function formcheck()
 {
  var email_id;
  var len,loc_amp, loc_dot;
  email_id = document.registerform.u_email.value;
  len = email_id.length;
  loc_amp = email_id.indexOf("@",1);
  loc_dot = email_id.indexOf(".",loc_amp+2);
  document.getElementById("u_email_err").style.display = 'none';  
  document.getElementById("u_username_err").style.display = 'none';
  document.getElementById("u_password_err").style.display = 'none';
  document.getElementById("u_verify_err").style.display = 'none';
  document.getElementById("u_name_err").style.display = 'none';
  document.getElementById("u_surname_err").style.display = 'none';
  document.getElementById("u_bdate_err").style.display = 'none';
  document.getElementById("u_phoneno_err").style.display = 'none';
  document.getElementById("u_country_err").style.display = 'none';
  document.getElementById("u_question_err").style.display = 'none';
  document.getElementById("u_answer_err").style.display = 'none';
  if( loc_amp > 0 && loc_dot >0 && len >loc_dot+1)
  {
	if (document.registerform.u_username.value.length < 1)
	 {
	  document.getElementById("u_username_err").style.display = 'block';
	  document.registerform.u_username.focus();
	  return false;
	 }
	 else		  
	if (document.registerform.u_password.value.length < 1)
	 {
	  document.getElementById("u_password_err").style.display = 'block';
	  document.registerform.u_password.focus();
	  return false;
	 }
	 else	  
	if (document.registerform.u_password.value != document.registerform.u_verify.value)
	 {
	  document.getElementById("u_verify_err").style.display = 'block';
	  document.registerform.u_verify.focus();
	  return false;
	 }
	 else  
	if(document.registerform.u_name.value.length < 2) 
	{
	  document.getElementById("u_name_err").style.display = 'block';
	 document.registerform.u_name.focus();
	 return false;
	} 
	else 
	if (document.registerform.u_surname.value.length < 1)
	 {
	  document.getElementById("u_surname_err").style.display = 'block';
	  document.registerform.u_surname.focus();
	  return false;
	 }
	 else
	if (document.registerform.u_day.value < 1)
	 {
	  document.getElementById("u_bdate_err").style.display = 'block';
	  document.registerform.u_day.focus();
	  return false;
	 }
	 else
	if (document.registerform.u_month.value < 1)
	 {
	  document.getElementById("u_bdate_err").style.display = 'block';
	  document.registerform.u_month.focus();
	  return false;
	 }
	 else
	if (document.registerform.u_year.value< 1)
	 {
	  document.getElementById("u_bdate_err").style.display = 'block';
	  document.registerform.u_year.focus();
	  return false;
	 }
	 else
	if (document.registerform.u_phoneno.value.length != 7)
	 {
	  document.getElementById("u_phoneno_err").style.display = 'block';
	  document.registerform.u_phoneno.focus();
	  return false;
	 }
	 else	 
	if (document.registerform.u_country.value< 1)
	 {
	  document.getElementById("u_country_err").style.display = 'block';
	  document.registerform.u_country.focus();
	  return false;
	 }
	 else
	if (document.registerform.u_question.value< 1)
	 {
	  document.getElementById("u_question_err").style.display = 'block';
	  document.registerform.u_question.focus();
	  return false;
	 }
	 else
	if (document.registerform.u_answer.value.length < 2)
	 {
	  document.getElementById("u_answer_err").style.display = 'block';
	  document.registerform.u_answer.focus();
	  return false;
	 }
	else
	return true;
	}
  else
  {
   document.getElementById("u_email_err").style.display = 'block';
   document.registerform.u_email.focus();
   return false;
  }
 }


// copyright 1999 Idocs, Inc. http://www.idocs.com
// Distribute this script freely but keep this notice in place
function numbersonly(myfield, e, dec)
{
var key;
var keychar;

if (window.event)
   key = window.event.keyCode;
else if (e)
   key = e.which;
else
   return true;
keychar = String.fromCharCode(key);

// control keys
if ((key==null) || (key==0) || (key==8) || 
	(key==9) || (key==13) || (key==27) )
   return true;

// numbers
else if ((("0123456789").indexOf(keychar) > -1))
   return true;

// spacebar control
else if ((key==32))
   return false;

// decimal point jump
else if (dec && (keychar == "."))
   {
   myfield.form.elements[dec].focus();
   return false;
   }
else
   return false;
}



// copyright 1999 Idocs, Inc. http://www.idocs.com
// Distribute this script freely but keep this notice in place
function letternumber(e)
{
var key;
var keychar;

if (window.event)
   key = window.event.keyCode;
else if (e)
   key = e.which;
else
   return true;
keychar = String.fromCharCode(key);
keychar = keychar.toLowerCase();

// control keys
if ((key==null) || (key==0) || (key==8) || 
	(key==9) || (key==13) || (key==27) )
   return true;

// alphas and numbers
else if ((("abcdefghijklmnopqrstuvwxyz0123456789@_-.").indexOf(keychar) > -1))
   return true;

// spacebar control
else if ((key==32))
   return false;
else
   return false;
}


function FormVal() {
	if (document.formContact.fullname.value.length < 5)
		{
		alert("Lütfen tam adinizi girin!");
		document.formContact.fullname.focus();
		return false;
		}
	else
	if (document.formContact.country.value == 0)
		{
		alert("Bulundugunuz ülkeyi seçin!");
		document.formContact.country.focus();
		return false;
		}
	else
	if (document.formContact.email.value.length < 5) 
		{
		alert("Lütfen size ulasmamiz için bir seçim yapin!");
		document.formContact.email.focus();
		return false;
		}
	else	
		return true;
	}