// set global browser identification variables
var browser = navigator.appName;
var browserNum = parseInt(navigator.appVersion);
var isIE
if ((browser == "Netscape") && (browserNum < 5)) {
	// Netscape 4.x
	tBoxSize = "5"
	isIE = false
}
else if ((browser == "Netscape") && (browserNum >= 5)) {
	// Netscape 6
	tBoxSize = "15"
	isIE = false
}
else {
	// Internet Explorer
	tBoxSize = "15"
	isIE = true
}