// CapStyle2Caps.jsx 
 
var myCStyle = prompt( 'Zuzuweisendes Zeichenformat', 'Caps'); 
 
if (app.documents.length > 0 &&  
	app.selection.length > 0 &&  
	app.selection[0].hasOwnProperty( "baseline" ) && 
	app.activeDocument.characterStyles.item( myCStyle ) != null	 
   )  
   getCaps( app.selection[0] ); 
else 
{ 
	alert ('Fehler\rZeichenformat \"' + myCStyle + '\"vorhanden?\rText ausgewählt?' ); 
	exit(); 
}  
  
function getCaps( s ) 
{ 
  var myCaps = s.contents.match( /\b[A-ZÄÖÜ]{3,}\b/g );  
	if( myCaps != null )  
	{  
		myCaps = arrayCompress( myCaps ); 
		app.findPreferences = app.changePreferences = null;   
		for ( i = 0; i < myCaps.length; i++ )  
			s.search( myCaps[i], true, true, undefined, {appliedCharacterStyle : app.activeDocument.characterStyles[0]}, {appliedCharacterStyle : myCStyle});  
	} 
} 
 
function arrayCompress( array )  
{  
	var str = array.sort().join('\r')+'\r'  
	str = str.replace(/([^\r]+\r)(\1)+/g,'$1')  
	str = str.replace(/\r$/,'')  
	return str.split('\r')  
} 

A-ZÄÖÜ]{3,} 

s.search( myCaps[i], true, true, undefined, {appliedCharacterStyle : app.activeDocument.characterStyles[0]}, {appliedCharacterStyle : myCStyle});