function DataCheck() {
  var checkOK = "0123456789-";
  var checkStr = Shop.op1_picklechips.value;
  var allValid = true;
  var validGroups = true;
  var decPoints = 0;
  var allNum = "";
  for (i = 0;  i < checkStr.length;  i++) {
    ch = checkStr.charAt(i);
    for (j = 0;  j < checkOK.length;  j++)
      if (ch == checkOK.charAt(j))
        break;
    if (j == checkOK.length)
    {
      allValid = false;
      break;
    }
    allNum += ch;
  }
  if (!allValid) {
    alert("Please enter only numbers.  You entered a character in the Pickle Chips field.");
    Shop.op1_picklechips.focus();
    return (false);
  }

  var chkVal = allNum;
  var prsVal = parseInt(allNum);
  if (chkVal != "" && !(prsVal >= "0")) {
    alert("Please enter a value greater than or equal to 0 (zero) in the Pickle Chips field.");
    Shop.op1_picklechips.focus();
    return (false);
  }

  var checkOK = "0123456789-";
  var checkStr = Shop.op1_picklerelish.value;
  var allValid = true;
  var validGroups = true;
  var decPoints = 0;
  var allNum = "";
  for (i = 0;  i < checkStr.length;  i++) {
    ch = checkStr.charAt(i);
    for (j = 0;  j < checkOK.length;  j++)
      if (ch == checkOK.charAt(j))
        break;
    if (j == checkOK.length)
    {
      allValid = false;
      break;
    }
    allNum += ch;
  }
  if (!allValid) {
    alert("Please enter only numbers.  You entered a character in the Pickle Relish field.");
    Shop.op1_picklerelish.focus();
    return (false);
  }

  var chkVal = allNum;
  var prsVal = parseInt(allNum);
  if (chkVal != "" && !(prsVal >= "0")) {
    alert("Please enter a value greater than or equal to 0 (zero) in the Pickle Relish field.");
    Shop.op1_picklerelish.focus();
    return (false);
  }

  var checkOK = "0123456789-";
  var checkStr = Shop.op1_picklesauce.value;
  var allValid = true;
  var validGroups = true;
  var decPoints = 0;
  var allNum = "";
  for (i = 0;  i < checkStr.length;  i++) {
    ch = checkStr.charAt(i);
    for (j = 0;  j < checkOK.length;  j++)
      if (ch == checkOK.charAt(j))
        break;
    if (j == checkOK.length)
    {
      allValid = false;
      break;
    }
    allNum += ch;
  }
  if (!allValid) {
    alert("Please enter only numbers.  You entered a character in the Pickle Sauce field.");
    Shop.op1_picklesauce.focus();
    return (false);
  }

  var chkVal = allNum;
  var prsVal = parseInt(allNum);
  if (chkVal != "" && !(prsVal >= "0")) {
    alert("Please enter a value greater than or equal to 0 (zero) in the Pickle Sauce field.");
    Shop.op1_picklesauce.focus();
    return (false);
  }

  var checkOK = "0123456789-";
  var checkStr = Shop.op1_mustardsauce.value;
  var allValid = true;
  var validGroups = true;
  var decPoints = 0;
  var allNum = "";
  for (i = 0;  i < checkStr.length;  i++) {
    ch = checkStr.charAt(i);
    for (j = 0;  j < checkOK.length;  j++)
      if (ch == checkOK.charAt(j))
        break;
    if (j == checkOK.length)
    {
      allValid = false;
      break;
    }
    allNum += ch;
  }
  if (!allValid) {
    alert("Please enter only numbers.  You entered a character in the Mustard Sauce field.");
    Shop.op1_mustardsauce.focus();
    return (false);
  }

  var chkVal = allNum;
  var prsVal = parseInt(allNum);
  if (chkVal != "" && !(prsVal >= "0")) {
    alert("Please enter a value greater than or equal to 0 (zero) in the Mustard Sauce field.");
    Shop.op1_mustardsauce.focus();
    return (false);
  }

  var checkOK = "0123456789-";
  var checkStr = Shop.op1_salsamarinade.value;
  var allValid = true;
  var validGroups = true;
  var decPoints = 0;
  var allNum = "";
  for (i = 0;  i < checkStr.length;  i++) {
    ch = checkStr.charAt(i);
    for (j = 0;  j < checkOK.length;  j++)
      if (ch == checkOK.charAt(j))
        break;
    if (j == checkOK.length)
    {
      allValid = false;
      break;
    }
    allNum += ch;
  }
  if (!allValid) {
    alert("Please enter only numbers.  You entered a character in the Salsa Marinade field.");
    Shop.op1_salsamarinade.focus();
    return (false);
  }

  var chkVal = allNum;
  var prsVal = parseInt(allNum);
  if (chkVal != "" && !(prsVal >= "0")) {
    alert("Please enter a value greater than or equal to 0 (zero) in the Salsa Marinade field.");
    Shop.op1_salsamarinade.focus();
    return (false);
  }

  var checkOK = "0123456789-";
  var checkStr = Shop.op1_vinaigrette.value;
  var allValid = true;
  var validGroups = true;
  var decPoints = 0;
  var allNum = "";
  for (i = 0;  i < checkStr.length;  i++) {
    ch = checkStr.charAt(i);
    for (j = 0;  j < checkOK.length;  j++)
      if (ch == checkOK.charAt(j))
        break;
    if (j == checkOK.length)
    {
      allValid = false;
      break;
    }
    allNum += ch;
  }
  if (!allValid) {
    alert("Please enter only numbers.  You entered a character in the Vinaigrette field.");
    Shop.op1_vinaigrette.focus();
    return (false);
  }

  var chkVal = allNum;
  var prsVal = parseInt(allNum);
  if (chkVal != "" && !(prsVal >= "0")) {
    alert("Please enter a value greater than or equal to 0 (zero) in the Vinaigrette field.");
    Shop.op1_vinaigrette.focus();
    return (false);
  }

  var checkOK = "0123456789-";
  var checkStr = Shop.op1_triogiftbox.value;
  var allValid = true;
  var validGroups = true;
  var decPoints = 0;
  var allNum = "";
  for (i = 0;  i < checkStr.length;  i++) {
    ch = checkStr.charAt(i);
    for (j = 0;  j < checkOK.length;  j++)
      if (ch == checkOK.charAt(j))
        break;
    if (j == checkOK.length)
    {
      allValid = false;
      break;
    }
    allNum += ch;
  }
  if (!allValid) {
    alert("Please enter only numbers.  You entered a character in the Trio Gift Box field.");
    Shop.op1_triogiftbox.focus();
    return (false);
  }

  var chkVal = allNum;
  var prsVal = parseInt(allNum);
  if (chkVal != "" && !(prsVal >= "0")) {
    alert("Please enter a value greater than or equal to 0 (zero) in the Trio Gift Box field.");
    Shop.op1_triogiftbox.focus();
    return (false);
  }

}