var NS4=false;
var IE4=false;

var layer1 = "";
var layer1_ = "";

var bV = parseInt(navigator.appVersion);
var str = navigator.userAgent;

if ( ( str.indexOf("MSIE") != -1  ) || ( str.indexOf("Netscape6") !=-1 ) || ( str.indexOf("Firefox") !=-1 ) )  {
	IE4=true;
	layer1 = "<iframe src=\"http://mysite.mynet.com/inc/uyelerheader.asp\" width=\"961\" height=\"170\" marginwidth=\"0\" marginheight=\"0\" frameborder=\"0\" scrolling=\"no\"></iframe>";
}
else if ( str.indexOf("4")!=-1 ){
	NS4=true;
	layer1 = "<ilayer id=\"layer1\"></ilayer>";
	layer1_ = "<layer src=\"http://mysite.mynet.com/inc/uyelerheader.asp\" visibility=\"hidden\" id=\"layer1Ad\"></layer>";
}
else {
	layer1 = "<iframe src=\"http://mysite.mynet.com/inc/uyelerheader.asp\" width=\"961\" height=\"170\" marginwidth=\"0\" marginheight=\"0\" frameborder=\"0\" scrolling=\"no\"></iframe>";	
}