//MÁSCARA DE VALORES

function mascara(objeto, sMask, evtKeyPress) {
     var i, nCount, sValue, fldLen, mskLen,bolMask, sCod, nTecla;

     if(document.all) { // Internet Explorer
       nTecla = evtKeyPress.keyCode; }
     else if(document.layers) { // Nestcape
       nTecla = evtKeyPress.which;
     }

     sValue = objeto.value;

     // Limpa todos os caracteres de formatação que
     // já estiverem no campo.
     sValue = sValue.toString().replace( "-", "" );
     sValue = sValue.toString().replace( "-", "" );
     sValue = sValue.toString().replace( ".", "" );
     sValue = sValue.toString().replace( ".", "" );
     sValue = sValue.toString().replace( "/", "" );
     sValue = sValue.toString().replace( "/", "" );
     sValue = sValue.toString().replace( ":", "" );
     sValue = sValue.toString().replace( ":", "" );
     sValue = sValue.toString().replace( "(", "" );
     sValue = sValue.toString().replace( "(", "" );
     sValue = sValue.toString().replace( ")", "" );
     sValue = sValue.toString().replace( ")", "" );
     sValue = sValue.toString().replace( " ", "" );
     sValue = sValue.toString().replace( " ", "" );
     fldLen = sValue.length;
     mskLen = sMask.length;

     i = 0;
     nCount = 0;
     sCod = "";
     mskLen = fldLen;

     while (i <= mskLen) {
       bolMask = ((sMask.charAt(i) == "-") || (sMask.charAt(i) == ".") || (sMask.charAt(i) == "/") || (sMask.charAt(i) == ":"))
       bolMask = bolMask || ((sMask.charAt(i) == "(") || (sMask.charAt(i) == ")") || (sMask.charAt(i) == " "))

       if (bolMask) {
         sCod += sMask.charAt(i);
         mskLen++; }
       else {
         sCod += sValue.charAt(nCount);
         nCount++;
       }

       i++;
     }

     objeto.value = sCod;

     if (nTecla != 8) { // backspace
       if (sMask.charAt(i-1) == "9") { // apenas números...
         return ((nTecla > 47) && (nTecla < 58)); } // números de 0 a 9
       else { // qualquer caracter...
         return true;
       } }
     else {
       return true;
     }

   // Submite o formulário
   if ((window.event ? event.keyCode : event.which) == 13) { document.getElementById('$formulario').submit(); }	 
	 
   }
   
//Arredondar para duas casas decimais   
   
function roundNumber (rnum) {

   return Math.round(rnum*Math.pow(10,2))/Math.pow(10,2);

}   

function float2moeda(num) {

   x = 0;

   if(num<0) {
      num = Math.abs(num);
      x = 1;
   }
   if(isNaN(num)) num = "0";
      cents = Math.floor((num*100+0.5)%100);

   num = Math.floor((num*100+0.5)/100).toString();

   if(cents < 10) cents = "0" + cents;
      for (var i = 0; i < Math.floor((num.length-(1+i))/3); i++)
         num = num.substring(0,num.length-(4*i+3))+'.'
               +num.substring(num.length-(4*i+3));
  ret = num + ',' + cents;
   if (x == 1) ret = ' - ' + ret;return ret;

}

function moeda2float(moeda){

   moeda = moeda.replace(".","");

   moeda = moeda.replace(",",".");

   return parseFloat(moeda);

}

function validacao(nform){
/*	if (nform.acao[2].selectedIndex == 0) {
		if(confirm (' Deseja realmente excluir este registro? '))	{
			return true;
		}
		else {
			return false;
		}
	} else return true;
	*/
	return true;	
}

function alteraCor(cor){
	cordiv = cor.replace("0x","#");
	document.getElementById('banner_home').style.backgroundColor=cordiv;	
}