// JavaScript Document

function expand( index )
{
	if ( index > 5 )
		index -= 2;
	index--;
	if ( answer[index].style.display == "none" )
		answer[index].style.display = "";
	else
		answer[index].style.display = "none";
}
function expandAll( start, end )
{
	if ( start > 5 )
	{
		start -= 2;
		end -= 2;
	}
	for( i = start - 1; i < end; i++ )
		answer[i].style.display = "";
}
function collapseAll( start, end )
{
	if ( start > 5 )
	{
		start -= 2;
		end -= 2;
	}
	for( i = start - 1; i < end; i++ )
		answer[i].style.display = "none";
}