function getHtml(url,method,elementId,callback){
		return sendHttpRequest(url, '', method, callback);
	}

	function populateElement(elementId, http_request){
		var http_request_eval = eval(http_request);
		// if xmlhttp shows "loaded"
		if (http_request_eval.readyState==4)
		{
			var elem = document.getElementById(elementId);
			if(!elem) return;
			// if status "OK"
			if (http_request_eval.status==200)
			{
				var result = http_request_eval.responseText;
				elem.innerHTML = result;
				
			}
			else
			{
				elem.innerHTML = 'error retrieving ' + elementId + ' information';
			}
		}
	}
	
	/* example usage: 
	survey_http_request = false;
	survey_http_request = getHtml('http://dev.commerx.com/kris/gpscentral/html/Survey/Survey/',
								'POST',
								'survey',
								function(){
									populateElement('survey','survey_http_request');
								});
	*/