javascript Programming Glossary: shellcode

Help me understand this JavaScript exploit

http://stackoverflow.com/questions/381171/help-me-understand-this-javascript-exploit

x86 shikata_ga_nai EXITFUNC process CMD calc.exe var shellcode unescape uc92b u1fb1 u0cbd uc536 udb9b ud9c5 u2474 u5af4 uea83.. 0xd0000 memory new Array for i 0 i 100 i memory i spray shellcode xmlcode XML ID I X C CDATA image SRC http #x0a0a #x0a0a .example.com.. to help me for the part that I misunderstand. The variable shellcode contain the code to open the calc.exe. I do not get it how they..

• sgml
• sh
• sha
• sha1
• shader
• shadow
• shadowbox
• shadowed
• shadowing
• shadows
• shake
• shall
• shallow
• shape
• shape.prototype
• shapes
• share
• shared
• sharedlencode
• sharepoint
• sharethis
• sharing
• she
• shed
• sheet
• sheets
• sheight
• shell
• shellcode
• shift
• shifted
• shifting
• shiftkey
• shifts
• shim
• shims
• ship
• ships
• shockwave
• shopping
• short
• shortcut
• shortcuts
• shorten
• shortened
• shorter
• shortest
• shorthand
• shortly
• shot
• should
• shouldn't
• shouldstartloadwithrequest
• shoutcast
• show
• showbytes
• showcase
• showdateformat
• showdialog
• showdiv1
• showed
• showhide
• showimg
• showing
• showmodaldialog
• shown
• shows
• showthread.php
• show_bug.cgi
• shrink