competed encrypt

Crypto/src/ROT13.java

         for(int i=0; i<text.length(); i++){
             isUppercase = Character.isUpperCase(text.charAt(i));
             int temp = Character.toLowerCase(text.charAt(i));
-            if (temp==32){
+            if (temp<97|temp>122){
             } else if(temp+rotator < 122){
             temp = (int)text.charAt(i)+rotator;
             } else {
                 temp = 96 + ((temp+rotator)-122);
             }
-            if(isUppercase){Character.toUpperCase(temp);}
+            if(isUppercase){temp=Character.toUpperCase(temp);}
             result+= (char)temp;
         }
         return result;