See: https://www.virustotal.com/en/url/b0e1c8ede51af34a80e83c38e608148d9103f92d6ae442358356517abf5b014e/analysis/1371398950/
Potential suspicious code: http://quttera.com/detailed_report/www.elblogderigo.info
Quettra scan results:

index
Severity: Potentially Suspicious
Reason: Detected unconditional redirection to external web resource.
Details: Detected HTTP redirection to htxp://www.elblogderigo.info/.
File size[byte]: 4294967295
File type: Unknown
MD5: 00000000000000000000000000000000

Also see: http://jsunpack.jeek.org/?report=d41f82e021518fc95e24390fdd48831cbab60936 (visit with script blocker active and in a VM)
suspicious: maxruntime exceeded 10 seconds (incomplete) 39 bytes
suspicious: maxruntime exceeded 10 seconds (incomplete) 0 bytes

 /*@cc_on!@*/
false 
  • code is a browser check using a IE feature called something along the lines of conditional comments. Basically, in IE /@cc_on!@/ will “evaluate” to ! thereby making var stIsIE = !false; which is true, of course. All other browsers will ignore the comment and set var stIsIE = false;.
    (*info from MrMoo from WebDeveloper dot com Forum)

polonus