Script filter level; 0=none 15=all. Whether to filter scripting elements from the preview pane and at what level. 
 Declaration Syntax
 Declaration Syntax Remarks
 Remarks
            Levels;
            0=remove nothing
            15=remove all
            1=remove script blocks
            2=remove event handlers
            4=remove javascript: urls
            8=remove behaviours ">PUBLIC:XXX<"
            
            Combinations can be formed by adding options, eg;
            3=1 & 2 (remove script blocks & remove event handlers)
            5=1 & 4 (remove script blocks & remove javascript: urls)
            7=1 & 2 & 4 (remove script blocks & remove event handlers & remove javascript: urls)