function createCookie(name,value,days) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var 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 eraseCookie(name) {
	createCookie(name,"",-1);
}


function add_to_basket( val ){
	
	var old_values = readCookie( "tootekorv" ); 
	var new_values = add_to_sequence( old_values,  val);
	
	createCookie( "tootekorv", new_values, 7  ); 
	//alert( readCookie( "tootekorv" ) );
	
	document.location.href=document.location.href;
	
}


function remove_from_basket( val ){
	
	var old_values = readCookie( "tootekorv" ); 
	var new_values = remove_from_sequence( old_values,  val);
	
	createCookie( "tootekorv", new_values, 7  ); 
	
	var sURL = unescape(window.location.href);
	window.location.href = sURL;
	
	//alert( readCookie( "tootekorv" ) );
}


function remove_from_sequence(sequence, val){
	
	var arr = sequence.split(",");
	arr.sort(); 
	
	var prev_item = "";
	var ret = "";
	var j = 0;
	
	for (var i in arr) {
		if( prev_item != arr[i] &&  arr[i]!=val ){
			if( i>0 ){
				ret += ",";
			}
			ret += arr[i];
			j++;
		}	
		prev_item = arr[i];
	}
	return ret;
}

function add_to_sequence( sequence, val){
	
	if( sequence == "" || sequence == null){
		return val;
	}
	sequence += "," + val;
	
	var arr = sequence.split(",");
	arr.sort(); 
	
	var prev_item = "";
	var ret = "";
	var j = 0;
	
	for (var i in arr) {
		if( prev_item != arr[i] ){
			if( j>0 ){
				ret += ",";
			}
			ret += arr[i];
			j++;
		}
		prev_item = arr[i];	
	}
	return ret;
}