function validate(aform, sendmailto, mailtopic) {
if ((aform["Name"].value.length==0) || (aform["Name"].value==null)) {
alert("Please fill in your name");
return false;
}
if ((aform["email"].value.length==0) || (aform["email"].value==null)) {
alert("Please fill in your e-mail address");
return false;
}
if ((aform["Telephone"].value.length==0) || (aform["Telephone"].value==null)) {
alert("Please fill in your telephone number");
return false;
}
alert("Thanks for your support!");
sendEmail(aform, sendmailto, mailtopic);
}