function createRequest(){
	if(navigator.appName.search("Microsoft") > -1) {
		return new ActiveXObject("MSXML2.XMLHTTP");
	} else {
		return new XMLHttpRequest();
	}
}

function ajaxwert_einfuegen(ajax,box,ignore_ladebalken,update_wmtt) {
	if(ajax.readyState == 4) {
		document.getElementById(box).innerHTML = ajax.responseText;
	}
}

function get_date_blaettern(jahr,monat,pauschale,dauer){
	var ajax = createRequest();
	ajax.open('get', '/include/get_date.php?jahr='+jahr+'&monat='+monat+'&pauschalenanfrage='+pauschale+'&pauschale_dauer='+dauer,true);
	ajax.onreadystatechange = function() { ajaxwert_einfuegen(ajax,'get_date_box') };
	ajax.send(null);
}

function bild_wechseln(bild){
	document.getElementById('bild_1').innerHTML = '<img src="/layout/loader.gif" width="16" height="16" alt="Loading..." style="margin-top:30px;" />';
	
	var ajax = createRequest();
	ajax.open('get', '/include/ajax/bild_wechseln.php?bild='+bild,true);
	ajax.onreadystatechange = function() { ajaxwert_einfuegen(ajax,'bild_1') };
	ajax.send(null);
}

function download_wechseln(download){
	var ajax = createRequest();
	ajax.open('get', '/include/ajax/download_wechseln.php?download='+download,true);
	ajax.onreadystatechange = function() { ajaxwert_einfuegen(ajax,'download') };
	ajax.send(null);
}

function geb_kinder() {
	var anz_kinder = document.getElementById('form_anz_kinder').value;
	
	var querystring = '';
	
	for(var i=1;i<=anz_kinder;i++) {
		if(document.getElementById('gb_kind_'+i+'_tag')) {
			querystring = querystring + '&gb_kind'+i+'='+document.getElementById('gb_kind_'+i+'_tag').value + '.' + document.getElementById('gb_kind_'+i+'_monat').value + '.' + document.getElementById('gb_kind_'+i+'_jahr').value;
		}
	}
	
	var ajax = createRequest();
	ajax.open('get', '/include/ajax/geb_kinder.php?kinder='+anz_kinder+querystring,true);
	ajax.onreadystatechange = function() { ajaxwert_einfuegen(ajax,'form_kinder') };
	ajax.send(null);
}