Threats against a new president historically spike right after an election, but from Maine to Idaho law enforcement officials are seeing more against Barack Obama than ever before. The Secret Service would not comment or provide the number of cases they are investigating. But since the Nov. 4 election, law enforcement officials have seen more potentially threatening writings, Internet postings and other activity directed at Obama than has been seen with any past president-elect, said officials aware of the situation who spoke on condition of anonymity because the issue of a president’s security is so sensitive.