wts the problem?

[jeeva]

his frnds,

 

i have a survey form.In that i need to validate  the radio button.For that i have coded one javascript code

but its not working properly. its keep telling the the alert message even if the answer are checked

 

here that code

function validate(formname)
{

for (var i = 1; i <= formname.numQtns.value; i++) {
      radioGroup = document.getElementById('Q' + i);
         

if(!radioGroup.checked){       
            alert('Please answer all questions before submitting.'+i);
             return false;
		 			          }
     }

can u tell me wts the problem with this code?

[JasonLewis]

erhem, could you please read the title of this board? please? it would help a lot...