<!--
// browser detection
var dhtml = "";
var preload = 0;

browserName = navigator.appName; browserVer = parseInt(navigator.appVersion);
	if (browserName == "Netscape"
		&& browserVer >= 4) dhtml = "NS4";
	if (browserName == "Microsoft Internet Explorer"
		&& browserVer >= 4) dhtml = "MS4";
	if (browserName == "Netscape" && browserVer >= 3) preload = 1;
	if (dhtml == "NS4" || dhtml == "MS4") preload = 1;

// preload rollover images
if (preload) {
	b_15_off = new Image(71,20);
	b_15_off.src = "/site-sag/images/b_15_off.gif";
	b_16_off = new Image(71,20);
	b_16_off.src = "/site-sag/images/b_16_off.gif";
	b_17_off = new Image(120,20);
	b_17_off.src = "/site-sag/images/b_17_off.gif";
	b_18_off = new Image(79,20);
	b_18_off.src = "/site-sag/images/b_18_off.gif";
	b_19_off = new Image(79,20);
	b_19_off.src = "/site-sag/images/b_19_off.gif";
	b_20_off = new Image(79,20);
	b_20_off.src = "/site-sag/images/b_20_off.gif";
		
	b_15_on = new Image(71,20);
	b_15_on.src = "/site-sag/images/b_15_on.gif";
	b_16_on = new Image(71,20);
	b_16_on.src = "/site-sag/images/b_16_on.gif";
	b_17_on = new Image(120,20);
	b_17_on.src = "/site-sag/images/b_17_on.gif";
	b_18_on = new Image(79,20);
	b_18_on.src = "/site-sag/images/b_18_on.gif";
	b_19_on = new Image(79,20);
	b_19_on.src = "/site-sag/images/b_19_on.gif";
	b_20_on = new Image(79,20);
	b_20_on.src = "/site-sag/images/b_20_on.gif";
}

// function to change button image on rollover
function rollOver(imgDocName,imgObjName) {
	if (preload) {
		document [imgDocName].src = eval(imgObjName + ".src");
	}
}


//-->