var http_request = false;
   function makePOSTRequest(url, parameters) {
      http_request = false;
      if (window.XMLHttpRequest) { // Mozilla, Safari,...
         http_request = new XMLHttpRequest();
         if (http_request.overrideMimeType) { 
            http_request.overrideMimeType('text/html');
         }
      } else if (window.ActiveXObject) { // IE
         try {
            http_request = new ActiveXObject("Msxml2.XMLHTTP");
         } catch (e) {
            try {
               http_request = new ActiveXObject("Microsoft.XMLHTTP");
            } catch (e) {}
         }
      }
      if (!http_request) {
         alert('Cannot create XMLHTTP instance');
         return false;
      }
      
      http_request.onreadystatechange = alertContents;
      http_request.open('POST', url, true);
      http_request.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
      http_request.setRequestHeader("Content-length", parameters.length);
      http_request.setRequestHeader("Connection", "close");
      http_request.send(parameters);
   }

   function alertContents() {
      if (http_request.readyState == 4) {
         if (http_request.status == 200) {
            //alert(http_request.responseText);
            //result = http_request.responseText;           
         } else {
           // alert('There was a problem with the request.');
         }
      }
   }
   
   function get(obj) {  
      var poststr = "navtreest=" + encodeURI(obj) ;
      makePOSTRequest('updatesearchtype.jsp', poststr);
   }
   
   
function ShowHide(elementId) {
	var element = document.getElementById(elementId);
	if(element.style.display != "block"){
		element.style.display = "block";
	}
	else {
		element.style.display = "none";
	}
}

function UpdateText(element)
{
	if(element.innerHTML.indexOf("Show") != -1)
	{
		element.innerHTML = "Hide Details";
	}
	else
	{
		element.innerHTML = "Show Details";
	}
}