window.name = "_calcWindow";
function openCalcWin(URL) {
	//var urlExtension=URL+".html"
	//var urlExtension=URL+".jsp"
	
	window.open(URL,'calcWindow','width=758,height=550,screenX=200,screenY=0,left=200,top=0,scrollbars,toolbar,menubar');
}

<!-- Show report -->
function openNote(sType)
 { 
 
 var agt=navigator.userAgent.toLowerCase(); 
 var is_aol   = (agt.indexOf("aol") != -1);
  
 if (is_aol) {
   var s = " "
   s=document.calculator.sJavaScriptReport(sType);
   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=380");
   var s = " ";
   if (navigator.appName == "Netscape")
     s=document.applets["calculator"].sJavaScriptReport(sType);
   else
     s=document.calculator.sJavaScriptReport(sType);
   OpenWindow.document.write(s);
   OpenWindow.document.close(); 
 }
}

function showbuttons() {   
    var is_major = parseInt(navigator.appVersion); 
    var agt=navigator.userAgent.toLowerCase();
    var is_mac    = (agt.indexOf("mac")!=-1);
    var is_ie4up  = ((agt.indexOf("msie") != -1)  && (is_major >= 4 ));

    var is_win31  = ((agt.indexOf("windows 3.1")!=-1) || (agt.indexOf("win16=")!=-1) || (agt.indexOf("windows 16-bit")!=-1));
    if ((is_mac && is_ie4up) ||  is_win31) {
      return "<BR><B>Press enter to recalculate</B>";
    }

    return "<FORM><a href='Javascript:document.calculator.calculate()'><img src='../images/calculate_btn.gif' width='77' height='20' border='0'></a>&nbsp;&nbsp;<A href='Javascript:openNote();'><IMG src='../images/view_report_button.gif' width='77' height='20' border='0'></A></FORM>";
}