/*
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/

Otestovane a funkcne pod:
- IE5
- Mozilla build 0.9
- NN 4
- NN 6

Nefunkcne pod:
- Opera
*/

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)
}