// JavaScript Document

var maxIndex = 100;
function previewFront(){

	var lessons = new Array();

	for(var i = 0; i < 6; i++){
		if(document.forms["frontForm"+i].LID.value != "")
			lessons[i] = document.forms["frontForm"+i].LID.value;
		else
			lessons[i] = document.getElementById("LessonField"+i).innerHTML;
	}


	var url = "/manager/pages/frontpagepreview.php?preview=" + lessons[0] + "," + lessons[1] + "," + lessons[2] + "," + lessons[3] + "," + lessons[4] + "," + lessons[5];

	for(var i = 0; i < 4; i++) {
		url += "&comTitle" + i + "=" + escape(document.getElementById("formComTitle"+i).value);
		url += "&comUrl" + i + "=" + escape(document.getElementById("formComUrl"+i).value);
		url += "&comType" + i + "=" + escape(document.getElementById("formComType"+i).value);
		url += "&comDescr" + i + "=" + escape(document.getElementById("formComDescr"+i).value);
	}

	window.open(url, "Preview", "width=760, height=560, scrollbars=yes, resizable=yes");
}


function sqlMaker(what) {
	
	if(what == "sqlCond11") {
		var selected = document.getElementById("sqlCond11").value;
		document.getElementById("sqlCond13LessonType").style.display = "none";
		document.getElementById("sqlCond13Technique").style.display = "none";
		document.getElementById("sqlCond13MusicCategory").style.display = "none";
		document.getElementById("sqlAdd1").style.display = "none";
		if(selected != ""){
			document.getElementById("sqlCond13"+selected).style.display = "inline";
			document.getElementById("sqlAdd1").style.display = "inline";
		}
	}else if(what == "add1") {
		if(sqlMaker("check"))
			document.getElementById("formSQL").value = document.getElementById("formSQL").value + document.getElementById("sqlCond11").value + " = " + document.getElementById("sqlCond13"+document.getElementById("sqlCond11").value).value + " ";
	}else if(what == "addAnd") {
		document.getElementById("formSQL").value = document.getElementById("formSQL").value + "AND" + " ";
	}else if(what == "addOr") {
		document.getElementById("formSQL").value = document.getElementById("formSQL").value + "OR ";
	}else if(what == "check") {
		var last3 = document.getElementById("formSQL").value.substring(document.getElementById("formSQL").value.length-4);
		if(last3 == "AND " || last3 == " OR " || last3 == "ERE "){
			return true;
		}else{
			alert("Please choose an ANR/OR operator!");
			return false;
		}
	}
}

function popup(url, width, height) {
	window.open(url, '', 'scrollbars=no,menubar=no,height='+height+',width='+width+',resizable=yes,toolbar=no,location=no,status=no');
}

function toggleMore(who) {
	if(document.getElementById(who).style.display == "" || document.getElementById(who).style.display == "none") {
		document.getElementById(who).style.display = "block";
		document.getElementById(who+"Link").innerHTML = "Show less";
	}else{
		document.getElementById(who).style.display = "none";
		document.getElementById(who+"Link").innerHTML = "Show more";
	}
}

function toggleInput(id) {
	if(document.getElementById(id).value == "new") {
		document.getElementById(id+"New").style.visibility = "visible";
		document.getElementById(id+"New").focus();
	}else{
		document.getElementById(id+"New").style.visibility = "hidden";
	}

}

function getAjax(path, target) {
	new Ajax.Request(path,
		{
			method:'get',
			onSuccess: function(transport){
		  		document.getElementById(target).innerHTML = transport.responseText;
			},
		onFailure: function(){ alert('Something went wrong. Please, try again later.') }
	});
}

function toggleListItem(id) {

	var listRow = document.getElementById("listViewDetails"+id);
	var arrow = document.getElementById("listViewArrow"+id);
	if (listRow.style.display == "none" || listRow.style.display == ""){
		listRow.style.display = "block";
		arrow.src="img/arrowdown.gif";
		document.getElementById("listViewThumb"+id).src = document.getElementById("listViewThumb"+id).alt;
	}else{
		listRow.style.display = "none";
		arrow.src="img/arrowright.gif";
	}
}

function toggleMoreLessons(id) {
	var target = document.getElementById("moreLessons"+id);
	
	target.style.zIndex = maxIndex;
	maxIndex++;
	
	if(target.style.display == "none" || target.style.display == "") {
		target.style.display = "block";
	}else{
		target.style.display = "none";
	}
}

function chooseLesson(id, lesson, ref, lesson){	
	dynamicAjax("/managerpublic/plannerajax.php", "ref="+ref+"&i="+id+"&lesson="+lesson, "plannerContent");
}

//function goFilter(filter, tag) {
//	document.getElementById(filter).value = tag;
//	document.getElementById("filterForm").submit();
//}

function toggleRelated() {
	if(document.getElementById("relatedDiv").style.display == "none" || document.getElementById("relatedDiv").style.display == "") {
		document.getElementById("relatedDiv").style.display = "block";
		document.getElementById("relatedLink").innerHTML = "Hide related lessons";
	}else{
		document.getElementById("relatedDiv").style.display = "none";
		document.getElementById("relatedLink").innerHTML = "Show related lessons";
	}

}