// JavaScript Document

function getIndex(objectName, value) {
	object = document.getElementById(objectName);
	for (var i = 0; i < object.options.length; i++) {
		if (object.options[i].value == value) {
			return i;
		}
	}
	alert ('Identyfikator "' + value + '" nie został znaleziony!');
}

function swapClasses(objectName, className1, className2) {
	object = document.getElementById(objectName);
	if (object.className == className1) object.className = className2;
	else object.className = className1;
}

function highlightMenuItem(objectName, className1, className2) {
	object = document.getElementById(objectName);
	if (object.className == className1) object.className = className2;
	else object.className = className1;
	
	tmpArray = getElementsByClassName(document, "*", className1);
    for (var i = 0; i < tmpArray.length; i++){
		if (tmpArray[i]!=object){
			tmpArray[i].className = className2;
		}
    }
}

function swapClass(objectName, className) {
	object = document.getElementById(objectName);
	object.className = className;
}

function swapVisibility(objectName) {
	object = document.getElementById(objectName);
	if (object.style.display == 'block') object.style.display = 'none';
	else object.style.display = 'block';
}

function swapMenu(objectName1, objectName2) {
	object1 = document.getElementById(objectName1);
	object2 = document.getElementById(objectName2);
	object1.style.display = 'block';
	object2.style.display = 'none';
}

function unfoldmenu(objectName, targetObjectName) {
	swapVisibility(targetObjectName);
	swapClasses(objectName, 'expanded', 'button');
	return false;
}

function hideOthers(className, objectName) {

	tmpArray = getElementsByClassName(document, "*", className);
	object = document.getElementById(objectName);

    for (var i = 0; i < tmpArray.length; i++){
      if (tmpArray[i]!=object){
			tmpArray[i].style.display = 'none';
      }
    }
	
	return false;
}


/*
    Written by Jonathan Snook, http://www.snook.ca/jonathan
    Add-ons by Robert Nyman, http://www.robertnyman.com
*/

function getElementsByClassName(oElm, strTagName, strClassName){
    var arrElements = (strTagName == "*" && oElm.all)? oElm.all : oElm.getElementsByTagName(strTagName);
    var arrReturnElements = new Array();
    strClassName = strClassName.replace(/\-/g, "\\-");
    var oRegExp = new RegExp("(^|\\s)" + strClassName + "(\\s|$)");
    var oElement;
    for(var i=0; i<arrElements.length; i++){
        oElement = arrElements[i];      
        if(oRegExp.test(oElement.className)){
            arrReturnElements.push(oElement);
        }   
    }
    return (arrReturnElements)
}

function popup(popup_address, popup_name) {
	window.open(popup_address, popup_name,'toolbar=no,statusbar=no,location=no,status=no,scrollbars=yes,resizable=yes,width=900,height=500,left=100,top=100')
}

function checkRequired () {
	tmpArray = getElementsByClassName(document, "*", "required");
    for (var i = 0; i < tmpArray.length; i++){
		if (!tmpArray[i].value){
			alert("Wypełnij wszystkie pola oznaczone gwiazdką (*)");
			return false;
		}
    }	
	return true;
}