<!-- Beginfunction checkRadios() { var el = document.forms[0].elements; var hotelchecked = false; var vipchecked = false; var schecked = false;  for(var i = 0 ; i < el.length ; ++i) {  if(el[i].type == "radio") {     var radiogroup = el[el[i].name]; // get the whole set of radio buttons.   var itemchecked = false;         if (radiogroup.length>0) { // if multiple item      		for(var j = 0 ; j < radiogroup.length ; ++j) {   	    	if(radiogroup[j].checked) {		 	itemchecked = true;		 			 	if (el[i].name == "vip_hotel") {				vipchecked = true;				hotelchecked = true;						 	} else if (el[i].name == "s_hotel") {		 			 		schecked = true;		 		hotelchecked = true;		 				 	}		 	break;		 				} else {   		   			if (el[i].name == "s_hotel" && !vipchecked) {   			 	hotelchecked = false;   				}   			}			   		}    		   		if (el[i].name == "vip_hotel") {   			hotelchecked = true;   			   		}    		   		   		   	} else { // if single item   	   		if(radiogroup.checked) {		 	itemchecked = true;		 	}   		   	   	}      if(!itemchecked && !hotelchecked) {    			if (el[i].name == "cardtype") {			alert("Please choose an answer for cardtype.");		} else if (el[i].name == "payment") {			alert("Please choose an answer for payment type.");		} else if (el[i].name == "terms") {			alert("You must agree to the terms to continue.");		} else if ((el[i].name == "vip_hotel"))  {			alert("Please choose an answer for hotel occupancy.");		} else if (( el[i].name == "s_hotel"))  {			alert("Please choose an answer for standard hotel occupancy.");		}				return false;   }  } } return true;} //  End -->