/* ****************************************************************************************************************************** */
function validate_sidebar_form(){
	if ($('#sidebar_first_name').val() == ""){
		alert ("Please enter your first name.");
		$('#sidebar_first_name').focus();
		return false;
	}
	
	if ($('#sidebar_last_name').val() == ""){
		alert ("Please enter your last name.");
		$('#sidebar_last_name').focus();
		return false;
	}
	
	if (!checkInternationalPhone($('#sidebar_phone').val())){
		alert ("Please enter your valid phone number.");
		$('#sidebar_phone').focus();
		return false;
	}	
	
	if (!isValidEmailAddress($('#sidebar_email_address').val())){
		alert ("Please enter your valid email address.");
		$('#sidebar_email_address').focus();
		return false;
	}	
	
	$('#form_quote_request').submit();
}

function isValidEmailAddress(email){
	var x = email;
	var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
	if (filter.test(x)) return true;
	else return false;
}

/**
 * DHTML phone number validation script.
 */

// Declaring required variables
var digits = "0123456789";
// non-digit characters which are allowed in phone numbers
var phoneNumberDelimiters = "()- ";
// characters which are allowed in international phone numbers
// (a leading + is OK)
var validWorldPhoneChars = phoneNumberDelimiters + "+";
// Minimum no of digits in an international phone no.
var minDigitsInIPhoneNumber = 10;

function isInteger(s)
{   var i;
    for (i = 0; i < s.length; i++)
    {   
        // Check that current character is number.
        var c = s.charAt(i);
        if (((c < "0") || (c > "9"))) return false;
    }
    // All characters are numbers.
    return true;
}

function stripCharsInBag(s, bag)
{   var i;
    var returnString = "";
    // Search through string's characters one by one.
    // If character is not in bag, append to returnString.
    for (i = 0; i < s.length; i++)
    {   
        // Check that current character isn't whitespace.
        var c = s.charAt(i);
        if (bag.indexOf(c) == -1) returnString += c;
    }
    return returnString;
}

function checkInternationalPhone(strPhone){
s=stripCharsInBag(strPhone,validWorldPhoneChars);
return (isInteger(s) && s.length >= minDigitsInIPhoneNumber);
}