function validateForm()
{
  var emailregex = /^[_a-z0-9-]+(\.[_a-z0-9-]+)*@[a-z0-9-]+(\.[a-z0-9-]+)*(\.[a-z]{2,3})/
  var blankregex = /^\s*$/i
  var fname = document.getElementById("fnameid");
  var lname = document.getElementById("lnameid");
  var address = document.getElementById("addaid");
  var phone = document.getElementById("phoneaid");
  var besttime = document.forms[0].besttime;
  var email = document.getElementById("emailid");
  var hearabout = document.forms[0].hearabout;
  var comments = document.getElementById("commentsid");
  
   
  if(blankregex.test(fname.value))
  {
      alert("Please provide us with your first name.");
      fname.focus();
      return false;
  }
  if(blankregex.test(lname.value))
  {
      alert("Please provide us with your last name.");
      lname.focus();
      return false;
  }
  if(blankregex.test(address.value))
  {
      alert("Please provide us with your address.");
      address.focus();
      return false;
  }
  if(blankregex.test(phone.value))
  {
      alert("Please provide us with your telephone number.");
      phone.focus();
      return false;
  }
  if(besttime.selectedIndex == 0)
  {
      alert("Please provide us with the best time to contact you.");
      besttime.focus();
      return false;
  }
  if(!emailregex.test(email.value))
  {
      alert("Please provide us with a valid e-mail address.");
      email.focus();
      return false;
  }
  if(hearabout.selectedIndex == 0)
  {
      alert("Please tell us how you heard about us.");
      hearabout.focus();
      return false;
  }
  if(blankregex.test(comments.value))
  {
      alert("Please provide us with your comments.");
      comments.focus();
      return false;
  }
 return true;
}

function validateFormB()
{
  var emailregex = /^[_a-z0-9-]+(\.[_a-z0-9-]+)*@[a-z0-9-]+(\.[a-z0-9-]+)*(\.[a-z]{2,3})/
  var blankregex = /^\s*$/i
  var commentsb = document.getElementById("comments-b");
  var emailb = document.getElementById("emailid-b");
  
  if(!emailregex.test(emailb.value))
  {
      alert("Please provide us with a valid e-mail address.");
      emailb.focus();
      return false;
  }
  if(blankregex.test(commentsb.value))
  {
      alert("Please provide us with your comments.");
      commentsb.focus();
      return false;
  }
 return true;
}