//------------------------------------------
function AlternaDiv(div1, div2) {

if(document.getElementById(div1).style.display == "none"){
		document.getElementById(div1).style.display = "";
		document.getElementById(div2).style.display = "none";
	}else{
		document.getElementById(div1).style.display = "none";
		document.getElementById(div2).style.display = "";
	}
}


function ExecAjax(valor, dest, TrocaTexto) {
  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) {
	 idOpcao  = document.getElementById("opcoes");
	 Div      = document.getElementById("DivCarregando");
//	 idOpcao2 = document.getElementById("opcoes2");
	// idOpcao3 = document.getElementById("opcoes3");
	var Alvo = valor.split(":");
	 idOpcao.style.zIndex  = 100;
	 ajax.open("POST", dest, true);
	 ajax.setRequestHeader("Content-Type", "application/x-www-form-urlencoded; charset=iso-8859-1");
	 ajax.onreadystatechange = function() {
		if(ajax.readyState == 1) {

		Div.innerHTML = "<table align='center' cellpadding='2' cellspacing='1'>";
		Div.innerHTML = Div.innerHTML + " <tr>";
		Div.innerHTML = Div.innerHTML + "   <td align='center' class='style7'>";
		Div.innerHTML = Div.innerHTML + " 		<img src='images/load.gif' width=32 height=32  align=absmiddle>";
		Div.innerHTML = Div.innerHTML + " 		&nbsp;&nbsp; Aguarde. Carregando...</td>";
		Div.innerHTML = Div.innerHTML + " </tr>";
		Div.innerHTML = Div.innerHTML + "</table>";
		Div.className = "DivCarregando";  

		}
		if(ajax.readyState == 4 ) {
			if(Alvo.length == 1) { 
			  idOpcao.style.visibility = "visible"; //Mostra a DIV caso esteja ocultada
			  idOpcao.innerHTML = ajax.responseText ;
			  Div.innerHTML = "";   
			  Div.className = "";  
			  if (TrocaTexto == 1 ) {
			  AlternaDiv ("EnviaRequisicao", "MostraRequisicao");
			  }
			} 
			if(Alvo.length == 2){ 
			  idOpcao2.style.visibility = "visible"; //Mostra a DIV caso esteja ocultada
			  idOpcao2.innerHTML = ajax.responseText ;
			  Div.innerHTML = "";   
			  Div.className = "";  
			  if (TrocaTexto == 1 ) {
			  AlternaDiv ("EnviaRequisicao", "MostraRequisicao");
			  }
			} 
			if(Alvo.length == 3) { 
			  idOpcao3.style.visibility = "visible"; //Mostra a DIV caso esteja ocultada
			  idOpcao3.innerHTML = ajax.responseText ;
			  Div.innerHTML = "";   
			  Div.className = "";  
			  if (TrocaTexto == 1 ) {
			  AlternaDiv ("EnviaRequisicao", "MostraRequisicao");
			  }
			}
		}
	 }
	 var params = "varID="+Alvo[0];
ajax.send(params);
  }
}