//custom validation script by Ryan Bishop, 2009
//designed for Central Texas Drilling


function ValidateContact(){
var ValName=document.getElementById('name').value;
var ValEmail=document.getElementById('email').value;
if(Valname!=null || ValEmail !=null){alert('validation passed');document.ContactForm.submit();}
else {alert('validation failed');}

}

// following portion based on the W3schools.com form validation technique

function validate_required(field,alerttxt)
{
with (field)
  {
  if (value==null||value=="")
    {
    alert(alerttxt);return false;
    }
  else
    {
    return true;
    }
  }
}

function validate_form(thisform)
{
with (thisform)
  {
  if (validate_required(email,"Email must be filled out!")==false)
  {email.focus();return false;}
  
    if (validate_required(name,"Name must be filled out!")==false)
  {email.focus();return false;}
  
  }
}