function check(rdoT){
				var submit_url='';
				var ans = document.getElementById('h'+rdoT);
				if (ans) {
					var opt='';
					ans = ans.value;
					for (i=0; i < ans; i++){
							opt = document.getElementById(rdoT+'_'+i);
							if (opt) {
								if (opt.checked) {
									document.forms[0].submit();
									return false;
								}
							}
					}
					alert('Please select an answer for this question.');
					return false;
				}
			}