// JavaScript Document
//valida telefone
function validaTelefone(tel){
    exp = /\(\d{2}\)\ \d{4}\-\d{4}/
    if(!exp.test(tel.value))
        alert('Numero de Telefone Invalido!');
}

//valida url
function validaURL(url){
    exp = /^(([^:\/?#]+):)?(\/\/([^\/?#]*))?([^?#]*)(\?([^#]*))?(#(.*))?/
    if(!exp.test(url.value))
        alert('URL Invalida!');
}

//valida e-mail
function validaEmail(email){
    exp = /^([a-zA-Z0-9_\.\-\+])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/
    if(!exp.test(email.value))
        alert('E-mail Invalido!');
}

//valida CEP
function validaCep(cep){
    exp = /\d{2}\.\d{3}\-\d{3}/
    if(!exp.test(cep.value))
        alert('Numero de Cep Invalido!');        
}

//valida data
function validaData(data){
    exp = /\d{2}\/\d{2}\/\d{4}/
    if(!exp.test(data.value))
        alert('Data Invalida!');            
}

//valida o CPF digitado
function validarCPF(Objcpf){
    var cpf = Objcpf.value;
    exp = /\.|\-/g
    cpf = cpf.toString().replace( exp, "" );
    var digitoDigitado = eval(cpf.charAt(9)+cpf.charAt(10));
    var soma1=0, soma2=0;
    var vlr =11;
    
    for(i=0;i<9;i++){
        soma1+=eval(cpf.charAt(i)*(vlr-1));
        soma2+=eval(cpf.charAt(i)*vlr);
        vlr--;
    }    
    soma1 = (((soma1*10)%11)==10 ? 0:((soma1*10)%11));
    soma2=(((soma2+(2*soma1))*10)%11);
    
    var digitoGerado=(soma1*10)+soma2;
    if(digitoGerado!=digitoDigitado)    
        alert('CPF Invalido!');        
}

//valida o CNPJ digitado
function validarCNPJ(ObjCnpj){
    var cnpj = ObjCnpj.value;
    var valida = new Array(6,5,4,3,2,9,8,7,6,5,4,3,2);
    var dig1= new Number;
    var dig2= new Number;
    
    exp = /\.|\-|\//g
    cnpj = cnpj.toString().replace( exp, "" );
    var digito = new Number(eval(cnpj.charAt(12)+cnpj.charAt(13)));
        
    for(i = 0; i<valida.length; i++){
        dig1 += (i>0? (cnpj.charAt(i-1)*valida[i]):0);    
        dig2 += cnpj.charAt(i)*valida[i];    
    }
    dig1 = (((dig1%11)<2)? 0:(11-(dig1%11)));
    dig2 = (((dig2%11)<2)? 0:(11-(dig2%11)));
    
    if(((dig1*10)+dig2) != digito)    
        alert('CNPJ Invalido!');
        
}