function scsub(zzid,mid)
{
	if(mid == ''){
		alert('Please log on as our registered user before you add this magazine into your favorites');
	}else{
			$.post(APP+'/Magazine/checksc',{zzid:zzid,mid:mid},function(txt){
				if(txt == true){
					alert('This magazine has beed added into your favorites');
				}else if(txt == false){
					alert('Failed in adding it to your favorites, please try again later.');
				}else if(txt == "have"){
					alert('A favorite of this magazine already exists');
				}
			});
	}
}