// JavaScript Document
function MM_findObj(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;
}
function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
 var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
   var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
   if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}


function windowCZ(id)
{
path="./pop.php?id="+id;
window.open(path ,'new','width=330,height=400,menubar=no,resizable=no,scrollbars=yes,left=300,top=100'); 

}
function windowEN(id)
{
path="./popEN.php?id="+id;
window.open(path ,'new','width=330,height=400,menubar=no,resizable=no,scrollbars=yes,left=300,top=100'); 

}
function windowSendArtCZ(url)
{
path="./includedPHP/sendArtByMail.php?"+url;
window.open(path ,'new','width=270,height=400,menubar=no,resizable=no,scrollbars=yes,left=300,top=100'); 

}




function section(value)
	{
		position=window.location.search;
		position=position.indexOf("&")+1;
			
		url="http://www.pinf.cz/pinf2006/index2.php?parent=177&sid=176&id=381&section="+value;
		
		window.location.href=url;
		
		
	}
	
function checkMail(form)
	{
	
		
			re = new RegExp("^[^.]+(\.[^.]+)*@([^.]+[.])+[a-z]{2,4}$");
			if (!re.test(form.email.value))
			{
				alert("Neplatný formát e-mail adresy!"); 
				form.email.focus();
				return false;
			}
		
	}
function checkArtByMail(form)
	{
	
		
			re = new RegExp("^[^.]+(\.[^.]+)*@([^.]+[.])+[a-z]{2,4}$");
			if (!re.test(form.mailFrom.value))
			{
				alert("Neplatný formát vaší e-mail adresy!");
				form.mailFrom.focus();
				return false;
			}
			if (!re.test(form.mailTo.value))
			{
				alert("Neplatný formát e-mail adresy adresáta!");
				form.mailTo.focus();
				return false;
			}
		
	}						
function hide(id) 
	{
	el=document.getElementById(id).style; 
	el.display='none';
	}
	
function showBiggerImg(url,id) {
	
	var div = document.getElementById(id);
  div.style.display='block';
  var a = document.createElement("a");
  a.href="javascript:closeBiggerImg('"+id+"')";
  a.id='linkToBiggerImg_'+id;
  
  var image = document.createElement("img");
  image.src = url;
  image.id="biggerImgImg_"+id;
  div.appendChild(a);
  a.appendChild(image);

}
function closeBiggerImg(id){
	biggerImgImg="biggerImgImg_"+id;
	linkToBiggerImg='linkToBiggerImg_'+id;
  	document.getElementById(biggerImgImg).parentNode.removeChild(document.getElementById(biggerImgImg));
  	document.getElementById(linkToBiggerImg).parentNode.removeChild(document.getElementById(linkToBiggerImg));
	document.getElementById(id).style.display='none';
}