function testKey(e)
{
  var key = (typeof e.charCode == 'undefined' ? e.keyCode : e.charCode);

  if (e.ctrlKey || e.altKey || key < 32)
    return true;

  key = String.fromCharCode(key);
  return /\[0-9]/.test(key);
}

function aaa(what, where) {
    var d=document.getElementById(where);
    if ( !what.checked ) {
     rec(d);
     d.style.display = 'none';    
    } else {
     d.style.display = 'block';
    }
    return true;
}
function rec(id) {
  if (id.nodeType!=1) return;
  var a=id.getElementsByTagName('*');
  for(var i=0;i<a.length;i++)
  {
    if (a[i].type=='radio') a[i].checked=''; else rec(a[i]);
  }
}
function v(where) {
  if (!document.getElementById(where)) alert(where);
  document.getElementById(where).style.display='block';
}
function toogleItem(id,arraykeys)
{
  var val=document.getElementById(id).value;
  for(var i in arraykeys)
  {
    document.getElementById(arraykeys[i]).style.display='none';
  }
  if (typeof arraykeys[val] != 'undefined') { document.getElementById(arraykeys[val]).style.display='block';
  }
}

function b1() {
    var h=document
    if(!h.f.prev7.checked) { 
        h.f.prev7_more.disabled=1;
    }
    if(h.f.prev7.checked) { 
        h.f.prev7_more.disabled=0;
    }
}