Main(); 
  
function Main() { 
    var doc = app.activeDocument; 
    var stories = doc.stories; 
    var STYLE = doc.paragraphStyles.item("Spezial"); 
    for (var i = stories.length-1; i >= 0; i--) { 
 
if (stories[i].appliedParagraphStyle == STYLE) { 
    gb = stories[i].paragraphs[0].parentTextFrames[0].geometricBounds; 
	gb = [gb[0]-9.5, gb[1], gb[2], gb[3]];  
    } 
    
} 
} 

var doc = app.activeDocument; 
var stories = doc.stories; 
var STYLE = doc.paragraphStyles.itemByName("Spezial"); 
for (var i = stories.length-1; i >= 0; i--) { 
	if (stories[i].appliedParagraphStyle == STYLE) { 
		tf = stories[i].paragraphs[0].parentTextFrames[0]; 
		gb = tf.geometricBounds; 
		tf.geometricBounds = [gb[0]-9.5, gb[1], gb[2], gb[3]]; 
	} 
}