Posted By

danideu on 10/19/06


Tagged

NAVEGADORES


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postNuKe
vali29


Detectar Navegador


 / Published in: JavaScript
 

  1. // Browser detection
  2.  
  3. // Internet Explorer
  4. var ie = document.all != null; //ie4 and above
  5. var ie5 = document.getElementById && document.all;
  6. var ie6 = document.getElementById && document.all&&(navigator.appVersion.indexOf("MSIE 6.")>=0);
  7.  
  8. // Netscape
  9. var ns4 = document.layers != null;
  10. var ns6 = document.getElementById && !document.all;
  11. var ns = ns4 || ns6;
  12.  
  13. // Firefox
  14. var ff = !document.layers && !document.all;
  15.  
  16. // Opera
  17. var op = navigator.userAgent.indexOf("opera")>0;
  18. var op7 = op && operaVersion() <= 7;
  19. var op8 = op && operaVersion() >= 8;
  20.  
  21. // Detects the Opera version
  22. function operaVersion() {
  23. agent = navigator.userAgent;
  24. idx = agent.indexOf("opera");
  25. if (idx>-1) {
  26. return parseInt(agent.subString(idx+6,idx+7));
  27. }
  28. }

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