var http = createRequestObject();

var objectId = '';





function createRequestObject(){

    var obj;

    var browser = navigator.appName;

   // alert(htmlObjectId);

    //objectId = htmlObjectId;

	//alert(objectId);

    

    if(browser == "Microsoft Internet Explorer"){

        obj = new ActiveXObject("Microsoft.XMLHTTP");

    }

    else{

        obj = new XMLHttpRequest();

    }

    return obj;    

}



function sendReq(serverFileName, variableNames, variableValues, obj_div_name) {
	
	objectId = obj_div_name;
	
	var paramString = '';


	

	variableNames = variableNames.split(',');

	variableValues = variableValues.split(',');

	

	for(i=0; i<variableNames.length; i++) {

		paramString += variableNames[i]+'='+variableValues[i]+'&';

	}

	paramString = paramString.substring(0, (paramString.length-1));

			

	if (paramString.length == 0) {

	   	http.open('POST', serverFileName);

	}

	else {

		http.open('POST', serverFileName);

	}

	http.setRequestHeader("Content-Type","application/x-www-form-urlencoded;");

	http.onreadystatechange = handleResponse;

    http.send(paramString);

}



function handleResponse() {

	

	if(http.readyState == 4){

		responseText = http.responseText;

		document.getElementById(objectId).innerHTML = responseText;

    }

}