// Browser

var ie = (navigator.userAgent.indexOf('MSIE')!=-1);
var macos = (navigator.platform.indexOf('Mac')!=-1);

var dom = (document.getElementById) ? 1 : 0; 
var ie4x = (document.all && !document.getElementById ) ? 1 : 0; 
var ns4x = (document.layers) ? 1 : 0; 
var ns70 = (navigator.userAgent.indexOf('Netscape/7.0')!=-1);
var other = (!dom && !ie4x && !ns4x ) ? 1 : 0; 
var opera = (navigator.userAgent.indexOf('Opera')!=-1);

var formLayer = '';
var layername = '';
var out = '';

function checkBrowser() {
	if (ie && macos) {
		top.location.href="browser/browsertrouble.html";
	}
	if (ie4x || ns4x || ns70) {
		top.location.href="browser/browsertrouble.html";
	}
}
function nobox(){ 
	if (opera || other){return false;}
	if (ie4x){window.focus();} 
	if (dom){document.getElementById("fixbox").focus();} 
} 

// Fenster

// fenstervariablen
	var contwindow1='';
	var contwindow2='';
	var winOptions = '';
	var newwinX = 0;
	var newwinY = 0;
	var newwinProp = 0;
	var newURL = '';

function openPop(newURL) {
	// fenstergroesse festlegen
	newwinX = 441;
	newwinY= 680;
	newwinProp = 0;

	// fenstereigenschaften festlegen
	if (newwinProp == 0) {
		winOptions = 'resizable=no,scrollbars=no,';
	} else if (newwinProp == 1){
		winOptions = 'resizable=yes,scrollbars=yes,';
	} else {
		winOptions = 'status=yes,resizable=yes,scrollbars=yes,';
	}

	winOptions = winOptions + 'toolbar=no,directories=no,menubar=no,'
	winOptions = winOptions + 'width=' + newwinX + ',height=' + newwinY;

	// neues fenster und ggf. andere fenster schliessen
	if (contwindow1.closed == false) {
		contwindow1.close();
		contwindow2=window.open(newURL,'pop2',winOptions);
		contwindow2.focus();
	} else if (contwindow2.closed == false) {
		contwindow2.close();
		contwindow1=window.open(newURL,'pop1',winOptions);
		contwindow1.focus();
	} else {
		contwindow1=window.open(newURL,'pop1',winOptions);
		contwindow1.focus();
	}	


}

function closePops() {
	if (contwindow1.closed == false) {
		contwindow1.close();
	}
	if (contwindow2.closed == false) {
		contwindow2.close();
	}
}
//layer finden
function findLayer(n, d) { //v4.01
	var p,i,x;
	if(!d) d=document; 
	if((p=n.indexOf("?"))>0&&parent.frames.length) {
		d=parent.frames[n.substring(p+1)].document;
		n=n.substring(0,p);
	}
	if(!(x=d[n])&&d.all) x=d.all[n];
	for (i=0;!x&&i<d.forms.length;i++) {
		x=d.forms[i][n];
	}
	for(i=0;!x&&d.layers&&i<d.layers.length;i++) {
		x=MM_findObj(n,d.layers[i].document);
	}
	if(!x && d.getElementById) x=d.getElementById(n);

	return x;
}

//formulare
function resetImg(numb) {
	layername = 'bild' + numb + 'layer';
	formLayer = findLayer(layername);
	out = '<input class="textarea2" rows="15" type="file" name="bild'+numb+'" value="" maxlength="1048576">';
	formLayer.innerHTML = out;
}