function checkform()
{
contactperson=document.f1.contactperson.value;
yourmobile=document.f1.yourmobile.value;
youremail=document.f1.youremail.value;
yourcity=document.f1.yourcity.value;
add_details=document.f1.add_details.value;
if (contactperson=="")
{
alert("Contact Person cannot be empty");
document.f1.contactperson.focus();
return;
}
if (yourmobile=="")
{
alert("Mobile Number cannot be empty");
document.f1.yourmobile.focus();
return;
}
if (youremail=="")
{
alert("Please type your email addresss");
document.f1.youremail.focus();
return;
}
if (yourcity=="")
{
alert("Enter your city");
document.f1.yourcity.focus();
return;
}
if (add_details=="")
{
alert("Enter your query");
document.f1.add_details.focus();
return;
}
document.f1.submit();
}
document.write('');
document.write('');
document.write('');
document.write('
