var home_on = new Image();
var home_off = new Image();

home_on.src = "images/home_on.gif";
home_off.src = "images/home_off.gif";

var firm_on = new Image();
var firm_off = new Image();

firm_on.src = "images/firm_overview_on.gif";
firm_off.src = "images/firm_overview_off.gif";

var prac_on = new Image();
var prac_off = new Image();

prac_on.src = "images/practice_areas_on.gif";
prac_off.src = "images/practice_areas_off.gif";

var atto_on = new Image();
var atto_off = new Image();

atto_on.src = "images/atto_profiles_on.gif";
atto_off.src = "images/atto_profiles_off.gif";

var verd_on = new Image();
var verd_off = new Image();

verd_on.src = "images/verdicts_on.gif";
verd_off.src = "images/verdicts_off.gif";

var cont_on = new Image();
var cont_off = new Image();

cont_on.src = "images/contact_us_on.gif";
cont_off.src = "images/contact_us_off.gif";

var feat_practice1_off = new Image();
var feat_practice1_on = new Image();

feat_practice1_off.src = "images/feat_practice1_off.gif";
feat_practice1_on.src = "images/feat_practice1_on.gif";

var feat_practice2_off = new Image();
var feat_practice2_on = new Image();

feat_practice2_off.src = "images/feat_practice2_off.gif";
feat_practice2_on.src = "images/feat_practice2_on.gif";

var feat_overview_off = new Image();
var feat_overview_on = new Image();

feat_overview_off.src = "images/feat_overview_off.gif";
feat_overview_on.src = "images/feat_overview_on.gif";

var feat_verd_off = new Image();
var feat_verd_on = new Image();

feat_verd_off.src = "images/feat_verd_off.gif";
feat_verd_on.src = "images/feat_verd_on.gif";

var espanol_off = new Image();
var espanol_on = new Image();

espanol_off.src = "images/espanol_off.gif";
espanol_on.src = "images/espanol_on.gif";

function button_on(imgId)
{
	if (document.images)
	{
		butOn = eval (imgId + "_on.src");
		document.getElementById(imgId).src = butOn;
	}
}

function button_off(imgId)
{
	if (document.images)
	{
		butOff = eval (imgId + "_off.src");
		document.getElementById(imgId).src = butOff;
	}
}