function popUp(URL,X,Y) 
{
    day = new Date();
    id = day.getTime();
    eval("page" + id + " = window.open(URL, '" + id + "','toolbar=0,location=0,scrollbars=1,statusbar=0,menubar=0,resizable=0,width='+ X +',height='+ Y +',left = 200,top = 100');");
    
    /* 
        <a href="javascript:popUp('file.xxx')" title='Podrobné informace' 
        target='_blank' -čiste normalni okno
        target='_media' -bez panelu media>
    */
}