function execlimpa() { setTimeout("limpa()",30); }
function limpa() { document.forms[0].agencia.value=""; document.forms[0].conta.value=""; document.forms[0].dac.value=""; document.forms[0].senha.value=""; }

VerifiqueTAB=true;
function Mostra(quem, tammax) {
   if ( (quem.value.length == tammax) && (VerifiqueTAB) ) { 
     var i=0,j=0, indice=-1;
     for (i=0; i<document.forms.length; i++) { 
       for (j=0; j<document.forms[i].elements.length; j++) { 
          if (document.forms[i].elements[j].name == quem.name) { 
            indice=i;
            break;
          } 
       } 
       if (indice != -1) break; 
     } 
     for (i=0; i<=document.forms[indice].elements.length; i++) { 
       if (document.forms[indice].elements[i].name == quem.name) { 
          while ( (document.forms[indice].elements[(i+1)].type == "hidden") &&
                  (i < document.forms[indice].elements.length) ) { 
             i++;
          } 
          document.forms[indice].elements[(i+1)].focus();
          VerifiqueTAB=false;
          break;
       } 
     } 
   } 
} 

function PararTAB(quem) { VerifiqueTAB=false; } 
function ChecarTAB() { VerifiqueTAB=true; } 

function maskNumber(pThis,pKeyCode,pAcceptDecimals,pAcceptNegatives){
//Autor: Eduardo Patto Kanegae <epk@netsitemail.com.br>

	if ((pKeyCode == 8 || pKeyCode == 13) || (pKeyCode>=48 && pKeyCode<=57) ){
		//TAB e ENTER ou  n°s
		return true;
	} else if (pKeyCode==43){
		// +
		if (pThis.value.indexOf("-")== 0 && pThis.value.length>1){
			pThis.value = pThis.value.substr(1,pThis.value.length-1);
		} else if (pThis.value.indexOf("-")== 0 && pThis.value.length==1){
			pThis.value = "";
		}
		return false;
	} else if ((pKeyCode==44 || pKeyCode==46) && (pAcceptDecimals==true)){
		// , ou .
		if (pThis.value.indexOf(",")<0){
			pThis.value = pThis.value + ",";
		}
		return false;
	} else if (pKeyCode==45 && pAcceptNegatives==true){
		// -
		if (pThis.value.indexOf("-")<0){
			pThis.value = "-" + pThis.value;
		}
		return false;
	} else {
		return false;
	}
}

function EstaVazio( txt )
{
	var i=0;
	while (txt.charAt(i) == ' ')
		i++;
					
	if (txt.length == i )
		return true
	else
		return false;
}