function checkWholeForm(theForm) {
    var why = "";
    why += checkUsername(document.theForm.Name.value);
        why += checkPhonename(document.theForm.Phone.value);
		    if (why != "") {
       alert(why);
       return false;
    }
return true;
}
function checkUsername (strng) {
 var error = "";
 if (strng == "") {
    error = "Please enter your name.\n";
    }
	return error;
 }
function checkPhonename (strng) {
 var error = "";
 if (strng == "") {
    error = "Please enter your phone number.\n";
    }
	return error;
 }