Buffered viewing of electronic documents

A method of filtering an electronic document received from a sender, said method comprising:

• analyzing a first source code of said electronic document, wherein said first source code comprises:
• first coding instructions which when executed by a client computer, causes changes in a configuration of said client computer which are undesired by said client computer, and
• second coding instructions which when executed by said client computer, are incapable of altering the configuration of said client computer;
• and
• generating a second source code of said electronic document, wherein said second source code substitutes said first coding instructions with said second coding instructions.

A system of filtering an electronic document received from a sender, said system comprising:

• means for analyzing a first source code of said electronic document, wherein said first source code comprises:
• first coding instructions which when executed by a client computer, causes changes in a configuration of said client computer which are undesired by said client computer, and
• second coding instructions which when executed by said client computer, are incapable of altering the configuration of said client computer;
• and
• means for generating a second source code of said electronic document, wherein said second source code substitutes said first coding instructions with said second coding instructions.

A program storage device readable by computer, tangibly embodying a program of instructions executable by said computer to perform a method of buffering an electronic document received from a sender, said method comprising:

• determining whether an original source code of said electronic document includes coding which when executed by a client computer, causes said client computer to perform undesired operations;
• and
• producing an alternate source code of said electronic document, which eliminates said coding,
• wherein said undesired operations are characterized as undesirable based on predetermined settings established by said client computer.