// ajax-handler
//TG20060802: Parameter zu sndReqArg hinzugefügt
function createRequestObject() {
	var ro;
	var browser = navigator.appName;
	if(browser == "Microsoft Internet Explorer"){
		ro = new ActiveXObject("Microsoft.XMLHTTP");
	}else{
		ro = new XMLHttpRequest();
	}
	return ro;
}


function handleResponse(http,divtag) {
	if(http){
	    if (http.readyState == 4) {
	        var response = http.responseText;
	       	document.getElementById(divtag).innerHTML = response;
	    }
	}
}

function sndReqArg(action, divtag, bid, refresh, param) {

	//neues RequestObject anlegen damit auch gleichzeitige Aufträge bearbeitet werden können
	var http = createRequestObject();
	
	document.getElementById(divtag).innerHTML = '... lade Daten ...';
	
	//für IE um caching zu verhindern
	myRand=parseInt(Math.random()*99999999);
	http.open('get', '/ajax/ajax_req.php?action='+action+'&random='+myRand+'&bid='+bid+'&param='+param);
	http.onreadystatechange = function(){handleResponse(http,divtag);};
	http.send(null);
	
	if ( refresh != 0 ) {
		window.setTimeout("sndReqArg('"+action+"','"+divtag+"','"+bid+"','"+refresh+"')", refresh );	// 60000 Millisekunden => 60 Sek = 1 Min
	}
}