function check(id) { document.getElementById(id).checked = true; }
if(document.getElementById('gender_Male').checked) { //Male radio button is checked }else if(document.getElementById('gender_Female').checked) { //Female radio button is checked }
//alert(document.querySelector('input[name = "comp"]:checked').value); $test=document.querySelector('input[name = "comp"]:checked').value; if($test="silver") { amount=50; }else if($test="gold") { amount=90; }else{ amount=30; }