function checkUserForm(){
if (document.getElementById('userForm').qbox1.value==''){
alert('Please enter your username');
document.getElementById('userForm').qbox1.focus();
return;
}
if (document.getElementById('userForm').qbox2.value==''){
alert('Please enter your password');
document.getElementById('userForm').qbox2.focus();
return;
}
document.getElementById('userForm').submit();
}

function checkAddForm() {
if(document.getElementById('uForm2').saddr.value=="")
{
alert("Please enter the post code");
document.getElementById('uForm2').saddr.focus();
return;
}
qurl="http://maps.google.com/maps?daddr=NN7+4HE&saddr=" + document.getElementById('uForm2').saddr.value;
window.open(qurl);
}

function checkEnquiryForm() {
if(document.getElementById('uForm1').qname.value=="")
{
alert("Please enter your name");
document.getElementById('uForm1').qname.focus();
return;
}
if(!isEmailAddr(document.getElementById('uForm1').qemail.value))
{
alert("Please enter a valid email address");
document.getElementById('uForm1').qemail.focus();
return;
}
if(document.getElementById('uForm1').qphone1.value=="")
{
alert("Please enter your telephone number");
document.getElementById('uForm1').qphone1.focus();
return;
}
document.getElementById('uForm1').submit();
}