function trim(str, chars) {
    return ltrim(rtrim(str, chars), chars);
}

function ltrim(str, chars) {
    chars = chars || "\\s";
    return str.replace(new RegExp("^[" + chars + "]+", "g"), "");
}

function rtrim(str, chars) {
    chars = chars || "\\s";
    return str.replace(new RegExp("[" + chars + "]+$", "g"), "");
}

jQuery(function(){
    jQuery('#submit_formcontatti').attr('disabled', 'true');

    jQuery('#testo table a').each(function(){
        var that = jQuery(this);
        var test = /\.pdf$/.test(that.attr('href'));
        if(trim(that.text()).toLowerCase() == 'scarica' && test){
            that.css({
                display: 'block',
                paddingTop: '25px',
                marginTop: '15px',
                background: 'url(/images/icons/pdf.png) no-repeat top center scroll transparent',
                textAlign: 'center'
            }).text('Scarica');
        }
    });
});



function setAbility(){
    if (document.formcontatti.formcontatti_privacycheck.checked){
        document.formcontatti.submit_formcontatti.disabled = false;
    } else {
        document.formcontatti.submit_formcontatti.disabled=true;
    }
}