function subscribe(){
	var requesturl = "http://210.51.19.190/MailInfoLog/subscribe.jsp?subscribe=1&refurl=http://fashion.ifeng.com/";
	var subid = "";
	var mail_c_41 = document.getElementById('mail_c_41');
	var mail_c_25 = document.getElementById('mail_c_25');
	var mail_address = document.getElementById('mail_address');
	
	if (mail_c_41.checked){
		if (subid.length > 0){
			subid = subid + ":" + mail_c_41.value;
		}else{
			subid = subid + mail_c_41.value;
		}
	}
	if (mail_c_25.checked){
		if (subid.length > 0){
			subid = subid + ":" + mail_c_25.value;
		}else{
			subid = subid + mail_c_25.value;
		}
	}
	
	if (mail_address.value.length <= 0){
		alert("请填写邮件地址！");
		mail_address.focus();
	}else if(!(/^[_a-za-z0-9.\-]+@([_a-za-z0-9\-]+\.)+[a-za-z0-9]{2,3}$/.exec(mail_address.value))){
		alert("请填写合法的邮件地址！");
		mail_address.focus();
	}else if(subid.length <= 0){
		alert("请选择订阅内容！");
	}else{
		requesturl = requesturl + "&mailAddr=" + mail_address.value + "&mailId=" + subid;
		document.location.href = requesturl;
	}
}

function unsubscribe(){ 
    var requesturl = "http://210.51.19.190/MailInfoLog/subscribe.jsp?subscribe=0&refurl=http://fashion.ifeng.com/"; 
    var subid = ""; 
    var mail_c_41 = document.getElementById('mail_c_41');
	var mail_c_25 = document.getElementById('mail_c_25');
	var mail_address = document.getElementById('mail_address');
	
	if (mail_c_41.checked){
		if (subid.length > 0){
			subid = subid + ":" + mail_c_41.value;
		}else{
			subid = subid + mail_c_41.value;
		}
	}
	if (mail_c_25.checked){
		if (subid.length > 0){
			subid = subid + ":" + mail_c_25.value;
		}else{
			subid = subid + mail_c_25.value;
		}
	}
     
    if (mail_address.value.length <= 0){ 
        alert("请填写邮件地址！"); 
        mail_address.focus(); 
    }else if(!(/^[_a-za-z0-9.\-]+@([_a-za-z0-9\-]+\.)+[a-za-z0-9]{2,3}$/.exec(mail_address.value))){ 
        alert("请填写合法的邮件地址！"); 
        mail_address.focus(); 
    } 
    else if(subid.length <= 0){ 
        alert("请选择订阅内容！"); 
    }else{ 
        requesturl = requesturl + "&mailAddr=" + mail_address.value + "&mailId=" + subid; 
         
        document.location.href = requesturl; 
    } 
}