// JavaScript Document
function getHTTPObject(){

    if (window.ActiveXObject) return new ActiveXObject("Microsoft.XMLHTTP");

    else if (window.XMLHttpRequest) return new XMLHttpRequest();

    else {

	alert("Your browser does not support AJAX.");

    return null;
    }
}

function doWork(i,o,f){

    httpObject = getHTTPObject();

    if (httpObject != null) {

	httpObject.open('POST', f, true);
	httpObject.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
	httpObject.setRequestHeader( "If-Modified-Since", "Sat, 1 Jan 2000 00:00:00 GMT" );

	httpObject.onreadystatechange = function() {
    	    if (httpObject.readyState == 4) {
		document.getElementById(o).innerHTML = httpObject.responseText;
    	    }
	}

        httpObject.send('w='+escape(document.getElementById(i).value));
    }
}
function toggleDiv(containerid)
      {
	  var menuBox = document.getElementById(containerid);
        if (menuBox.style.display == "block")
        {
          menuBox.style.display = "none";
        }
        else
        {
          menuBox.style.display = "block";
        }
      }
var httpObject = null;