function Tisk() { 
isIE=navigator.appName=='Microsoft Internet Explorer';
isNN=navigator.appName=='Netscape';
ver=navigator.appVersion;


if (window.print)  {	
      window.print(); 

      } 
 else {  
 		alert('Zadejte Prosim z menu prikaz pro tisk, \n nebo stisknete [CTRL + P]'); 
 		}  

 } 

	
	


function zobraz_uni1(sirka,vyska,obr,popis){

	var radek = "toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=1,resizable=1,width=";
	radek += sirka;
	radek += ",height=";
	radek += vyska;
	radek += ",top=20,left=20";
	
	var popupURL = "det_uni_all.php";
	  popupURL +=     "?Obr=";
	  popupURL +=     obr;
	   popupURL +=     "&Sirka=";
	  popupURL +=     sirka;
	  popupURL +=     "&Vyska=";
	  popupURL +=     vyska;
	   popupURL +=     "&Popis=";
	  popupURL +=     popis;
	  
	window.open(popupURL,'Detail', radek);
	}
	


	
	

function kontrolamail(formular){
 
     if (formular.email.value==""){
    alert("Vyplnte prosim e-mail.");
    formular.email.focus();
    return false;
    }
      else if (window.RegExp){
      re = new RegExp("^[^@]+@[^.]+\..+$");
      if (!re.test(formular.email.value)){
       alert("Zadany text zrejme neni spravnou adresou elektronicke posty.");
       formular.email.focus();
       return false;
       }
    }
    
    
    else
    return true;
    
    }