function afficheId(baliseId)
{
	if (document.getElementById && document.getElementById(baliseId) != null)
    {
		document.getElementById(baliseId).style.visibility='visible';
    	document.getElementById(baliseId).style.display='block';
	}
}

function cacheId(baliseId)
{
  if (document.getElementById && document.getElementById(baliseId) != null)
    {
    	document.getElementById(baliseId).style.visibility='hidden';
	    document.getElementById(baliseId).style.display='none';
    }
}

function SelectAll(SelectName, ToSelectName)
{
	var index = SelectName.selectedIndex;
	ToSelectName.options[index].selected = true;
}

function StarChange(id)
{
	var nbr = parseInt(document.getElementById('note').value);
	if (document.getElementById(id).name == '0')
	{
		document.getElementById(id).src = 'img/start.gif';
		document.getElementById(id).name = '1';
		if (nbr < 5)
			document.getElementById('note').value = ++nbr;
	}
	else
	{
		document.getElementById(id).src = 'img/start-empty.gif';
		document.getElementById(id).name = '0';
		if (nbr > 0)
			document.getElementById('note').value = --nbr;
	}
}

function Up()
{
	var maxelem = parseInt(document.getElementById('max').innerHTML);
	var maxtoshow = parseInt(document.getElementById('current').innerHTML) + 10;
	if (maxtoshow < maxelem + 9)
	{
		var curr = parseInt(document.getElementById('current').innerHTML) + 1;
		cacheId('w' + document.getElementById('current').innerHTML);
		afficheId('w' + maxtoshow);
		document.getElementById('current').innerHTML = curr;
		curr++;
		javascript:sendData('id=' + document.getElementById('wi' + curr).value, 'inc/wordinfo.php', 'POST');
	}
}

function Down()
{
	var curr = parseInt(document.getElementById('current').innerHTML) - 1;
	if (curr > -2)
	{
		var mintoshow = parseInt(document.getElementById('current').innerHTML) + 10;
		cacheId('w' + mintoshow);
		afficheId('w' + document.getElementById('current').innerHTML);
		document.getElementById('current').innerHTML = curr;
		curr += 2;
		javascript:sendData('id=' + document.getElementById('wi' + curr).value, 'inc/wordinfo.php', 'POST');
	}
}