function markTypes(elm) {
	type = $(elm).attr('tname');
	selected = ($(elm).attr('chosen') == 'false');
	doTypeMarking(type,selected);
}
function doTypeMarking(type,selected) {
	elm = document.getElementById('types_'+ type);
	if(selected) {
		$(elm).attr('src','/imgs/design/epg/markers/'+ type +'Selected.gif');
		$(elm).attr('chosen','true');
		$('img[pType='+type+']').show();
	} else {
		$(elm).attr('src','/imgs/design/epg/markers/'+ type +'.gif');
		$(elm).attr('chosen','false');
		$('img[pType='+type+']').hide();
	}
	//saves the mark for next pageload
	marked = readCookie('markTypes');
	if(marked == null) marked = '1,1,1,1,1,1';
	myTypeMarking = marked.split(',');
	
	switch(type) {
		case 'movie':
			i = 0;
			break;
		case 'serie':
			i = 1;
			break;
		case 'sport':
			i = 2;
			break;
		case 'documentary':
			i = 3;
			break;
		case 'news':
			i = 4;
			break;
		case 'kids':
			i = 5;
			break;
	}
	myTypeMarking[i] = selected?1:0;
	myTypeMarkingString = myTypeMarking.join(',');
	saveCookie('markTypes',myTypeMarking,356);
}
//do marking
function initTypeMarking() {
	marked = readCookie('markTypes');
	if(marked == null) marked = '1,1,1,1,1,1';
	var myTypeMarking = marked.split(',');
	if((myTypeMarking[0]!=1)) doTypeMarking('movie',false);
	if((myTypeMarking[1]!=1)) doTypeMarking('serie',false);
	if((myTypeMarking[2]!=1)) doTypeMarking('sport',false);
	if((myTypeMarking[3]!=1)) doTypeMarking('documentary',false);
	if((myTypeMarking[4]!=1)) doTypeMarking('news',false);
	if((myTypeMarking[5]!=1)) doTypeMarking('kids',false);
}
initTypeMarking();

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 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);
}


/**
 * Counts a like (or dislike) for logged in user.
 * Must be called for a container that can have added the class ui-state-highlight if liked or removed the class ui-state-highlight if not like anymore
 * 
 * @param int id of program to like (or dislike if user already likes it)
**/ 
function like(id, buttonElm) {
	$(buttonElm).find('img').attr('src', '/imgs/icons/loading.gif');
	
	$.post('/scripts/epg/like.php', {id:id}, function(res) {
		if(isNaN(res)) {
			alert(res);
		} else {
			if(res == -1) {
				$(buttonElm).find('img').attr('src', '/imgs/icons/like.png');
				$(buttonElm).find('a').html("Recommend");
				if(typeof(__ontv_summary) == 'object') {
					if(typeof(__ontv_summary.loaded[id]) == 'object') {
						__ontv_summary.loaded[id].like = "FALSE";
					}
				}
			} else {
				$(buttonElm).find('img').attr('src', '/imgs/icons/likes.png');
				$(buttonElm).find('a').html("Don't recommend");
				if(typeof(__ontv_summary) == 'object') {
					if(typeof(__ontv_summary.loaded[id]) == 'object') {
						__ontv_summary.loaded[id].like = "TRUE";
					}
				}
			}
		}
	});
}