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echo "<pre>";
print_r();
echo "</pre>";

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$agora = time();
$mesQueVem = strtotime('+1 month', $agora);

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body { 
  background:url('http://upload.wikimedia.org/wikipedia/commons/e/e7/Sky_with_puffy_clouds.JPG') no-repeat center center fixed;
  -webkit-background-size: cover;
  -moz-background-size: cover;
  -o-background-size: cover;
  background-size: cover; 
}

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<meta http-equiv="refresh" content="5; url=teste.html">

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var nomeDoObjeto = {
  // Variável
  opcao: 'detalhes',
  
  // função
  funcao: function () {
    return this;
  },

};

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$valor = '1,00&$@AS5689';

$numeros = preg_replace("/[^0-9]/","", $valor);

echo $numeros;
// 1005689

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@media (min-width: 768px) and (max-width: 979px) {
  /* estilos */
}

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$.fn.serializeObject = function()
{
    var o = {};
    var a = this.serializeArray();
    $.each(a, function() {
        if (o[this.name] !== undefined) {
            if (!o[this.name].push) {
                o[this.name] = [o[this.name]];
            }

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$.fn.reset = function () {
    $(this).each (function() { this.reset(); });
}

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$.fn.justNumber = function () {
  this.keypress(function (e) {
  	if (e.which != 8 && e.which != 0 && (e.which < 48 || e.which > 57)) {
			 return false;
		}
  });
}