function showbuttons() {   

    var agt       = navigator.userAgent.toLowerCase();
    var IEMAC     = ((agt.indexOf("msie") != -1) && agt.indexOf("mac") != -1);
    var N6        = (agt.indexOf("netscape6") != -1 || (agt.indexOf("netscape/6") != -1));

    if ( N6 ) {
      return "Netscape 6 is unable to support our detailed reports.  Please upgrade to Nescape 7 or higher.";
    }
    if ( IEMAC ) {
      return false;
    }

    return "<form><input type='button' value='Calculate' name='btnCallCalc' onClick='document.calculator.calculate()'><input type='button' value='View Report' name='btnOpenNote' onClick='openNote()'></form>";
}



function openNote() { 

	var agt		= navigator.userAgent.toLowerCase(); 
	var is_aol	= (agt.indexOf("aol") != -1);

	leftpos = 0;
	if (screen) {
		leftpos = screen.width / 2 - 300;
	} 

	if (is_aol) {
		var s = " ";
		s = document.calculator.sJavaScriptReport('HTML');
		document.write(s);
	} else {
		var OpenWindow = window.open("", "newwin", "toolbar=yes, menubar=yes, location=no, directories=no, status=no, scrollbars=yes, resizable=yes, copyhistory=no, width=600, height=" + (screen.height - 120) + ", left = " + leftpos + ", top = 5");
		var s = " ";
		s = document.calculator.sJavaScriptReport('HTML');
		OpenWindow.document.write(s);
		OpenWindow.document.close(); 
		OpenWindow.focus();
	}
}