var par = /^[a-zA-Z0-9_\.]+@[a-zA-Z0-9-]+[\.a-zA-Z]+$/ ;
function checkForm3(){
	var destineEmail2 = document.getElementById("destineNewCouponEmail2").value;
	if(destineEmail2 == null || destineEmail2.length < 6){
		alert("请输入您需要订阅的电子邮箱！");
		return false;
	} 
	if(par.test(destineEmail2) == false){
		alert("请输入您需要订阅的电子邮箱！");
		return false;
	}else{
		//window.open("/destineCoupon.do?emailValue="+destineEmail2);
		return true;
	}
	
}