improve commenting

public/tolk/application.js

@@ -1,14 +1,16 @@
 google.load("language", "1");
 
 Event.observe(window, 'load', function() { 		
+
 	// Translate the phrase when the translator clicks on the text area
 	// only fires if textarea is blank
 	$$('textarea').invoke('observe', 'click', function(event) {
  		var phrase = this.up('tr').down('span.to_translate');
 		var textarea = this;
 		var target_language = $('target_language').innerHTML;
+
 		if (phrase && textarea && $F(textarea).blank){
-			//translate it			
+			//translate it using google translate, autodetect source language			
 			var to_trans = phrase.innerHTML;			
 			google.language.translate(to_trans, "", target_language, function(result) {
 			  if (!result.error) {
@@ -17,25 +19,5 @@ Event.observe(window, 'load', function() {
 			  }		
 			});			
 		}	  
-	});
-
-/* 
-// translate everything on the page. Not so useful as translator has to do everything.
-	$$('table.translations tr').each(function(row){
- 		var phrase = row.down('span.to_translate');
-		var textarea = row.down('textarea');
-		var target_language = $('target_language').innerHTML;
-		
-		if (phrase && textarea && $F(textarea).blank){
-			//translate it			
-			var to_trans = phrase.innerHTML;			
-			google.language.translate(to_trans, "", target_language, function(result) {
-			  if (!result.error) {
-					textarea.setValue(result.translation)
-			  }		
-			});			
-		}
-	});	
-*/	
-
+	});		
 });