var _dok = app.activeDocument;  
 
var _Skript_OF = ["preis_1","preis_2", "preis_A", "preis_groß", "preis_klein", "preis_Oben", "preis_unten" ] 
 
var _dok_OF = _dok.objectStyles.everyItem().name; 
  
 
for (var z=0; z < _Skript_OF.length; z++) { 
     
    
    if (_Skript_OF[z] != _dok_OF) { 
        alert ("Fehler")} 
    }; 

var /*Array*/styleNames = ["Test", "preis_1","preis_2", "preis_A", "preis_groß", "preis_klein", "preis_Oben", "preis_unten" ]; 
    /*Array*/missing = checkStylesAgainstNameList(app.activeDocument, "object", styleNames); 
 
if (missing.length > 0){ 
    alert("{0} Fehler".replace("{0}", (missing.length)).toString()); 
    alert(missing.join("\n")); 
} 
/*Array*/function checkStylesAgainstNameList(/*document*/doc, /*string*/type, /*Array*/styleNames){ 
    var /*Array*/missingStyles = [], 
        /*Int*/l = styleNames.length; 
         
    for (var i = 0; i<l; i++){ 
        if (!(doc[type+"Styles"].itemByName(styleNames[i]).isValid)){ 
            missingStyles.push(styleNames[i]); 
        } 
    } 
    return missingStyles; 
} 

if (_Skript_OF[z] != _dok_OF) { 

for (var i = 0; i < liste1.length; i++ ) { 
var missing = true; 
  inner: for ( var j = 0; j < liste2.length; j++ ) { 
    if ( liste1[i] == liste2[j] ) { 
      missing = false; 
      break inner; 
    } 
  } 
  if ( missing ) alert( "fehlt" ); 
} 

var _dok_OF = _dok.objectStyles.everyItem().name;