fix inconsistencies

radios.html

@@ -31,29 +31,29 @@
 <form action="demo_form.asp">
   <label for="first">First</label>
   <input type="radio" id="first" />
-  <label for="" for="second">Second</label>
+  <label for="second">Second</label>
   <input type="radio" id="second" />
   <input type="submit" />
 </form>
-<form action="demo_form.asp">
+<form action="demo_form1.asp">
   <label for="third">Third</label>
   <input type="radio" id="third" />
   <label for="forth">Forth</label>
   <input type="radio" id="forth" />
   <input type="submit" />
 </form>
-<form action="demo_form.asp">
+<form action="demo_form2.asp">
   <label for="fifth">Fifth</label>
   <input type="radio" id="fifth" />
   <label for="sixth">Sixth</label>
   <input type="radio" id="sixth" />
   <input type="submit" />
 </form>
-<form action="demo_form.asp">
+<form action="demo_form3.asp">
   <label for="seventh">Seventh</label>
   <input type="radio" id="seventh" />
   <label for="other">Other</label>
   <input type="radio" id="other" />
-  <input type="submit">
+  <input type="submit" />
 </form>
 -->