function checkForm(formid){
    var sendable = true;
    FromName = 'form' + formid;
    
    for(i=0;i<=document.forms.length-1;i++){
        if(document.forms[i].name == FromName){
            useThisForm = i;
        }
    }
    
    theForm = document.forms[useThisForm];
    for(x=0;x<=theForm.length-1;x++){
        if(theForm.elements[x].type == 'text'){
            if(theForm.elements[x].value.length == 0){
                alert('Minden adatot meg kell adni!');
                sendable = false;
                break;
            }
            else{
                if(theForm.elements[x].name == 'recipient_email'){
                    if(!CheckEmail(theForm.elements[x].value)){
                        alert('Hibás e-mail cím!');
                        sendable = false;
                        break;
                    }
                }
            }
        }
    }
    return sendable;
}