function veropcao1(valor) {
	  try {
         ajax = new ActiveXObject("Microsoft.XMLHTTP");
      }
	  
      catch(e) {
         try {
            ajax = new ActiveXObject("Msxml2.XMLHTTP");
         }
         catch(ex) {
            try {
               ajax = new XMLHttpRequest();
            }
            catch(exc) {
               alert("Esse browser não tem recursos para uso do Ajax");
               ajax = null;
            }
         }
      }
     
	  
	  
	  
	  if(ajax) {
         document.forms[0].local1.options.length = 1;
         
         idOpcao  = document.getElementById("opcoes");
         
         ajax.open("POST", "./proexec/xml.php", true);
         ajax.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
         ajax.onreadystatechange = function() {
            if(ajax.readyState == 1) {
               idOpcao.innerHTML = "Carregando...";
            }
			if(ajax.readyState == 4 ) {
               
			   if(ajax.responseXML) {
                  processXML(ajax.responseXML);
               }
               else {
                   idOpcao.innerHTML = "Selecione";
               }
            }
         }
		 
		 
		 
         var params = "campo="+valor;
         ajax.send(params);
      }
}
   
   
function processXML(obj){
      var dataArray   = obj.getElementsByTagName("local");
      
      if(dataArray.length > 0) {
          
		    document.forms[0].local1.options.length = 0;
          
		    for(var i = 0; i < dataArray.length; i++) {
            var item = dataArray[i];
            var codigo    =  item.getElementsByTagName("codigo")[0].firstChild.nodeValue;
            var descricao =  item.getElementsByTagName("descricao")[0].firstChild.nodeValue;
            

            var novo = document.createElement("option");
                novo.setAttribute("id", "opcoes");
                novo.value  = codigo;
                novo.text  = descricao;
                document.forms[0].local1.options.add(novo);
         }
      }
      else {
        idOpcao.innerHTML = "Selecione";
      }      
}


function veropcao2(valor) {
	  try {
         ajax = new ActiveXObject("Microsoft.XMLHTTP");
      }
	  
      catch(e) {
         try {
            ajax = new ActiveXObject("Msxml2.XMLHTTP");
         }
         catch(ex) {
            try {
               ajax = new XMLHttpRequest();
            }
            catch(exc) {
               alert("Esse browser não tem recursos para uso do Ajax");
               ajax = null;
            }
         }
      }
     
	  
	  
	  
	  if(ajax) {
         document.forms[0].local2.options.length = 1;
         
         idOpcao  = document.getElementById("opcoes2");
         
         ajax.open("POST", "./proexec/xml.php", true);
         ajax.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
         ajax.onreadystatechange = function() {
            if(ajax.readyState == 1) {
               idOpcao.innerHTML = "Carregando...";
            }
			if(ajax.readyState == 4 ) {
               
			   if(ajax.responseXML) {
                  processXML2(ajax.responseXML);
               }
               else {
                   idOpcao.innerHTML = "Selecione";
               }
            }
         }
		 
		 
		 
         var params = "campo="+valor;
         ajax.send(params);
      }
}

   
 function processXML2(obj){
      var dataArray   = obj.getElementsByTagName("local");
      
      if(dataArray.length > 0) {
          
		    document.forms[0].local2.options.length = 0;
          
		    for(var i = 0; i < dataArray.length; i++) {
            var item = dataArray[i];
            var codigo    =  item.getElementsByTagName("codigo")[0].firstChild.nodeValue;
            var descricao =  item.getElementsByTagName("descricao")[0].firstChild.nodeValue;
            

            var novo = document.createElement("option");
                novo.setAttribute("id", "opcoes2");
                novo.value  = codigo;
                novo.text  = descricao;
                document.forms[0].local2.options.add(novo);
         }
      }
      else {
        idOpcao.innerHTML = "Selecione";
      }      
}
  
   
   
function veropcao3(valor) {
	  try {
         ajax = new ActiveXObject("Microsoft.XMLHTTP");
      }
	  
      catch(e) {
         try {
            ajax = new ActiveXObject("Msxml2.XMLHTTP");
         }
         catch(ex) {
            try {
               ajax = new XMLHttpRequest();
            }
            catch(exc) {
               alert("Esse browser não tem recursos para uso do Ajax");
               ajax = null;
            }
         }
      }
     
	  
	  
	  
	  if(ajax) {
         document.forms[0].local3.options.length = 1;
         
         idOpcao  = document.getElementById("opcoes3");
         
         ajax.open("POST", "./proexec/xml.php", true);
         ajax.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
         ajax.onreadystatechange = function() {
            if(ajax.readyState == 1) {
               idOpcao.innerHTML = "Carregando...";
            }
			if(ajax.readyState == 4 ) {
               
			   if(ajax.responseXML) {
                  processXML3(ajax.responseXML);
               }
               else {
                   idOpcao.innerHTML = "Selecione";
               }
            }
         }
		 
		 
		 
         var params = "campo="+valor;
         ajax.send(params);
      }
}

   
 function processXML3(obj){
      var dataArray   = obj.getElementsByTagName("local");
      
      if(dataArray.length > 0) {
          
		    document.forms[0].local3.options.length = 0;
          
		    for(var i = 0; i < dataArray.length; i++) {
            var item = dataArray[i];
            var codigo    =  item.getElementsByTagName("codigo")[0].firstChild.nodeValue;
            var descricao =  item.getElementsByTagName("descricao")[0].firstChild.nodeValue;
            

            var novo = document.createElement("option");
                novo.setAttribute("id", "opcoes3");
                novo.value  = codigo;
                novo.text  = descricao;
                document.forms[0].local3.options.add(novo);
         }
      }
      else {
        idOpcao.innerHTML = "Selecione";
      }      
}