function CheckEmail9(str) {
var at="@";
var dot=".";
var lat=str.indexOf(at);
var lstr=str.length;
var ldot=str.indexOf(dot);
if (str.indexOf(at)==-1) {
return false;
}
if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr) {
return false;
}
if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr) {
return false;
}
if (str.indexOf(at,(lat+1))!=-1) {
return false;
}
if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot) {
return false;
}
if (str.indexOf(dot,(lat+2))==-1) {
return false;
}
if (str.indexOf(" ")!=-1) {
return false;
}
return true;
}
function validatePhone9(fld) {
var error = "";
var stripped = fld.value.replace(/[\(\)\.\-\ ]/g, '');
if (fld.value == "") {
error = "You didn't enter a phone number.\n";
}
else if (isNaN(parseInt(stripped))) {
error = "The phone number contains illegal characters.\n";
}
else if (!(stripped.length >= 8 && stripped.length <= 15)) {
error = "The phone number is the wrong length.\n";
}
return error;
}
function ValidateFreeAdvice() {
if(document.getElementById('Name').value.replace(/^\s+|\s+$/g, '') == "") {
alert("Name is required, please enter a valid name!");
document.getElementById('Name').focus();
return false;
}
if (validatePhone9(document.getElementById('Telephone')) != "") {
alert("Phone is required, please enter a valid phone number!");
return false;
}
if(!CheckEmail9(document.getElementById('Email').value)) {
alert("Invalid E-mail Address!");
return false;
}
if(document.getElementById('Offence').value.replace(/^\s+|\s+$/g, '') == "") {
alert("Please provide us with some details about the nature your enquiry!");
document.getElementById('Offence').focus();
return false;
}   
return true;
}