Modified Illustrator Script Needed for SaveDocsAsPDF

Here is the script I would like modified.

/**********************************************************

ADOBE SYSTEMS INCORPORATED
Copyright 2005-2006 Adobe Systems Incorporated
All Rights Reserved

NOTICE: Adobe permits you to use, modify, and
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/** Saves every document open in Illustrator
as a PDF file in a user specified folder.
*/

// Main Code [Execution of script begins here]

try {
// uncomment to suppress Illustrator warning dialogs
// app.userInteractionLevel = UserInteractionLevel.DONTDISPLAYALERTS;

if (app.documents.length > 0 ) {

// Get the folder to save the files into
var destFolder = null;
destFolder = Folder.selectDialog( 'Select folder for PDF files.', '~' );

if (destFolder != null) {
var options, i, sourceDoc, targetFile;

// Get the PDF options to be used
options = this.getOptions();
// You can tune these by changing the code in the getOptions() function.

for ( i = 0; i < app.documents.length; i++ ) {
sourceDoc = app.documents[i]; // returns the document object

// Get the file to save the document as pdf into
targetFile = this.getTargetFile(sourceDoc.name, '.pdf', destFolder);

// Save as pdf
sourceDoc.saveAs( targetFile, options );
}
alert( 'Documents saved as PDF' );
}
}
else{
throw new Error('There are no document open!');
}
}
catch(e) {
alert( e.message, "Script Alert", true);
}

/** Returns the options to be used for the generated files.
@Return PDFSaveOptions object
*/
function getOptions()
{
// Create the required options object
var options = new PDFSaveOptions();
// See PDFSaveOptions in the JavaScript Reference for available options

// Set the options you want below:

// For example, uncomment to set the compatibility of the generated pdf to Acrobat 7 (PDF 1.6)
// options.compatibility = PDFCompatibility.ACROBAT7;

// For example, uncomment to view the pdfs in Acrobat after conversion
// options.viewAfterSaving = true;

return options;
}

/** Returns the file to save or export the document into.
@9397041 docName the name of the document
@9397041 ext the extension the file extension to be applied
@9397041 destFolder the output folder
@Return File object
*/
function getTargetFile(docName, ext, destFolder) {
var newName = "";

// if name has no dot (and hence no extension),
// just append the extension
if (docName.indexOf('.') < 0) {
newName = docName + ext;
} else {
var dot = docName.lastIndexOf('.');
newName += docName.substring(0, dot);
newName += ext;
}

// Create the file object to save to
var myFile = new File( destFolder + '/' + newName );

// Preflight access rights
if (myFile.open("w")) {
myFile.close();
}
else {
throw new Error('Access is denied');
}
return myFile;
}