var et,root;
var cba="#FEF9C4";
if (!root) root='';
function fl(hr){location.href=hr}
function ShowFoto(img,par){ad(root+'/img.php?img='+img+'&root='+root+'&par='+par)}
function setc(obj){document.cookie=encodeURIComponent(obj.name)+"="+encodeURIComponent(obj.value)+";expires=Sun, 20 Dec 2020 20:20:20 GMT"}
function GE(eId){return document.getElementById(eId)}
function ad(url){
	if (GE('ax111')) document.body.removeChild(GE('ax111'));
	var jsel = document.createElement('SCRIPT');
	jsel.type = 'text/javascript';
	jsel.id = 'ax111';
	jsel.src = url;
	document.body.appendChild(jsel);
}
function SizeMe(){
	var f=GE('i7');
	var fd=GE('d7');
	if (f.width>465) fd.innerHTML='<a href=\'javascript:ShowFoto("'+f.src+'")\'><img src="'+f.src+'" alt="'+f.alt+'" title="'+f.alt+'" width="465"></a>';
}
function check_fill(obj,mail,descr,conf){
	var msg='';
	if (!descr) descr='';
	et=0;
	for (i=0;i<obj.length;i++){
		o=obj[i];
		if (o.value.length==0){
			 et=1;
			 o.style.backgroundColor=cba;
			 if (descr[i]) msg=msg+'- '+descr[i]+"\n";
		}
		else o.style.backgroundColor="";
	}
	if (mail!='' && mail!=undefined && mail.value.length>0){
		var filter=/^.+@.+\..{2,4}$/;
		if (!filter.test(mail.value)){
			mail.style.backgroundColor=cba; 
			msg=msg+"- Mail\n";et=1;
		}
	}
	if (msg) alert("Zkontrolujte vyplnění políčka:\n"+msg);
	if (et) return false;
	if (conf && !confirm(conf)) return false;
}
function chv(obj,nova,old){if (obj.value==old) obj.value=nova}
function cart_arr(ids,val){
	i = val.indexOf('... ');
	if (i>0){
		val = val.substring(i+4);
		GE('pcs'+ids).value=val;	
	}
	else GE('pcs'+ids).value=0;
}
function sh(obj){
	obj = GE(obj).style;
	if (obj.display=='none') obj.display='block';
	else obj.display='none';
}
function sp(){
	document.cookie='scroll='+document.body.scrollTop+";expires=Sun, 20 Dec 2020 20:20:20 GMT";
}