1<input name="b" type="button" onclick="location='back.html'" value="Click Here"> 2 3<br> 4Only the radio buttons between X's should be checked after clicking the button and going back 5<form> 6<input type="radio" name="old_version" value="12"> 7<input type="radio" name="version" value="12"> 8 9X<input type="radio" name="old_version" value="11" checked="checked"> X 10<input type="radio" name="version" value="11"> 11 12<input type="radio" name="old_version" value="10"> 13X<input type="radio" name="version" value="10" checked="checked">X 14 15<input type="radio" name="old_version" value="9"> 16<input type="radio" name="version" value="9"> 17 18<input type="radio" name="old_version" value="8"> 19<input type="radio" name="version" value="8"> 20 21<input type="radio" name="old_version" value="7"> 22<input type="radio" name="version" value="7"> 23 24<input type="radio" name="old_version" value="6"> 25<input type="radio" name="version" value="6"> 26 27<input type="radio" name="old_version" value="5"> 28<input type="radio" name="version" value="5"> 29 30<input type="radio" name="old_version" value="4"> 31<input type="radio" name="version" value="4"> 32 33<input type="radio" name="old_version" value="3"> 34<input type="radio" name="version" value="3"> 35 36<input type="radio" name="old_version" value="2"> 37<input type="radio" name="version" value="2"> 38 39<input type="radio" name="old_version" value="1"> 40<input type="radio" name="version" value="1"> 41 42<input type="radio" name="old_version" value="0"> 43<input type="radio" name="version" value="0"> 44</form> 45<br> 46<iframe></iframe>