function nt() 
{
	if (document.documentElement) 
	{
	document.write("<h4 id\=\"spec0\" style\=\"text-align\:left\;\">");
	document.write("<span class\=\"c15\">\x5B\xA0<\/span>");
	document.write("<span class\=\"link\" ");
	document.write("onclick\=\"showNote\(\)\;\" onkeypress\=\"showNote\(\)\;\" ");
	document.write("style\=\"color\:\#0000ff\;background-color\:\#ffffff\;\">");
	document.write("Note<\/span>");
	document.write("<span class\=\"c15\">\xA0\x5D<\/span>");
	document.write("<\/h4>");
	document.write("<div id\=\"spec\">");
	return;
	}
	else { return false; }
}

function closure()
{
	if (document.documentElement) 
	{
	document.write("<p class\=\"c6\" style\=\"padding-bottom\:.5em\;\">");
	document.write("<span class\=\"eg\">\x5B<span class\=\"link\" ");
	document.write("onclick\=\"hideNote\(\)\;\" onkeypress\=\"hideNote\(\)\;\" ");
	document.write("style\=\"background-color\:\#ffffcc\;color\:\#0000ff\;\">");
	document.write("Close this Note");
	document.write("<\/span>\x5D<\/span><\/p>");
	document.write("<\/div>");
	return;
	}
}


function showNote()
{ 
	if (document.documentElement) 
	{
	document.getElementById("spec").style.display="block";
	document.getElementById("spec0").style.visibility="hidden";
	return;
	}

	else
	{
alert("NOTE\n\nSome resources differentiate between the Document Object Model \(DOM\) and the Browser Object Model \(BOM\).\n\nWhile some others do not make the distinction explicitly, the difference between DOM and BOM can be useful as a concept.");
	}
}

function hideNote()
{ 
document.getElementById("spec").style.display="none";
document.getElementById("spec0").style.visibility="visible";
location.href='#spec0';
}