G 
   Gamma values, manipulation of, 151-152 
     geometric shapes , HTML 4.0 character entities for, 817 
     GET methods 
  in HTTP requests , 510, 511 
  using with CGI form data, 416-417 
  using with forms, 368-369 
     GIF (Graphics Interchange Format) 
  animation support for, 263 
  versus JPEG file sizes, 148-149 
  versus PNG compression, 151 
     .gif images 
  and animation, 146-148 
  compression scheme comparison for, 143 
  features of, 142 
  inserting into Web pages, 152-153 
  and interlacing, 146 
  overview of, 142-144 
  reducing file size of, 144-145 
  transparency of, 144-145 
     glossary rel value, explanation of, 129 
     goals, determining for Web site projects, 30-31 
     GoLive HTML development tool, overview of, 43 
     .gov code, meaning of, 95 
     grave accents, character entities for, 802-807 
     GrayText color value in CSS2, intended rendering of, 351 
     greater than symbol (>) 
  character entity for, 87 
  as CSS2 child selector, 328 
     Greek, HTML 4.0 character entities, 810-813 
     greeking text, using to design Web site projects, 36-37 
     greet() function in JavaScript, example of, 434-435 
     Grouping selector, description and example of, 285 
     > (greater than symbol) HTML character entity, description of, 792 
     gTLD (general top level domain), expansion of, 95