function isReady(form){if(isFilled(form.fullname)==false){alert("Please enter your full name.");form.fullname.focus();return false;}
function isEmail(elm){if(elm.value.indexOf("@")+"" !="-1" &&
elm.value.indexOf(".")+"" !="-1" &&
elm.value !="")
return true;else return false;}
function isFilled(elm){if(elm.value==""||elm.value==null)
return false;else return true;}
if(isEmail(form.email)==false){alert("Please enter a legitimate email address.");form.email.focus();return false;}
}