Add date to save as action

If you look at Adobe Image process script you will see it does not overwrite existing files. If the output file to be saved exist a sequence nunber is appended to the file name to make the output file unique.

///////////////////////////////////////////////////////////////////////////////
// Function: CreateUniqueFileName
// Usage: Given a folder, filename, and extension, come up with a unique file name
// using a numbering system
// Input: string for folder, fileName, and extension, extension contains the "."
// Return: string for the full path to the unique file
///////////////////////////////////////////////////////////////////////////////
function CreateUniqueFileName( inFolder, inFileName, inExtension ) {
inFileName = inFileName.replace(/[:\/\\*\?\"\<\>\|]/g, "_");  // '/\:*?"<>|' -> '_'
var uniqueFileName = inFolder + inFileName + inExtension;
var fileNumber = 1;
while ( File( uniqueFileName ).exists ) {
uniqueFileName = inFolder + inFileName + "_" + fileNumber + inExtension;
fileNumber++;
}
return uniqueFileName;
}