function call()
{
	var id = document.input.field.value;
	
	if(document.getElementById(id))
	{
		document.getElementById('list_target').style.visibility = 'visible';
		document.getElementById('list_target').innerHTML = document.getElementById(id).innerHTML;
	}
	else
	{
		document.getElementById('list_target').style.visibility = 'hidden';
		document.getElementById('list_target').innerHTML = '';
	}
}