function validate() {

	if(document.myform.firstname.value == ''){
    	alert('First name is required');
        return;
    } 
    if(document.myform.lastname.value == ''){
    	alert('Last name is required');
        return;
    } 
    if(document.myform.phone.value == ''){
    	alert('Phone number is required');
        return;
    } 
    if(document.myform.dob.value == ''){
    	alert('Date of Birth is required');
        return;
    } 
    if(document.myform.mobile.value == ''){
    	alert('Mobile number is required');
        return;
    } 
    if(document.myform.haircolour.value == ''){
    	alert('Hair colour is required');
        return;
    } 
    if(document.myform.email.value == ''){
    	alert('Email address is required');
        return;
    } 
    if(document.myform.eyescolour.value == ''){
    	alert('Eye colour is required');
        return;
    } 
    if(document.myform.address.value == ''){
    	alert('Address is required');
        return;
    } 
    if(document.myform.height.value == ''){
    	alert('Height is reuiqred');
        return;
    } 
    if(document.myform.suburb.value == ''){
    	alert('Suburb is required');
        return;
    } 
    if(document.myform.school.value == ''){
    	alert('School is required');
        return;
    } 
    if(document.myform.details.value == ''){
    	alert('Your details is required');
        return;
    } 
   if(document.myform.photo1.value == '' && document.myform.photo2.value == '' && document.myform.photo3.value == ''){
    	alert('Upload at least one photo');
        return;
    } 
	/*if (document.myform.ageagree.checked == false)
	{
		alert ('Are you under 18 years old and have my parent / guardian consent?');
		return;
	}*/
	if (document.myform.agree.checked == false)
	{
		alert ('You must agree to these terms');
		return;
	}
	
	if(document.myform.code.value == ''){
    	alert('Captcha code is required');
       return;
    } 
	
	$.post("ajax_validate_captcha.php", $("#myform").serialize(),

	function(response){
		
		if (response.ok == 1) {				
			 document.forms["myform"].submit();	
			 
			 e = document.getElementById('button');
			 if (e) e.disabled = true;			 
			 
		} else {
			alert('Sorry, the code you entered was incorrect. Please try again.');
		}

	}, "json");   
 
}