function confirm_link( link, message )
{
    if (typeof(window.opera) != 'undefined') {
        return true;
    	}

    var confirmed = confirm( message );
    if ( confirmed ) {
        link.href += '&accepted=1';
        }
    return confirmed;
}

function confirm_action()
{
    var confirmed = confirm( 'Czy jesteś pewien?' );
    return confirmed;
}

function select_switch(status) {
    for (i = 0; i < document.list.length; i++) {
	document.list.elements[i].checked = status;
	}
}