Firefox Extension: Save key/values when the length is greater than 0.

extensions/common/casajar/content/casaOverlay.js

@@ -235,7 +235,6 @@ function promptuser()
 		                obj = obj.QueryInterface(Components.interfaces.IMiCASAKeys);		                
 		            }
 		        		            		            
-		            //alert("Reading");
                     var theValue = new String;                                                                            
 		            var res;
 		            try
@@ -384,6 +383,8 @@ function promptuser()
                     //alert('do nothing');
 		        }
 		        else		        
+		        {
+					if (sValue.length > 0)
 					{
 						logMessage('Writing ' + secretID + ' : ' + sKey + ' : xxxxxxx');
 						try {    		        
@@ -400,6 +401,7 @@ function promptuser()
 	    				}
 	    	        }		 
 		        }
+		    }
                                     
 		    if (autologin.selected)
 		    {