function viint(formobj,evt){var charCode = (evt.which) ? evt.which : event.keyCode;if (charCode > 31 && (charCode < 48 || charCode > 57))return false;return true;}

function valph(e){var keynum;var keyboardchars = /[\x00\x08]/;
var validchars = new RegExp("[ A-Za-z.]");if(window.event){keynum = e.keyCode;}else if(e.which){keynum = e.which;};var keychar = String.fromCharCode(keynum);	if (!validchars.test(keychar) && !keyboardchars.test(keychar))	{return false} else{return keychar;}
}

function viphint(formobj,evt){var charCode = (evt.which) ? evt.which : event.keyCode;if (charCode > 31 && (charCode < 48 || charCode > 57))return false;if (charCode == 8){formobj.value="";} else {if (formobj.value.length=="1" && formobj.value==1){formobj.value="";};if (formobj.value.length=="3"){formobj.value="("+formobj.value+") ";};if (formobj.value.length=="9"){formobj.value=formobj.value+"-";};}return true;}