function content_signup(){
if(document.fname.fname.value==""){
alert("Please Enter First Name");
document.fname.fname.focus();
return false;
}
if(document.fname.lname.value==""){
alert("Please Enter Last Name");
document.fname.lname.focus();
return false;
}
if(document.fname.email.value==""){
alert("Please Enter Email");
document.fname.email.focus();
return false;
}
var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
var emailaddress = document.fname.email.value;
   if(reg.test(emailaddress) == false) {
    alert('Invalid Email Address');
    document.fname.email.focus();
    return false;
}
/*
if(document.fname.address.value==""){
alert("Please Enter Address");
document.fname.address.focus();
return false;
}
if(document.fname.city.value==""){
alert("Please Enter City");
document.fname.city.focus();
return false;
}*/
return true;
}