// JavaScript Document


function validEmail(email)
{
   invalidChars = " /:,;"

   if (email == "")
      return false

   for (i=0; i<invalidChars.length; i++)
   {
      badChar = invalidChars.charAt(i)

      if (email.indexOf(badChar,0)>-1)
         return false
   }

   atPos = email.indexOf("@",1)

   if (atPos == -1)
      return false

   if (email.indexOf("@",atPos+1) != -1)
      return false

   periodPos = email.indexOf(".",atPos)

   if (periodPos == -1)
      return false

   if (periodPos+3 > email.length)
      return false

   return true
}


function submitIt(chkForm)
{

    if (chkForm.name.value == "")
    {
      alert("You must enter your name.")
      return false
    }
	
    if (!validEmail(chkForm.email.value))
    {
      alert("Invalid email address. Please enter your email address again.")
      return false
    }
	
    if (chkForm.comments.value == "")
    {
      alert("You must enter your comments.")
      return false
    }

    return true
}