var ptone = "in";
var pttwo = "rad";
var ptthr = "a.c";
var ptfou = "to:";

function contactus()
{
	var m = ptone + "fo" + "@" + pttwo + "ians";
	document.write("<a href=" + "mail" + ptfou + m + ptthr + "om" + ">" + m + ptthr + "om" + "</a>");
}

function goBack(){
//author Dan Stewart
//purpose: differentiate between IE and Netscape to perform a back() function
if (navigator.appName != "Microsoft Internet Explorer"){
window.back();
}
else{
history.back();
}
}