var browser = navigator.appName;

function createRequestObject()

{

	var request_o; //declare the variable to hold the object.

	if(browser == "Microsoft Internet Explorer")

	{

		/* Create the object using MSIE's method */

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

	}

	else

	{

		/* Create the object using other browser's method */

		request_o = new XMLHttpRequest();

	}

	return request_o; //return the object

}

function ajaxa(param)

{

	var str = "test.php?strng="+param;

	httpa = createRequestObject();

	httpa.open('get', str,true);



	httpa.onreadystatechange = handleResponse;

	/* Send the data. We use something other than null when we are sending using the POST

	method. */

	httpa.send(null); // Null for Get Method

}