function hide_or_show(id, remote_url, block_icon) {
    el = GetElementById(id);
    if (remote_url && (!el.getAttribute("loaded")) ) {
       var block_deep_content = get_child_by_tag(el, 'TD');
       SetInnerHTMLbyUrl(block_deep_content, remote_url, null, "GET")
       el.setAttribute("loaded", 1)
    }

    Effect.toggle(id,'appear');
    if (el.style.display=='none') {
       block_icon.src = "https://almaview.unibo.it//kform/avng/icons/block_close";
       //el.style.display = document.all? 'block':'table';
    }
    else {
       block_icon.src = "https://almaview.unibo.it//kform/avng/icons/block_open";
       //el.style.display='none';
    }
}

//Mostra ulteriori oggetti (usato nelle colonne secondarie)
function hide_or_show_more(a) {

    var c; 
    var el_bros = a.parentNode.parentNode.childNodes;

    for (c = 0; c < el_bros.length; c++) { 
        if (el_bros[c].id == "more_elements") el = el_bros[c];
    }

    //Effect.toggle(el,'appear');

    if ((!el.style.display)||(el.style.display=='none')) {
       el.style.display = 'block';
       SetInnerHTML(a, "Nascondi")
    }
    else {
       el.style.display='none';
       SetInnerHTML(a, "Continua...")
    }
}

//Azzeramento campi form
function blankall(e) {
    form = GetFiringObj(e).form;
    var c; 
    for (c=0;c<form.length;c++) {
        el = form.elements[c];
        if ((el.type == 'text')||(el.type == 'textarea')) el.value = '';
        else if ((el.type == 'checkbox')||(el.type == 'radio')) el.checked=0;
    }
}