<!--
var ver=parseInt(navigator.appVersion);
var browseName=navigator.appName;
var browser
if(ver>=4){ browser = true }  //MSIE 4 or higher or Netscape 4 or higher
if(ver==3 && browseName=="Netscape") { browser = true}  //Netscape 3 or higher
if(ver < 4 && browseName=="Microsoft Internet Explorer") { browser = false} //MSIE 3 or lower
	else {
		if(ver < 3 && browseName=="Netscape") { browser = false }  //Netscape 2 or lower
}

if (browser != false)	{

image1= new Image();
image1.src = "http://www.sgpweb.org/images/nav_home1.gif";
image1on = new Image();
image1on.src = "http://www.sgpweb.org/images/nav_home2.gif";

image2= new Image();
image2.src = "http://www.sgpweb.org/images/nav_about1.gif";
image2on = new Image();
image2on.src = "http://www.sgpweb.org/images/nav_about2.gif";

image3= new Image();
image3.src = "http://www.sgpweb.org/images/nav_membership1.gif";
image3on = new Image();
image3on.src = "http://www.sgpweb.org/images/nav_membership2.gif";

image4= new Image();
image4.src = "http://www.sgpweb.org/images/nav_symposia1.gif";
image4on = new Image();
image4on.src = "http://www.sgpweb.org/images/nav_symposia2.gif";

image5= new Image();
image5.src = "http://www.sgpweb.org/images/nav_awards1.gif";
image5on = new Image();
image5on.src = "http://www.sgpweb.org/images/nav_awards2.gif";

image6= new Image();
image6.src = "http://www.sgpweb.org/images/nav_news1.gif";
image6on = new Image();
image6on.src = "http://www.sgpweb.org/images/nav_news2.gif";

image7= new Image();
image7.src = "http://www.sgpweb.org/images/nav_resources1.gif";
image7on = new Image();
image7on.src = "http://www.sgpweb.org/images/nav_resources2.gif";

image8= new Image();
image8.src = "http://www.sgpweb.org/images/nav_contact1.gif";
image8on = new Image();
image8on.src = "http://www.sgpweb.org/images/nav_contact2.gif";

}

function on(name)	{
	if (browser != false)	{
		document[name].src = eval(name + "on.src");
	}
}
function off(name)	{
	if (browser != false)	{
		document[name].src = eval(name + ".src");
	}
}
//end-->