function tornaFocus (formobj,inputobj,valueobj,message) {
     alert(message);
     inputobj.focus();
     return false;
}

function _CF_onError(form_object, input_object, object_value, error_message)
    {
	alert(error_message);
       	return false;	
    }



function _CF_hasValue(obj, obj_type)
    {
    if (obj_type == "TEXT" || obj_type == "PASSWORD")
	{
    	if (obj.value.length == 0) 
      		return false;
    	else 
      		return true;
    	}
    else if (obj_type == "SELECT")
	{
        for (i=0; i < obj.length; i++)
	    	{
		if (obj.options[i].selected && obj.options[i].value != "-1")
			return true;
		}

       	return false;	
	}
    else if (obj_type == "CELLULARE")
	{

		if (ordine.wcellularenum.length == 0 && ordine.wcellularepref.length != 0) 
      		return false;
    	else 
      		return true;
    	}
								
    else if (obj_type == "SINGLE_VALUE_RADIO" || obj_type == "SINGLE_VALUE_CHECKBOX")
	{

		if (obj.checked)
			return true;
		else
       		return false;	
	}
    else if (obj_type == "RADIO" || obj_type == "CHECKBOX")
	{

        for (i=0; i < obj.length; i++)
	    	{
		if (obj[i].checked)
			return true;
		}

       	return false;	
	}
	}



function _CF_checkinteger(object_value)
    {
    //Returns true if value is a number or is NULL
    //otherwise returns false	

    if (object_value.length == 0)
        return true;

    //Returns true if value is an integer defined as
    //   having an optional leading + or -.
    //   otherwise containing only the characters 0-9.
	var decimal_format = ".";
	var check_char;

    //The first character can be + -  blank or a digit.
	check_char = object_value.indexOf(decimal_format)
    //Was it a decimal?
    if (check_char < 1)
	return _CF_checknumber(object_value);
    else
	return false;
    }



function _CF_checknumber(object_value)
    {
    //Returns true if value is a number or is NULL
    //otherwise returns false	

    if (object_value.length == 0)
        return true;

    //Returns true if value is a number defined as
    //   having an optional leading + or -.
    //   having at most 1 decimal point.
    //   otherwise containing only the characters 0-9.
	var start_format = " .+-0123456789";
	var number_format = " .0123456789";
	var check_char;
	var decimal = false;
	var trailing_blank = false;
	var digits = false;

    //The first character can be + - .  blank or a digit.
	check_char = start_format.indexOf(object_value.charAt(0))
    //Was it a decimal?
	if (check_char == 1)
	    decimal = true;
	else if (check_char < 1)
		return false;
        
	//Remaining characters can be only . or a digit, but only one decimal.
	for (var i = 1; i < object_value.length; i++)
	{
		check_char = number_format.indexOf(object_value.charAt(i))
		if (check_char < 0)
			return false;
		else if (check_char == 1)
		{
			if (decimal)		// Second decimal.
				return false;
			else
				decimal = true;
		}
		else if (check_char == 0)
		{
			if (decimal || digits)	
				trailing_blank = true;
        // ignore leading blanks

		}
	        else if (trailing_blank)
			return false;
		else
			digits = true;
	}	
    //All tests passed, so...
    return true
    }



function _CF_checkzip(object_value)
    {
    if (object_value.length == 0)
        return true;
		
    if (object_value.length != 5 && object_value.length != 10)
        return false;

	// make sure first 5 digits are a valid integer
	if (object_value.charAt(0) == "-" || object_value.charAt(0) == "+")
        return false;

	if (!_CF_checkinteger(object_value.substring(0,5)))
		return false;

	if (object_value.length == 5)
		return true;
	
	// make sure

	// check if separator is either a'-' or ' '
	if (object_value.charAt(5) != "-" && object_value.charAt(5) != " ")
        return false;

	// check if last 4 digits are a valid integer
	if (object_value.charAt(6) == "-" || object_value.charAt(6) == "+")
        return false;

	return (_CF_checkinteger(object_value.substring(6,10)));
    }



function _CF_checkregex(object_value, regex)
	{
	//Returns true if the value matches the Regular Expression passed in.
	
	return regex.test(object_value);

	}
	
function  _CF_checkordine(_CF_this)
    {
    if  (!_CF_hasValue(_CF_this.wattivita, "TEXT" )) 
        {
        if  (!tornaFocus(_CF_this, _CF_this.wattivita, _CF_this.wattivita.value, "Immettere il nome dell'attivita'"))
            {

            return false; 

            }

        }

				if  (!_CF_hasValue(_CF_this.wprovincia, "SELECT" )) 

        {

        if  (!tornaFocus(_CF_this, _CF_this.wprovincia, _CF_this.wprovincia.value, "Scegliere la provincia"))

            {

            return false; 

            }

        }								
								
				
								
								
    if  (!_CF_hasValue(_CF_this.wdesc, "TEXT" )) 

        {

        if  (!tornaFocus(_CF_this, _CF_this.wdesc, _CF_this.wdesc.value, "Immettere il Cognome e Nome "))

            {

            return false; 

            }

        }


    if  (!_CF_hasValue(_CF_this.windirizzo, "TEXT" )) 

        {

        if  (!tornaFocus(_CF_this, _CF_this.windirizzo, _CF_this.windirizzo.value, "Immettere l'indirizzo"))

            {

            return false; 

            }

        }


    if  (!_CF_hasValue(_CF_this.wcap, "TEXT" )) 

        {

        if  (!tornaFocus(_CF_this, _CF_this.wcap, _CF_this.wcap.value, "Immettere il CAP"))

            {

            return false; 

            }

        }


    if  (!_CF_checkzip(_CF_this.wcap.value))

        {

        if  (!tornaFocus(_CF_this, _CF_this.wcap, _CF_this.wcap.value, "Immettere il CAP"))

            {

            return false; 

            }

        }


    if  (!_CF_hasValue(_CF_this.wcitta, "TEXT" )) 

        {

        if  (!tornaFocus(_CF_this, _CF_this.wcitta, _CF_this.wcitta.value, "Immettere la cittą"))

            {

            return false; 

            }

        }


    if  (!_CF_checkregex(_CF_this.wemail.value, /^[A-Za-z0-9\._-]+@([0-9a-zA-Z][0-9A-Za-z_-]+\.)+[a-z]{2,4}$/))

        {

        if  (!tornaFocus(_CF_this, _CF_this.wemail, _CF_this.wemail.value, "inserire un indirizzo e-mail valido"))

            {

            return false; 

            }

        }else {
            // run userdefined onSubmit javascript. 
            return checkForm();
            return true;
        }

    }