Olá. Tenho essa página de login:
<html>
<head>
<title>Documento sem título</title>
</head>
<body>
<form name="formulario" action="logar.php" method="POST">
<table width="483" align="center">
<tr>
<td width="60"><font color="#000000" size="1" face="Verdana, Arial, Helvetica, sans-serif"><strong>Usuário:</strong></font></td>
<td width="129"><font color="#000000" size="1" face="Verdana, Arial, Helvetica, sans-serif">
<input name="login" type="text" id="login" size="20">
</font></td>
<td width="63"><div align="center"><font color="#000000" size="1" face="Verdana, Arial, Helvetica, sans-serif"><strong>Senha:</strong></font></div>
</td>
<td width="133"><font color="#000000" size="1" face="Verdana, Arial, Helvetica, sans-serif">
<input name="senha" type="password" id="senha" size="20" maxlength="10">
</font></td>
<td width="74"><div align="center"><font color="#000000" size="1" face="Verdana, Arial, Helvetica, sans-serif">
<input type="submit" value="Logar" name="entrar" onSubmit="return verifica()">
</font></div></td>
</tr>
</table>
</form>
</body>
</html>
<script language="JavaScript">
function isMobile(){
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 de Chamada da Função */
//alert("Dispositivo Móvel: " + isMobile());
function verifica()
{
if (formulario.senha.value=="")
{
alert("Por favor, preencha os campos corretamente.");
return false;
}
else
return true;
}
</script>
A função em javascript parece está correta, porém não acontece nada, quando dou submit no botão com o campo referente à senha vazio. Alguém sabe por que não está funcionando?
Obrigado.