Galeria de Imagens feita em JavaScript

!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="pt" lang="pt">
<head>
<title>Galeria de fotos em Javascript</title>
<script type="text/javascript">
function exibir(imagens) {
//Informamos o ID da tag IMG que irá exibir a galeria
var imagem = document.getElementById("galeria");

//Informamos as imagens a serem exibidas pela galeria
switch(imagens) {
case "01":
imagem.src = "01.jpg";
break;

case "02":
imagem.src = "02.jpg";
break;

case "03":
imagem.src = "03.jpg";
break;
}
}
</script>
</head>
<body onload="exibir('01')">
Navegue na nossa galeria:
<a href="#" onclick="javascript: exibir('01');">01</a> -
<a href="#" onclick="javascript: exibir('02');">02</a> -
<a href="#" onclick="javascript: exibir('03');">03</a>
<hr />
<img id="galeria">
</body>
</html>




Vitor Yudi Hansen

Válidar CPF JAVASCRIPT

function valida_cpf(cpf){
      var numeros, digitos, soma, i, resultado, digitos_iguais;
      digitos_iguais = 1;
      if (cpf.length < 11)
            return false;
      for (i = 0; i < cpf.length - 1; i++)
            if (cpf.charAt(i) != cpf.charAt(i + 1))
                  {
                  digitos_iguais = 0;
                  break;
                  }
      if (!digitos_iguais)
            {
            numeros = cpf.substring(0,9);
            digitos = cpf.substring(9);
            soma = 0;
            for (i = 10; i > 1; i--)
                  soma += numeros.charAt(10 - i) * i;
            resultado = soma % 11 < 2 ? 0 : 11 - soma % 11;
            if (resultado != digitos.charAt(0))
                  return false;
            numeros = cpf.substring(0,10);
            soma = 0;
            for (i = 11; i > 1; i--)
                  soma += numeros.charAt(11 - i) * i;
            resultado = soma % 11 < 2 ? 0 : 11 - soma % 11;
            if (resultado != digitos.charAt(1))
                  return false;
            return true;
            }
      else
            return false;
}


Vitor Yudi Hansen

Detectando dispositivos móveis

 Um script simples para detectar dispositivos moveis!

<script language="JavaScript">
function isMob(){
 var a = navigator.userAgent||navigator.vendor||window.opera;
 if(/android|avantgo|blackberry|blazer|compal|elaine|fennec|hiptop|ip(hone|od|ad)|iris|kindle|lge |maemo|midp|mmp|mobile|o2|opera m(ob|in)i|palm( os)?|p(ixi|re)\/|plucker|pocket|psp|smartphone|symbian|treo|up\.(browser|link)|vodafone|wap|windows ce; (iemobile|ppc)|xiino/i.test(a)||/1207|6310|6590|3gso|4thp|50[1-6]i|770s|802s|a wa|abac|ac(er|oo|s\-)|ai(ko|rn)|al(av|ca|co)|amoi|an(ex|ny|yw)|aptu|ar(ch|go)|as(te|us)|attw|au(di|\-m|r |s )|avan|be(ck|ll|nq)|bi(lb|rd)|bl(ac|az)|br(e|v)w|bumb|bw\-(n|u)|c55\/|capi|ccwa|cdm\-|cell|chtm|cldc|cmd\-|co(mp|nd)|craw|da(it|ll|ng)|dbte|dc\-s|devi|dica|dmob|do(c|p)o|ds(12|\-d)|el(49|ai)|em(l2|ul)|er(ic|k0)|esl8|ez([4-7]0|os|wa|ze)|fetc|fly(\-|_)|g1 u|g560|gene|gf\-5|g\-mo|go(\.w|od)|gr(ad|un)|haie|hcit|hd\-(m|p|t)|hei\-|hi(pt|ta)|hp( i|ip)|hs\-c|ht(c(\-| |_|a|g|p|s|t)|tp)|hu(aw|tc)|i\-(20|go|ma)|i230|iac( |\-|\/)|ibro|idea|ig01|ikom|im1k|inno|ipaq|iris|ja(t|v)a|jbro|jemu|jigs|kddi|keji|kgt( |\/)|klon|kpt |kwc\-|kyo(c|k)|le(no|xi)|lg( g|\/(k|l|u)|50|54|e\-|e\/|\-[a-w])|libw|lynx|m1\-w|m3ga|m50\/|ma(te|ui|xo)|mc(01|21|ca)|m\-cr|me(di|rc|ri)|mi(o8|oa|ts)|mmef|mo(01|02|bi|de|do|t(\-| |o|v)|zz)|mt(50|p1|v )|mwbp|mywa|n10[0-2]|n20[2-3]|n30(0|2)|n50(0|2|5)|n7(0(0|1)|10)|ne((c|m)\-|on|tf|wf|wg|wt)|nok(6|i)|nzph|o2im|op(ti|wv)|oran|owg1|p800|pan(a|d|t)|pdxg|pg(13|\-([1-8]|c))|phil|pire|pl(ay|uc)|pn\-2|po(ck|rt|se)|prox|psio|pt\-g|qa\-a|qc(07|12|21|32|60|\-[2-7]|i\-)|qtek|r380|r600|raks|rim9|ro(ve|zo)|s55\/|sa(ge|ma|mm|ms|ny|va)|sc(01|h\-|oo|p\-)|sdk\/|se(c(\-|0|1)|47|mc|nd|ri)|sgh\-|shar|sie(\-|m)|sk\-0|sl(45|id)|sm(al|ar|b3|it|t5)|so(ft|ny)|sp(01|h\-|v\-|v )|sy(01|mb)|t2(18|50)|t6(00|10|18)|ta(gt|lk)|tcl\-|tdg\-|tel(i|m)|tim\-|t\-mo|to(pl|sh)|ts(70|m\-|m3|m5)|tx\-9|up(\.b|g1|si)|utst|v400|v750|veri|vi(rg|te)|vk(40|5[0-3]|\-v)|vm40|voda|vulc|vx(52|53|60|61|70|80|81|83|85|98)|w3c(\-| )|webc|whit|wi(g |nc|nw)|wmlb|wonu|x700|xda(\-|2|g)|yas\-|your|zeto|zte\-/i.test(a))
  return true;
 else
  return false;
}

/* Exemplo Função */
alert("Celular : " + isMob());
</script>

Vitor Yudi Hansen