function validate(form) {

	var flag = new Boolean(false);

	if (form.sname.value == "" || form.dtphone.value == "" || form.captcha_code.value == ""){
		alert("Name, daytime phone and image code are required");
		form.sname.focus();
		flag=true;}

	if (flag==false) {
		form.submit();
	}
	
}