function checkEmail(value){
//	var re = new RegExp("^[a-z0-9_\-]+(\.[_a-z0-9\-]+)*@([_a-z0-9\-]+.)+([a-z]{2}|aero|arpa|biz|com|coop|edu|gov|info|int|jobs|mil|museum|name|nato|net|org|pro|travel|cn)$", "i");
	var re = new RegExp("^\\w+((-\\w+)|(\\.\\w+))*\\@([_a-z0-9\-]+.)+([a-z]{2}|aero|arpa|biz|com|coop|edu|gov|info|int|jobs|mil|museum|name|nato|net|org|pro|travel|cn)$", "i");
	return re.test(value);
}
function checkUrl(url){
	var re = new RegExp("^http[s]?:\\/\\/([\\w-]+\\.)+[\\w-]+([\\w-./?%&=]*)?$", "i");
	return re.test(url);
}
function checkNum(num){
	var patn = "^[0-9]+(\.[0-9]{1,2})?$";
	var re = new RegExp(patn, "i");
	return re.test(num);
}
function checkInt(value){
	var re = new RegExp("^([+]?)\\d+$", "i");
	return re.test(value);
}
function checkPhone(value){
//	var re = new RegExp("/^((\(\d{3}\))|(\d{3}\-))?(\(0\d{2,3}\)|0\d{2,3}-)?[1-9]\d{6,7}$/", "i");
//	return re.test(value);
	return true;
}
function checkMobile(value){
//	var re = new RegExp("/^((\(\d{3}\))|(\d{3}\-))?13\d{9}$/", "i");
//	return re.test(value);
    return true;
}
function checkZip(value){
	patn = /^[0-9]+$/;
	return patn.test(value);
}
function checkIdCard(value){
	var re = new RegExp("/^\d{15}(\d{2}[A-Za-z0-9])?$/", "i");
	return re.test(value);
}
function checkRequired(value){
	if(value==""){
		return false;
	}else{
		return true;
	}
}