/*
Tieto tri funkcie pre pracu s "cookies" som vytiahol z kniznice DynAPI a mierne som ich modifikoval. Povodne zdrojaky a celu kniznicu DynAPI najdes na adrese:
http://dynapi.sourceforge.net/dynapi/
*/

function saveCookie(name,value,days) {
	if (days) {
		var date=new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000))
		var expires="; expires="+date.toGMTString()
	} else expires=""
	document.cookie=name+"="+value+expires+"; path=/"
}

function readCookie(name) {
	var nameEQ=name+"="
	var ca=document.cookie.split(';')
	for(var i=0;i<ca.length;i++) {
		var c=ca[i];
		while (c.charAt(0)==' ') c=c.substring(1,c.length)
		if (c.indexOf(nameEQ)==0) return c.substring(nameEQ.length,c.length)
	}
	return null
}

function deleteCookie(name) {
	saveCookie(name,"",-1)
}

function zmena_meny()
{
   var reloadUrl = window.location.href;
   saveCookie("typ_meny","","-1");
   if (document.form1.mena.checked)
     saveCookie("typ_meny","EU","1");
   else
     saveCookie("typ_meny","KC","1");
//   alert("zmena meny !");
   window.location.href = "kosik.php";
}

var hintcontainer = null;

function showhint(obj, txt) {
 if (navigator.userAgent.indexOf("MSIE")==-1)
  {
   if (hintcontainer==null) {
      hintcontainer = document.createElement("div");
      hintcontainer.className="hintstyle";
      document.body.appendChild(hintcontainer);
   }
   obj.onmouseout = hidehint;
   obj.onmousemove=movehint;
//   hintcontainer.innerHTML=txt;
   hintcontainer.innerHTML=obj.alt+txt;
  }
}

function movehint(e) {
    if (!e) e = event; //line for IE compatibility
    hintcontainer.style.top =  (e.clientY+document.body.scrollTop+document.documentElement.scrollTop+2-5)+"px";
    hintcontainer.style.left = (e.clientX+document.body.scrollLeft+document.documentElement.scrollLeft+14-0)+"px";
    hintcontainer.style.display="";
}

function hidehint() {
   hintcontainer.style.display="none";
}