_js_escapes is a dictionary with 11 initial entries: '\\u005C' for integer representation of string '\\',
_js_escapes = { ord ( '\\' ) : '\\u005C' , ord ( '\'' ) : '\\u0027' , ord ( '"' ) : '\\u0022' , ord ( '>' ) : '\\u003E' , ord ( '<' ) : '\\u003C' , ord ( '&' ) : '\\u0026' , ord ( '=' ) : '\\u003D' , ord ( '-' ) : '\\u002D' , ord ( ';' ) : '\\u003B' , ord ( '\u2028' ) : '\\u2028' , ord ( '\u2029' ) : '\\u2029' }