function CorrectEmailaddress(SubscriberForm){if(SubscriberForm.pf_Email.value.length>255)
{alert("Vennligst skriv høyst 255 tegn i \'E-postadresse\'-feltet.");SubscriberForm.pf_Email.focus();return false;}
if(SubscriberForm.pf_Email.value=="")
{alert("Angi en verdi for \'E-postadresse\'-feltet.");SubscriberForm.pf_Email.focus();return false;}
if(SubscriberForm.pf_Email.value.length<7)
{alert("Fyll inn minst 7 tegn i \'E-postadresse\'-feltet.");SubscriberForm.pf_Email.focus();return false;}
pf_Email=SubscriberForm.pf_Email.value;var reg=/^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,10})$/;if(reg.test(pf_Email)==false)
{alert('Din e-postadresse er ikke korrekt. Vennligst prøv igjen.');SubscriberForm.pf_Email.focus();return false;}
var counter=0;for(i=1;i<=SubscriberForm.pf_CounterMailinglists.value;i++)
{var checkBoxName="pf_MailinglistName"+i;if(document.getElementsByName(checkBoxName)[0].checked||document.getElementsByName(checkBoxName)[0].type=="hidden")counter++;}
if(counter==0)
{alert("En eller flere epostlister kreves til dette skjemaet.");return false;}
return true;}