function isNUMB(c) { 
 if((cx=c.indexOf(","))!=-1) { c = c.substring(0,cx)+"."+c.substring(cx+1); } 
 if((parseFloat(c) / c != 1)) { 
   if(parseFloat(c) * c == 0) { return(1); } 
   else { return(0); } 
 } 
 else { return(1); } 
}

function LIMP(c) { 
 while((cx=c.indexOf("-"))!=-1) { c = c.substring(0,cx)+c.substring(cx+1); } 
 while((cx=c.indexOf("/"))!=-1) { c = c.substring(0,cx)+c.substring(cx+1); } 
 while((cx=c.indexOf(","))!=-1) { c = c.substring(0,cx)+c.substring(cx+1); } 
 while((cx=c.indexOf("."))!=-1) { c = c.substring(0,cx)+c.substring(cx+1); } 
 while((cx=c.indexOf("("))!=-1) { c = c.substring(0,cx)+c.substring(cx+1); } 
 while((cx=c.indexOf(")"))!=-1) { c = c.substring(0,cx)+c.substring(cx+1); } 
 while((cx=c.indexOf(" "))!=-1) { c = c.substring(0,cx)+c.substring(cx+1); } 
 return(c); 
} 

function VerifyCNPJ(CNPJ) { 
 CNPJ = LIMP(CNPJ); 
 if(isNUMB(CNPJ) != 1) { return(0); } 
 else { 
  if(CNPJ == 0) { return(0); } 
  else { 
   g=CNPJ.length-2; 
   if(RealTestaCNPJ(CNPJ,g) == 1) {
    g=CNPJ.length-1;
    if(RealTestaCNPJ(CNPJ,g) == 1) { return(1); }
    else { return(0); }
   }
   else { return(0); }
  }
 }
}

function RealTestaCNPJ(CNPJ,g) { 
 var VerCNPJ=0;
 var ind=2;
 var tam;
 for(f=g;f>0;f--) { 
  VerCNPJ+=parseInt(CNPJ.charAt(f-1))*ind; 
  if(ind>8) { ind=2; } 
  else { ind++; } 
 } 
 VerCNPJ%=11; 
 if(VerCNPJ==0 || VerCNPJ==1) { VerCNPJ=0; } 
 else { VerCNPJ=11-VerCNPJ; } 
 if(VerCNPJ!=parseInt(CNPJ.charAt(g))) { return(0); } 
 else { return(1); } 
} 

function FormataCGC(Formulario, Campo, TeclaPres) 
{ 
  var tecla = TeclaPres.keyCode; 
  var strCampo; 
  var vr; 
  var tam; 
  var TamanhoMaximo = 14; 
  
  eval("strCampo = document." + Formulario + "." + Campo); 
  
  vr = strCampo.value; 
  vr = vr.replace("/", ""); 
  vr = vr.replace("/", ""); 
  vr = vr.replace("/", ""); 
  vr = vr.replace(",", ""); 
  vr = vr.replace(".", ""); 
  vr = vr.replace(".", ""); 
  vr = vr.replace(".", ""); 
  vr = vr.replace(".", ""); 
  vr = vr.replace(".", ""); 
  vr = vr.replace(".", ""); 
  vr = vr.replace(".", ""); 
  vr = vr.replace("-", ""); 
  vr = vr.replace("-", ""); 
  vr = vr.replace("-", ""); 
  vr = vr.replace("-", ""); 
  vr = vr.replace("-", ""); 
  tam = vr.length; 

  if (tam < TamanhoMaximo && tecla != 8) { tam = vr.length + 1; } 
  if (tecla == 8) { tam = tam - 1; } 
  if (tecla == 8 || tecla >= 48 && tecla <= 57 || tecla >= 96 && tecla <= 105) { 
    if (tam <= 2) { strCampo.value = vr; } 
    if ((tam > 2) && (tam <= 6)) { strCampo.value = vr.substr(0, tam - 2) + '-' + vr.substr(tam - 2, tam); } 
    if ((tam >= 7) && (tam <= 9)) { strCampo.value = vr.substr(0, tam - 6) + '/' + vr.substr(tam - 6, 4) + '-' + vr.substr(tam - 2, tam); } 
    if ((tam >= 10) && (tam <= 12)) { strCampo.value = vr.substr(0, tam - 9) + '.' + vr.substr(tam - 9, 3) + '/' + vr.substr(tam - 6, 4) + '-' + vr.substr(tam - 2, tam); } 
    if ((tam >= 13) && (tam <= 14)) { strCampo.value = vr.substr(0, tam - 12) + '.' + vr.substr(tam - 12, 3) + '.' + vr.substr(tam - 9, 3) + '/' + vr.substr(tam - 6, 4) + '-' + vr.substr(tam - 2, tam); } 
    if ((tam >= 15) && (tam <= 17)) { strCampo.value = vr.substr(0, tam - 14) + '.' + vr.substr(tam - 14, 3) + '.' + vr.substr(tam - 11, 3) + '.' + vr.substr(tam - 8, 3) + '.' + vr.substr(tam - 5, 3) + '-' + vr.substr(tam - 2, tam); } 
  } 
}