequired(theForm.isi,"Pesan"))
		return false;

//	if (!validEmail(theForm.email,"Email Address",true))
//		return false;

//	if (!validDate(theForm.available,"Date Available",true))
//		return false;

//	if (!validNum(theForm.yearsexperience,"Years Experience",true))
//		return false;
	// <--------- End
	
	return true;
}
function validateForm2(theForm)
{
	// Customize these calls for your form

	// Start ------->
	if (!validRequired(theForm.isi,"Pesan komentar"))
		return false;

//	if (!validEmail(theForm.email,"Email Address",true))
//		return false;

//	if (!validDate(theForm.available,"Date Available",true))
//		return false;

//	if (!validNum(theForm.yearsexperience,"Years Experience",true))
//		return false;
	// <--------- End
	
	return true;
}
function validateForm3(theForm)
{
	// Customize these calls for your form

	// Start ------->
//	if (!validRequired(theForm.isi,"Isi komentar"))
//		return false;

//	if (!validEmail(theForm.email,"Email Address",true))
//		return false;

//	if (!validDate(theForm.available,"Date Available",true))
//		return false;

	if (!validNum(theForm.jumlah,"Jumlah box",true))
		return false;
	// <--------- End
	
	return true;
}
function validateForm4(theForm)
{
	// Customize these calls for your form

	// Start ------->
	if (!validRequired(theForm.sender_name,"Nama"))
		return false;
	if (!validRequired(theForm.kelamin,"Kelamin"))
		return false;
	if (!validRequired(theForm.umur,"Umur"))
		return false;
	if (!validRequired(theForm.kategori,"Kategori"))
		return false;
	if (!validRequired(theForm.message,"Pesan"))
		return false;

	if (!validEmail(theForm.sender_email,"Email Address",true))
		return false;

//	if (!validDate(theForm.available,"Date Available",true))
//		return false;

//	if (!validNum(theForm.jumlah,"Jumlah box",true))
//		return false;
	// <--------- End
	
	return true;
}



function tanya(TheLink, text) {
    if (confirm(text)) {
      window.location = TheLink;
    }
}

function bukaWin(mypage,myname,w,h,scroll){
	LeftPosition = (screen.width) ? (screen.width-w)/2 : 0;
	TopPosition = (screen.height) ? (screen.height-h)/2 : 0;
	settings ='height='+h+',width='+w+',top='+TopPosition+',left='+LeftPosition+',scrollbars='+scroll+',resizable'
win = window.open(mypage,myname,settings)
}

 
/* -- HIDDEN OPTION -- */

/***********************************************
* Switch Content script- © Dynamic Drive (www.dynamicdrive.com)
* This notice must stay intact for legal use. Last updated Oct 21st, 2003.
* Visit http://www.dynamicdrive.com/ for full source code
***********************************************/

var enablepersist="on" //Enable saving state of content structure using session cookies? (on/off)
var collapseprevious="yes" //Collapse previously open content when opening present? (yes/no)

if (document.getElementById){
document.write('<style type="text/css">')
document.write('.switchcontent{display:none;}')
document.write('</style>')
}

function getElementbyClass(classname){
ccollect=new Array()
var inc=0
var alltags=document.all? document.all : document.getElementsByTagName("*")
for (i=0; i<alltags.length; i++){
if (alltags[i].className==classname)
ccollect[inc++]=alltags[i]
}
}

function contractcontent(omit){
var inc=0
while (ccollect[inc]){
if (ccollect[inc].id!=omit)
ccollect[inc].style.display="none"
inc++
}
}

function expandcontent(cid){
if (typeof ccollect!="undefined"){
if (collapseprevious=="yes")
contractcontent(cid)
document.getElementById(cid).style.display=(document.getElementById(cid).style.display!="block")? "block" : "none"
}
}

function revivecontent(){
contractcontent("omitnothing")
selectedItem=getselectedItem()
selectedComponents=selectedItem.split("|")
for (i=0; i<selectedComponents.length-1; i++)
document.getElementById(selectedComponents[i]).style.display="block"
}

function get_cookie(Name) { 
var search = Name + "="
var returnvalue = "";
if (document.cookie.length > 0) {
offset = document.cookie.indexOf(search)
if (offset != -1) { 
offset += search.length
end = document.cookie.indexOf(";", offset);
if (end == -1) end = document.cookie.length;
returnvalue=unescape(document.cookie.substring(offset, end))
}
}
return returnvalue;
}

function getselectedItem(){
if (get_cookie(window.location.pathname) != ""){
selectedItem=get_cookie(window.location.pathname)
return selectedItem
}
else
return ""
}

function saveswitchstate(){
var inc=0, selectedItem=""
while (ccollect[inc]){
if (ccollect[inc].style.display=="block")
selectedItem+=ccollect[inc].id+"|"
inc++
}

document.cookie=window.location.pathname+"="+selectedItem
}

function do_onload(){
getElementbyClass("switchcontent")
if (enablepersist=="on" && typeof ccollect!="undefined")
revivecontent()
}


if (window.addEventListener)
window.addEventListener("load", do_onload, false)
else if (window.attachEvent)
window.attachEvent("onload", do_onload)
else if (document.getElementById)
window.onload=do_onload

if (enablepersist=="on" && document.getElementById)
window.onunload=saveswitchstate

// AUTO MAXLENGHT
/*
Form field Limiter script- By Dynamic Drive
For full source code and more DHTML scripts, visit http://www.dynamicdrive.com
This credit MUST stay intact for use
*/

var ns6=document.getElementById&&!document.all

function restrictinput(maxlength,e,placeholder){
if (window.event&&event.srcElement.value.length>=maxlength)
return false
else if (e.target&&e.target==eval(placeholder)&&e.target.value.length>=maxlength){
var pressedkey=/[a-zA-Z0-9\.\,\/]/ //detect alphanumeric keys
if (pressedkey.test(String.fromCharCode(e.which)))
e.stopPropagation()
}
}

function countlimit(maxlength,e,placeholder){
var theform=eval(placeholder)
var lengthleft=maxlength-theform.value.length
var placeholderobj=document.all? document.all[placeholder] : document.getElementById(placeholder)
if (window.event||e.target&&e.target==eval(placeholder)){
if (lengthleft<0)
theform.value=theform.value.substring(0,maxlength)
placeholderobj.innerHTML=lengthleft
}
}


function displaylimit(thename, theid, thelimit){
var theform=theid!=""? document.getElementById(theid) : thename
var limit_text='<b><span id="'+theform.toString()+'">'+thelimit+'</span></b> huruf lagi batas maksimal text.'
if (document.all||ns6)
document.write(limit_text)
if (document.all){
eval(theform).onkeypress=function(){ return restrictinput(thelimit,event,theform)}
eval(theform).onkeyup=function(){ countlimit(thelimit,event,theform)}
}
else if (ns6){
document.body.addEventListener('keypress', function(event) { restrictinput(thelimit,event,theform) }, true); 
document.body.addEventListener('keyup', function(event) { countlimit(thelimit,event,theform) }, true); 
}
}


// ***********************************************
// SELECT TERUS GO...
// AUTHOR: WWW.CGISCRIPT.NET, LLC
// URL: http://www.cgiscript.net
// Use the script, just leave this message intact.
// Download your FREE CGI/Perl Scripts today!
// ( http://www.cgiscript.net/scripts.htm )
// ***********************************************

function goThere(form){
	var linkList=form.selectThis.selectedIndex
	if(!linkList==""){window.location.href=form.selectThis.options[linkList].value;}
}
/**
 * DHTML check all/clear all links script. Courtesy of SmartWebby.com (http://www.smartwebby.com/dhtml/)
 */

var form='pesan' //Give the form name here

function SetChecked(val,chkName) {
dml=document.forms[form];
len = dml.elements.length;
var i=0;
for( i=0 ; i<len ; i++) {
if (dml.elements[i].name==chkName) {
dml.elements[i].checked=val;
}
}
}

function ValidateForm(dml,chkName){
len = dml.elements.length;
var i=0;
for( i=0 ; i<len ; i++) {
if ((dml.elements[i].name==chkName) && (dml.elements[i].checked==1)) return true
}
alert("Silahkan pilih, minimal satu korwil. \r Terimkasih")
return false;
}