// JavaScript Document
 function valButton(obj,msg) {
	var btn = document.getElementById(obj);
    var cnt = -1;
    for (var i=btn.length-1; i > -1; i--) {
        if (btn[i].checked) {cnt = i; i = -1;}
    }
    if (cnt > -1) {
	     return true;
	   } else {  
         alert(msg);
	     return false;
	   }
 }
 var frmvalidator = new Validator("myform");
 frmvalidator.addValidation("parentName","req","Please enter your name.");
 frmvalidator.addValidation("sonName","req","Please enter your sons name.");
 frmvalidator.addValidation("relationship","req","Please enter your relationship.");
 frmvalidator.addValidation("age","req","Please enter your sons age.");
 frmvalidator.addValidation("behavior","req","Please describe your sons behavior.");
 frmvalidator.addValidation("professional","radio","Please indicate if you are currently working with a professional.");
 var el = document.getElementById("proName2");
 if(el.value == "yes") {
    frmvalidator.addValidation("professionalName","req","Please enter the name of the professional you are working with.");
	}

 frmvalidator.addValidation("contact","radio","Please indicate if we may contact you.");
 var el3 = document.getElementById("proName2");
 if(el3.value == "yes") {
    frmvalidator.addValidation("phone","req","Please enter your phone number.");
	}