var ns4 = (document.layers)? true:false;
var ns6 = (document.getElementById)? true:false;
var ie  = (document.all)? true:false;

function showLayer(name){//layername
	if (ie) {document.all[''+name].style.visibility = "visible"}
	else if(ns4) {document.layers[''+name].visibility = "show";}
	else if(ns6) {document.getElementById(''+name).style.visibility = "visible";}
	aktLayerName=name;
}
function hideLayer(name){
	if (ie) {document.all[''+name].style.visibility = "hidden"}
	else if(ns4) {document.layers[''+name].visibility = "hide"}
	else if(ns6) {document.getElementById(''+name).style.visibility = "hidden";}
	aktLayerName='';
}
function layerPos(name, l, t){//layername, leftpos, toppos
	if (ie){
		document.all[''+name].style.left = l;
		document.all[''+name].style.top = t;
	}else if(ns4){
		document.layers[''+name].left = l;
		document.layers[''+name].top = t;
	}else if(ns6){
		document.getElementById(''+name).style.left = l;
		document.getElementById(''+name).style.top = t;
	}
}
function prev_img(img, img_w, img_h){
 if(img_w == '' || img_w == '0' || img_h == '' || img_h == '0'){
  img_w = 500;
  img_h = 500;
 }
 img_w = img_w *1 + 30;
 img_h = img_h *1 + 120;
 popUpWin = open('pages/image_detail.php?img='+img, 'popUpImgw', 'toolbar=no,location=no,directories=no,status=yes,menubar=no,scrollbars=no,resizable=yes,copyhistory=no,width='+ img_w+',height='+img_h);
 popUpWin.focus();
}
function openPopUpWin(URL, picName,  winWidth, winHeight){//open popup window
	popUpWin = open(URL+'?picName='+picName+'?w='+winWidth+'?h='+winHeight, 'popUpWindow', 'toolbar=no,location=no,directories=no,status=yes,menubar=no,scrollbars=no,resizable=yes,copyhistory=no,width='+ winWidth+',height='+winHeight);
	popUpWin.focus();
}
function openLlW(URL, name, w, h){
	URL = encodeURI(URL);
	llWin = open(URL, name, 'toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,copyhistory=no,width='+w+',height='+h);
	llWin.focus();
}
/*
function empfehlung(eid, evar, lang){
    dbug.log("empfehlung:"+eid+","+evar);
	eWin = open('./pages/empfehlung.php?id='+eid+'&var='+evar+'&lang='+lang, 'eWin', 'toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,copyhistory=no,width=460,height=424');
	eWin.focus();
}
*/
function print_page(url){
    var openurl = url+'?to_do=print';
    //console.log("print_page("+openurl+")");
	pWin = open(openurl, 'pWin', 'toolbar=yes,location=no,directories=no,status=no,menubar=yes,scrollbars=yes,resizable=no,copyhistory=no,width=690,height=600');
	pWin.focus();
}