/********************************************************************
*
* 2005 10/13
*
* copyright (c) drawtide
*
* 常用的函式 function.js
*
********************************************************************/
// JavaScript Document
// 

/**
*
* 驗證email是否合法或空值, 
* @param mail_address		傳進來的mail欄位value
* @param f					要發佈的表單
*
*/

function  chk_mail(mail_address,f){
	var p_mail = /^([a-zA-Z0-9._-]+)@([a-zA-Z0-9_-]+)(\.[a-zA-Z0-9]+)+$/;
	//var mail_address = document.email_form.email.value;
	if(mail_address == ""){
		alert("Email cannot be left blank");
		return false;
	}else 
	if(mail_address.search(p_mail)){
		alert("Email format error");
		return false;		
	}else{
		f.submit();
	}
	
	
}

function chk_space(){
	var index = arguments.length;
	var i = 0
	for(i = 0;i< index ;i++){
		if(arguments[i] == ""){
			alert("blank not allowed");
			return false;
		}	
	}
	return true;
}