function Is ()
{   // convert all characters to lowercase to simplify testing
	var agt=navigator.userAgent.toLowerCase()

// *** BROWSER VERSION ***
	this.major = parseInt(navigator.appVersion)
	this.minor = parseFloat(navigator.appVersion)

	this.nav  = ((agt.indexOf('mozilla')!=-1) && ((agt.indexOf('spoofer')==-1) && (agt.indexOf('compatible') == -1)))
	this.nav2 = (this.nav && (this.major == 2))
	this.nav3 = (this.nav && (this.major == 3))
	this.nav4 = (this.nav && (this.major == 4))
	this.nav4up = this.nav && (this.major >= 4)

	this.navonly      = (this.nav && (agt.indexOf(";nav") != -1))

	this.ie   = (agt.indexOf("msie") != -1)
	this.ie3  = (this.ie && (this.major == 2))
	this.ie4  = (this.ie && (this.major == 4))
	this.ie4up  = this.ie  && (this.major >= 4)

	this.opera = (agt.indexOf("opera") != -1)
}

var is;0
var isIE3Mac = false;
// this section is designed specifically for IE3 for the Mac 

if ((navigator.appVersion.indexOf("Mac")!=-1) && (navigator.userAgent.indexOf("MSIE")!=-1) && (parseInt(navigator.appVersion)==3))
	isIE3Mac = true;
else 
	is = new Is(); 

if (!isIE3Mac && (is.nav4up || is.ie4up || is.nav3 || is.opera)) {

	home_on = new Image(100,26);
	home_on.src = "titles/home_on.gif";
	home_off = new Image(100,26);
	home_off.src = "titles/home_off.gif";

	aboutus_on = new Image(100,26);
	aboutus_on.src = "titles/aboutus_on.gif";
	aboutus_off = new Image(100,26);
	aboutus_off.src = "titles/aboutus_off.gif";

	contact_on = new Image(100,26);
	contact_on.src = "titles/contact_on.gif";
	contact_off = new Image(100,26);
	contact_off.src = "titles/contact_off.gif";

	calendar_on = new Image(100,26);
	calendar_on.src = "titles/calendar_on.gif";
	calendar_off = new Image(100,26);
	calendar_off.src = "titles/calendar_off.gif";

	educational_on = new Image(100,26);
	educational_on.src = "titles/educational_on.gif";
	educational_off = new Image(100,26);
	educational_off.src = "titles/educational_off.gif";

	links_on = new Image(100,26);
	links_on.src = "titles/links_on.gif";
	links_off = new Image(100,26);
	links_off.src = "titles/links_off.gif";

	speeches_on = new Image(76,25);
	speeches_on.src = "titles/speeches_on.gif";
	speeches_off = new Image(76,25);
	speeches_off.src = "titles/speeches_off.gif";

	talkingpoints_on = new Image(76,25);
	talkingpoints_on.src = "titles/talkingpoints_on.gif";
	talkingpoints_off = new Image(76,25);
	talkingpoints_off.src = "titles/talkingpoints_off.gif";

	tools_on = new Image(76,25);
	tools_on.src = "titles/tools_on.gif";
	tools_off = new Image(76,25);
	tools_off.src = "titles/tools_off.gif";

}

function img_on(imgname) {
	if (!isIE3Mac && (is.nav4up || is.ie4up || is.nav3 || is.opera)) {
		imgon = eval(imgname + "_on.src");
		document [imgname].src = imgon;
	}
}

function img_off(imgname) {
	if (!isIE3Mac && (is.nav4up || is.ie4up || is.nav3 || is.opera)) {
		imgoff = eval(imgname + "_off.src");
		document [imgname].src = imgoff;
	}
}

var nom=null;  
var image_on=null; 
var image_off=null; 
function actif(nom, image_on){document.images[nom].src=image_on}; 
function passif(nom, image_off){document.images[nom].src=image_off}; 

function jumpPage(form) {
	if (!isIE3Mac && (is.nav4up || is.ie4up || is.nav3 || is.opera)) {
		i = document.pulldown.url.selectedIndex;
		if (i != 0) {
			document.location = document.pulldown.url.options[i].value;
		}
	}
}

var url = null;
	function popup (url){
	new_window=window.open (url,'new_window','menubar=no,toolbar=yes,directories=no,status=no,scrollbars=yes,resizable=yes,width=637,height=480,top=50,left=100');
	}