$(document).ready(function(){
	$(function(){
	  $("a[rel^='lightbox']").lightbox();
	});
	
/* topmenu onmouse */
	$(".top-li").hover(function() {
    vystredSubmenu = ($(this).find(".sub-menu").width()/2)*-1;
		$(this).find(".sub-menu").css("margin-left", vystredSubmenu).slideDown("normal");
  },
  function() {
    $(this).find(".sub-menu").slideUp("fast");
  });
/* tabulka - radky na stridacku */
	$(function() { 
		$(".text table").each(function() {
			$(this).find("tr:even").addClass("licha");
		});
	});
	
});

function Otevri(item) {
	if (document.getElementById("a"+item)) {
   obj=document.getElementById("a"+item);
   obj2=document.getElementById("kat"+item);
   visible=(obj.style.display!="none");
   if (visible) {
     obj.style.display="none";
     obj2.style.backgroundImage="url(../pics/left-menu-close.gif)";
   } else {
      obj.style.display="block";
      obj2.style.backgroundImage="url(../pics/left-menu-open.gif)";
   }
  }
}

re = /^[^.]+(\.[^.]+)*@([^.]+[.])+[a-z]{2,4}$/;