var testiSlideShow = new Class({
  initialize: function(textArray) {
    this.text = textArray;
    this.active = 0;
    this.max = this.text.length;
    this.text.setStyle('display','none');
    this.text[this.active].setStyle('display','block');
  },
 
  displayText: function() {
	var myFx = new Fx.Style(this.text[this.active], 'opacity',{duration:1000}).start(1,0);
    this.text[this.active].setStyle('display','none');
    if(this.active < this.max-1)  this.active++;
    else this.active = 0;
	myFx = new Fx.Style(this.text[this.active], 'opacity',{duration:1000}).start(0,1);
    this.text[this.active].setStyle('display','block');
  }
});

function goLite(FRM,BTN)
{
   window.document.forms[FRM].elements[BTN].style.color = "#EEEEEE";
   window.document.forms[FRM].elements[BTN].style.backgroundColor = "#444444";
}

function goDim(FRM,BTN)
{
   window.document.forms[FRM].elements[BTN].style.color = "#444444";
   window.document.forms[FRM].elements[BTN].style.backgroundColor = "#EEEEEE";
}

function initAccordion(){
	new Accordion($$('dl#accordionKeunggulan dt'), $$('dl#accordionKeunggulan dd'));
	new Accordion($$('dl#accordionFitur dt'), $$('dl#accordionFitur dd'));
}

function testimonialRotator(){
	var testimonial = new testiSlideShow($$('#testimonial-slideshow span'));
	testimonial.displayText.periodical(3000,testimonial);
}

function validateEmail(Value){
	var emailPattern = /^[a-zA-Z0-9._-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,4}$/; 
	return emailPattern.test(Value); 
}
	
function cekValidForm(){
	valid=true;
	errmsg="";
	if ($('tEmail').value==''){
		valid=false;
		errmsg=errmsg+"Isikan Alamat Email Anda \n";
	} else {
		if (validateEmail($('tEmail').value)==false){
			valid=false;
			errmsg=errmsg+"Alamat Email Tidak Valid \n";
		} 
	}
	if ($('tNama').value==''){
		valid=false;
		errmsg=errmsg+"Isikan Nama Anda \n";
	} 
	if ($('tSubyek').value==''){
		valid=false;
		errmsg=errmsg+"Isikan Subyek Pertanyaan \n";
	} 
	if ($('tComment').value==''){
		valid=false;
		errmsg=errmsg+"Isikan Pertanyaan Anda!!\n";
	} 
	
	if ($('tCaptcha').value==''){
		valid=false;
		errmsg=errmsg+"Isikan Verifikasi CAPTCHA!!\n";
	} else {
		if ($('tCaptcha').value.length!=6){
			valid=false;
			errmsg=errmsg+"Verifikasi CAPTCHA Salah!!\n";
		} 
	}
	if (valid){
		var messageb = "Apakah data yang dimasukkan sudah benar ?";
		if (confirm(messageb))
		return true;
		else
		return false;
	} else {
		alert('Error..!! \n'+errmsg);
		return false;
	}
}