// JavaScript Document

function getData(theform, dataSource,target) {
	var XMLHttpRequestObject = false;
	try {
		// Firefox, Opera 8.0+, Safari
		XMLHttpRequestObject=new XMLHttpRequest();
		}
		catch (e) {
		// Internet Explorer
		try {
		// Newer faster approach
		XMLHttpRequestObject=new ActiveXObject("Msxml2.XMLHTTP");
		}
		catch (e) {
			try {        
				xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");        
				}
		  	catch (e) {
				alert("Your browser does not support AJAX!");
			}
		}
	 }

	if(XMLHttpRequestObject) {
		// set up some post vales based on select box values:

		var selAccess=document.getElementById('selAccess');
		var post_args = "selAccess="+selAccess.options[selAccess.selectedIndex].value;
		
		XMLHttpRequestObject.open("POST", dataSource, true);
  		XMLHttpRequestObject.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");

  		XMLHttpRequestObject.send(post_args);
		
		XMLHttpRequestObject.onreadystatechange = function() {
				if (XMLHttpRequestObject.readyState == 4 && XMLHttpRequestObject.status == 200) {
					document.getElementById(target).innerHTML = XMLHttpRequestObject.responseText;
					delete XMLHttpRequestObject;
					XMLHttpRequestObject = null;
				}
			}
		}
}

function update_access(theform){
getData(theform, '../includes/access_numbers.aspx','ajax_access');
}