function submitBooking(formname)
{
	  var checked = false;
     var buttons = formname.elements.bookerMemberStatus;
     for (var i=0; i<buttons.length; i++) 
     { 
       if (buttons[i].checked) 
       { 
          checked = true;
          break; 
       } 
     }

	  var checked2 = false;
     var buttons2 = formname.elements.bookerSource;
     for (var i=0; i<buttons2.length; i++) 
     { 
       if (buttons2[i].checked) 
       { 
          checked2 = true;
          break; 
       } 
     }

     if(!checked)
     {
        alert("Please choose your current Membership Status"); 
        return false;
     }

	   else if (formname.bookerFirstName.value=="")
	   {
		   alert("Please enter your first name");
		   formname.bookerFirstName.focus();
		   return false;
	   }

	   else if (formname.bookerLastName.value=="")
	   {
		   alert("Please enter your family name");
		   formname.bookerLastName.focus();
		   return false;
	   }

	   else if (formname.bookerEmail.value=="")
	   {
		   alert("Please enter your email address");
		   formname.bookerEmail.focus();
		   return false;
	   }

	   else if (formname.bookerMobilePhone.value=="")
	   {
		   alert("Please enter your mobile phone number");
		   formname.bookerMobilePhone.focus();
		   return false;
	   }

     else if(!checked2)
     {
        alert("Please let us know where you heard about this event from"); 
        return false;
     }

	else 
	{
		formname.eventAction.value = 'add_booking';
		return true;
	}
}