var rollCommentPage = -1;
function rollCommentLine(toright, page, maxComments)
{
	if(rollCommentPage == -1)
		rollCommentPage = page;

// 	obj1 = document.getElementById('_com_pages_' + rollCommentPage + '_top');
	obj2 = document.getElementById('_com_pages_' + rollCommentPage + '_bottom');
	obj2.style.display = 'none';
// 	obj1.style.display = obj2.style.display = 'none';
	if(toright)
		rollCommentPage++;
	else
		rollCommentPage--;

	if(rollCommentPage * 10+1 > maxComments)
	{
// 		document.getElementById('_comLinks_gt_top').style.display = 'none';
		document.getElementById('_comLinks_gt_bottom').style.display = 'none';
	}
	else
	{
// 		document.getElementById('_comLinks_gt_top').style.display = 'inline';
		document.getElementById('_comLinks_gt_bottom').style.display = 'inline';
	}

	if(rollCommentPage > 1)
	{
// 		document.getElementById('_comLinks_lt_top').style.display = 'inline';
		document.getElementById('_comLinks_lt_bottom').style.display = 'inline';
	}
	else
	{
// 		document.getElementById('_comLinks_lt_top').style.display = 'none';
		document.getElementById('_comLinks_lt_bottom').style.display = 'none';
	}

// 	obj1 = document.getElementById('_com_pages_' + rollCommentPage + '_top');
	obj2 = document.getElementById('_com_pages_' + rollCommentPage + '_bottom');
	obj2.style.display = 'inline';
// 	obj1.style.display = obj2.style.display = 'inline';
}