function createXMLHTTP() {

	var ajax;
  	try {
   		ajax = new ActiveXObject("Microsoft.XMLHTTP");
  	}
  	catch(e) {
   		try {
    		ajax = new ActiveXObject("Msxml2.XMLHTTP");
    		alert(ajax);
   		}
   		catch(ex) {
    		try {
     			ajax = new XMLHttpRequest();
    		}
    		catch(exc) {
      			alert("Esse browser não tem recursos para uso do Ajax");
      			ajax = null;
    		}
   		}
   return ajax;
  }
 
  var arrSignatures = ["MSXML2.XMLHTTP.5.0", "MSXML2.XMLHTTP.4.0", "MSXML2.XMLHTTP.3.0", "MSXML2.XMLHTTP", "Microsoft.XMLHTTP"];
     for (var i=0; i < arrSignatures.length; i++) {
    	try {
     		var oRequest = new ActiveXObject(arrSignatures[i]);
    		 return oRequest;
    	}
    	catch (oError) {}
     }
 
     throw new Error("MSXML is not installed on your system.");
 }


function SendData(varUrl,varContent,varDiv,varData) {
 
 	var oHTTPRequest = createXMLHTTP();
	
	oHTTPRequest.open("post", varUrl, true); 
	oHTTPRequest.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
	//oHTTPRequest.setRequestHeader("charset","ISO-8859-1");
	//oHTTPRequest.setRequestHeader("Encoding","ISO-8859-1");
    
	oHTTPRequest.onreadystatechange=function(){
		
		if (oHTTPRequest.readyState >= 0 && oHTTPRequest.readyState != 4) {
			document.getElementById(varDiv).innerHTML = varContent
		}
		else if (oHTTPRequest.readyState == 4) {
			document.getElementById(varDiv).innerHTML = oHTTPRequest.responseText;
		}
	}
    
	oHTTPRequest.send(varData);
}