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Prohibir ciertos caracteres en un input

/ Published in: JavaScript
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No permite ingresar la ñ o Ñ

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  1. <html>
  2. <head>
  3. <script>
  4. //No permite ingresar la ñ o Ñ
  5. function coma(e) {
  6.     tecla=(document.all) ? e.keyCode : e.which;
  7. 	//alert(tecla);
  8.     if (tecla==241 || tecla==209) {
  9.  
  10.         return false;
  11.     }
  12. }
  13. </script>
  14. </head>
  15.  
  16. <body bgcolor="#FFFFFF" text="#000000">
  17. <input type="text" onKeyPress="return coma(event)">
  18. </body>
  19. </html>

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