var da = (document.all) ? 1 : 0;
var pr = (window.print) ? 1 : 0;
var mac = (navigator.userAgent.indexOf("Mac") != -1); 

function printThis() {
  if (pr) { // NS4, IE5
    window.print();
  } else if (da && !mac) { // IE4 (Windows)
    vbPrintPage();
  } else { // other browsers
    alert("Su navegador no soporta la función de impresión automática. Por favor imprima manualmente.");
  }
}
function printPDF(name,sd)
{
	if (document.all)
		element = document.all[name];
	else 
   		element = document.getElementById(name);

	element.printWithDialog();
}

function printFrame(name) {
	if (document.all)
		frame = document.all[name];
	else 
		frame = document.getElementById(name);
	if(frame) {
		if(frame.contentWindow)
			frame.contentWindow.print();
	}
}

if (da && !pr && !mac) with (document) {
  writeln('<OBJECT ID="WB" WIDTH="0" HEIGHT="0" CLASSID="clsid:8856F961-340A-11D0-A96B-00C04FD705A2"></OBJECT>');
  writeln('<' + 'SCRIPT LANGUAGE="VBScript">');
  writeln('Sub window_onunload');
  writeln('  On Error Resume Next');
  writeln('  Set WB = nothing');
  writeln('End Sub');
  writeln('Sub vbPrintPage');
  writeln('  OLECMDID_PRINT = 6');
  writeln('  OLECMDEXECOPT_DONTPROMPTUSER = 2');
  writeln('  OLECMDEXECOPT_PROMPTUSER = 1');
  writeln('  On Error Resume Next');
  writeln('  WB.ExecWB OLECMDID_PRINT, OLECMDEXECOPT_DONTPROMPTUSER');
  writeln('End Sub');
  writeln('<' + '/SCRIPT>');
}