Corresponder
Autor: BLOG DA PROFESSORA LILIÂNES DE MATTOS | Publicado: 2012-06-06T10:12:00-07:00

<?xml version="1.0"?>
       <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "xhtml11.dtd">
       <html xmlns="http://www.w3.org/1999/xhtml"
             xml:lang="en">







 


&#x00C1;gua


<!-- Made with executable version 6.3 Release 0 Build 3 -->

<!-- The following insertion allows you to add your own code directly to this head tag from the configuration screen -->






/* This is the CSS stylesheet used in the exercise. */
/* Elements in square brackets are replaced by data based on configuration settings when the exercise is built. */

/* BeginCorePageCSS */

/* Made with executable version 6.3 Release 0 Build 3 */


/* Hack to hide a nested Quicktime player from IE, which can't handle it. */
* html object.MediaPlayerNotForIE {
 display: none;
}

body{
 font-family: Geneva,Arial,sans-serif;
 background-color: #8080ff;
 color: #0000a0;
 
 margin-right: 5%;
 margin-left: 5%;
 font-size: small;
}

p{
 text-align: left;
 margin: 0px;
 font-size: 100%;
}

table,div,span,td{
 font-size: 100%;
 color: #0000a0;
}

div.Titles{
 padding: 0.5em;;
 text-align: center;
 color: #0000a0;
}

button{
 font-family: Geneva,Arial,sans-serif;
 font-size: 100%;
 display: inline;
}

.ExerciseTitle{
 font-size: 140%;
 color: #0000a0;
}

.ExerciseSubtitle{
 font-size: 120%;
 color: #0000a0;
}

div.StdDiv{
 background-color: #00ffff;
 text-align: center;
 font-size: 100%;
 color: #0000a0;
 padding: 0.5em;
 border-style: solid;
 border-width: 1px 1px 1px 1px;
 border-color: #0000a0;
 margin-bottom: 1px;
}

/* EndCorePageCSS */

.RTLText{
 text-align: right;
 font-size: 150%;
 direction: rtl;
 font-family: "Simplified Arabic", "Traditional Arabic", "Times New Roman", Geneva,Arial,sans-serif; 
}

.CentredRTLText{
 text-align: center;
 font-size: 150%;
 direction: rtl;
 font-family: "Simplified Arabic", "Traditional Arabic", "Times New Roman", Geneva,Arial,sans-serif; 
}

button p.RTLText{
 text-align: center;
}

.RTLGapBox{
 text-align: right;
 font-size: 150%;
 direction: rtl;
 font-family: "Times New Roman", Geneva,Arial,sans-serif;
}

.Guess{
 font-weight: bold;
}

.CorrectAnswer{
 font-weight: bold;
}

div#Timer{
 padding: 0.25em;
 margin-left: auto;
 margin-right: auto;
 text-align: center;
 color: #0000a0;
}

span#TimerText{
 padding: 0.25em;
 border-width: 1px;
 border-style: solid;
 font-weight: bold;
 display: none;
 color: #0000a0;
}

span.Instructions{

}

div.ExerciseText{

}

.FeedbackText, .FeedbackText span.CorrectAnswer, .FeedbackText span.Guess, .FeedbackText span.Answer{
 color: #0000a0;
}

.LeftItem{
 font-size: 100%;
 color: #0000a0;
 text-align: left;
}

.RightItem{
 font-weight: bold;
 font-size: 100%;
 color: #0000a0;
}

span.CorrectMark{

}

input, textarea{
 font-family: Geneva,Arial,sans-serif;
 font-size: 120%;
}

select{
 font-size: 100%;
}

div.Feedback {
 background-color: #8080ff;
 left: 33%;
 width: 34%;
 top: 33%;
 z-index: 1;
 border-style: solid;
 border-width: 1px;
 padding: 5px;
 text-align: center;
 color: #0000a0;
 position: absolute;
 display: none;
 font-size: 100%;
}




div.ExerciseDiv{
 color: #0000a0;
}

/* JMatch flashcard styles */
table.FlashcardTable{
 background-color: transparent;
 color: #0000a0;
 border-color: #0000a0;
 margin-left: 5%;
 margin-right: 5%;
 margin-top: 2em;
 margin-bottom: 2em;
 width: 90%;
 position: relative;
 text-align: center;
 padding: 0px;
}

table.FlashcardTable tr{
 border-style: none;
 margin: 0px;
 padding: 0px;
 background-color: #00ffff;
}

table.FlashcardTable td.Showing{
 font-size: 140%;
 text-align: center;
 width: 50%;
 display: table-cell;
 padding: 2em;
 margin: 0px;
 border-style: solid;
 border-width: 1px;
 color: #0000a0;
 background-color: #00ffff;
}

table.FlashcardTable td.Hidden{
 display: none;
}

/* JMix styles */
div#SegmentDiv{
 margin-top: 2em;
 margin-bottom: 2em;
 text-align: center;
}

a.ExSegment{
 font-size: 120%;
 font-weight: bold;
 text-decoration: none;
 color: #0000a0;
}

span.RemainingWordList{
 font-style: italic;
}

div.DropLine {
 position: absolute;
 text-align: center;
 border-bottom-style: solid;
 border-bottom-width: 1px;
 border-bottom-color: #0000a0;
 width: 80%;
}

/* JCloze styles */

.ClozeWordList{
 text-align: center;
 font-weight: bold;
}

div.ClozeBody{
 text-align: left;
 margin-top: 2em;
 margin-bottom: 2em;
 line-height: 2.0
}

span.GapSpan{
 font-weight: bold;
}

/* JCross styles */

table.CrosswordGrid{
 margin: auto auto 1em auto;
 border-collapse: collapse;
 padding: 0px;
 background-color: #000000;
}

table.CrosswordGrid tbody tr td{
 width: 1.5em;
 height: 1.5em;
 text-align: center;
 vertical-align: middle;
 font-size: 140%;
 padding: 1px;
 margin: 0px;
 border-style: solid;
 border-width: 1px;
 border-color: #000000;
 color: #000000;
}

table.CrosswordGrid span{
 color: #000000;
}

table.CrosswordGrid td.BlankCell{
 background-color: #000000;
 color: #000000;
}

table.CrosswordGrid td.LetterOnlyCell{
 text-align: center;
 vertical-align: middle;
 background-color: #ffffff;
 color: #000000;
 font-weight: bold;
}

table.CrosswordGrid td.NumLetterCell{
 text-align: left;
 vertical-align: top;
 background-color: #ffffff;
 color: #000000;
 padding: 1px;
 font-weight: bold;
}

.NumLetterCellText{
 cursor: pointer;
 color: #000000;
}

.GridNum{
 vertical-align: super;
 font-size: 66%;
 font-weight: bold;
 text-decoration: none;
 color: #000000;
}

.GridNum:hover, .GridNum:visited{
 color: #000000;
}

table#Clues{
 margin: auto;
 vertical-align: top;
}

table#Clues td{
 vertical-align: top;
}

table.ClueList{
  margin: auto;
}

td.ClueNum{
 text-align: right;
 font-weight: bold;
 vertical-align: top;
}

td.Clue{
 text-align: left;
}

div#ClueEntry{
 text-align: left;
 margin-bottom: 1em;
}

/* Keypad styles */

div.Keypad{
 text-align: center;
 display: none; /* initially hidden, shown if needed */
 margin-bottom: 0.5em;
}

div.Keypad button{
 font-family: Geneva,Arial,sans-serif;
 font-size: 120%;
 background-color: #ffffff;
 color: #000000;
 width: 2em;
}

/* JQuiz styles */

div.QuestionNavigation{
 text-align: center;
}

.QNum{
 margin: 0em 1em 0.5em 1em;
 font-weight: bold;
 vertical-align: middle;
}

textarea{
 font-family: Geneva,Arial,sans-serif;
}

.QuestionText{
 text-align: left;
 margin: 0px;
 font-size: 100%;
}

.Answer{
 font-size: 120%;
 letter-spacing: 0.1em;
}

.PartialAnswer{
 font-size: 120%;
 letter-spacing: 0.1em;
 color: #0000a0;
}

.Highlight{
 color: #000000;
 background-color: #ffff00;
 font-weight: bold;
 font-size: 120%;
}

ol.QuizQuestions{
 text-align: left;
 list-style-type: none;
}

li.QuizQuestion{
 padding: 1em;
 border-style: solid;
 border-width: 0px 0px 1px 0px;
}

ol.MCAnswers{
 text-align: left;
 list-style-type: upper-alpha;
 padding: 1em;
}

ol.MCAnswers li{
 margin-bottom: 1em;
}

ol.MSelAnswers{
 text-align: left;
 list-style-type: lower-alpha;
 padding: 1em;
}

div.ShortAnswer{
 padding: 1em;
}

.FuncButton {
 text-align: center;
 border-style: solid;

 border-left-color: #7fffff;
 border-top-color: #7fffff;
 border-right-color: #007f7f;
 border-bottom-color: #007f7f;
 color: #0000a0;
 background-color: #00ffff;

 border-width: 2px;
 padding: 3px 6px 3px 6px;
 cursor: pointer;
}

.FuncButtonUp {
 color: #00ffff;
 text-align: center;
 border-style: solid;

 border-left-color: #7fffff;
 border-top-color: #7fffff;
 border-right-color: #007f7f;
 border-bottom-color: #007f7f;

 background-color: #0000a0;
 color: #00ffff;
 border-width: 2px;
 padding: 3px 6px 3px 6px;
 cursor: pointer;
}

.FuncButtonDown {
 color: #00ffff;
 text-align: center;
 border-style: solid;

 border-left-color: #007f7f;
 border-top-color: #007f7f;
 border-right-color: #7fffff;
 border-bottom-color: #7fffff;
 background-color: #0000a0;
 color: #00ffff;

 border-width: 2px;
 padding: 3px 6px 3px 6px;
 cursor: pointer;
}

/*BeginNavBarStyle*/

div.NavButtonBar{
 background-color: #0000ff;
 text-align: center;
 margin: 2px 0px 2px 0px;
 clear: both;
 font-size: 100%;
}

.NavButton {
 border-style: solid;
 
 border-left-color: #7f7fff;
 border-top-color: #7f7fff;
 border-right-color: #00007f;
 border-bottom-color: #00007f;
 background-color: #0000ff;
 color: #ffffff;

 border-width: 2px;
 cursor: pointer; 
}

.NavButtonUp {
 border-style: solid;

 border-left-color: #7f7fff;
 border-top-color: #7f7fff;
 border-right-color: #00007f;
 border-bottom-color: #00007f;
 color: #0000ff;
 background-color: #ffffff;

 border-width: 2px;
 cursor: pointer; 
}

.NavButtonDown {
 border-style: solid;

 border-left-color: #00007f;
 border-top-color: #00007f;
 border-right-color: #7f7fff;
 border-bottom-color: #7f7fff;
 color: #0000ff;
 background-color: #ffffff;

 border-width: 2px;
 cursor: pointer; 
}

/*EndNavBarStyle*/

a{
 color: #ff0000;
}

a:visited{
 color: #ff0000;
}

a:hover{
 color: #ff0000;
}

div.CardStyle {
 position: absolute;
 font-family: Geneva,Arial,sans-serif;
 font-size: 100%;
 padding: 5px;
 border-style: solid;
 border-width: 1px;
 color: #0000a0;
 background-color: #00ffff;
 left: -50px;
 top: -50px;
 overflow: visible;
}

.rtl{
 text-align: right;
 font-size: 140%;
}






//<![CDATA[

<!--




function Client(){
//if not a DOM browser, hopeless
 this.min = false; if (document.getElementById){this.min = true;};

 this.ua = navigator.userAgent;
 this.name = navigator.appName;
 this.ver = navigator.appVersion;  

//Get data about the browser
 this.mac = (this.ver.indexOf('Mac') != -1);
 this.win = (this.ver.indexOf('Windows') != -1);

//Look for Gecko
 this.gecko = (this.ua.indexOf('Gecko') > 1);
 if (this.gecko){
  this.geckoVer = parseInt(this.ua.substring(this.ua.indexOf('Gecko')+6, this.ua.length));
  if (this.geckoVer < 20020000){this.min = false;}
 }
 
//Look for Firebird
 this.firebird = (this.ua.indexOf('Firebird') > 1);
 
//Look for Safari
 this.safari = (this.ua.indexOf('Safari') > 1);
 if (this.safari){
  this.gecko = false;
 }
 
//Look for IE
 this.ie = (this.ua.indexOf('MSIE') > 0);
 if (this.ie){
  this.ieVer = parseFloat(this.ua.substring(this.ua.indexOf('MSIE')+5, this.ua.length));
  if (this.ieVer < 5.5){this.min = false;}
 }
 
//Look for Opera
 this.opera = (this.ua.indexOf('Opera') > 0);
 if (this.opera){
  this.operaVer = parseFloat(this.ua.substring(this.ua.indexOf('Opera')+6, this.ua.length));
  if (this.operaVer < 7.04){this.min = false;}
 }
 if (this.min == false){
  alert('Your browser may not be able to handle this page.');
 }
 
//Special case for the horrible ie5mac
 this.ie5mac = (this.ie&&this.mac&&(this.ieVer<6));
}

var C = new Client();

//for (prop in C){
// alert(prop + ': ' + C[prop]);
//}



//CODE FOR HANDLING NAV BUTTONS AND FUNCTION BUTTONS

//[strNavBarJS]
function NavBtnOver(Btn){
 if (Btn.className != 'NavButtonDown'){Btn.className = 'NavButtonUp';}
}

function NavBtnOut(Btn){
 Btn.className = 'NavButton';
}

function NavBtnDown(Btn){
 Btn.className = 'NavButtonDown';
}
//[/strNavBarJS]

function FuncBtnOver(Btn){
 if (Btn.className != 'FuncButtonDown'){Btn.className = 'FuncButtonUp';}
}

function FuncBtnOut(Btn){
 Btn.className = 'FuncButton';
}

function FuncBtnDown(Btn){
 Btn.className = 'FuncButtonDown';
}

function FocusAButton(){
 if (document.getElementById('CheckButton1') != null){
  document.getElementById('CheckButton1').focus();
 }
 else{
  if (document.getElementById('CheckButton2') != null){
   document.getElementById('CheckButton2').focus();
  }
  else{
   document.getElementsByTagName('button')[0].focus();
  }
 }
}




//CODE FOR HANDLING DISPLAY OF POPUP FEEDBACK BOX

var topZ = 1000;

function ShowMessage(Feedback){
 var Output = Feedback + '';
 document.getElementById('FeedbackContent').innerHTML = Output;
 var FDiv = document.getElementById('FeedbackDiv');
 topZ++;
 FDiv.style.zIndex = topZ;
 FDiv.style.top = TopSettingWithScrollOffset(30) + 'px';

 FDiv.style.display = 'block';

 ShowElements(false, 'input');
 ShowElements(false, 'select');
 ShowElements(false, 'object');
 ShowElements(true, 'object', 'FeedbackContent');

//Focus the OK button
 setTimeout("document.getElementById('FeedbackOKButton').focus()", 50);
 
//
}

function ShowElements(Show, TagName, ContainerToReverse){
// added third argument to allow objects in the feedback box to appear
//IE bug -- hide all the form elements that will show through the popup
//FF on Mac bug : doesn't redisplay objects whose visibility is set to visible
//unless the object's display property is changed

 //get container object (by Id passed in, or use document otherwise)
 TopNode = document.getElementById(ContainerToReverse);
 var Els;
 if (TopNode != null) {
  Els = TopNode.getElementsByTagName(TagName);
 } else {
  Els = document.getElementsByTagName(TagName);
 }

 for (var i=0; i<Els.length; i++){
  if (TagName == "object") {
   //manipulate object elements in all browsers
   if (Show == true){
    Els[i].style.visibility = 'visible';
    //get Mac FireFox to manipulate display, to force screen redraw
    if (C.mac && C.gecko) {Els[i].style.display = '';}
   }
   else{
    Els[i].style.visibility = 'hidden';
    if (C.mac && C.gecko) {Els[i].style.display = 'none';}
   }
  } 
  else {
   // tagName is either input or select (that is, Form Elements)
   // ie6 has a problem with Form elements, so manipulate those
   if (C.ie) {
    if (C.ieVer < 7) {
     if (Show == true){
      Els[i].style.visibility = 'visible';
     }
     else{
      Els[i].style.visibility = 'hidden';
     }
    }
   }
  }
 }
}



function HideFeedback(){
 document.getElementById('FeedbackDiv').style.display = 'none';
 ShowElements(true, 'input');
 ShowElements(true, 'select');
 ShowElements(true, 'object');
 if (Finished == true){
  Finish();
 }
}


//GENERAL UTILITY FUNCTIONS AND VARIABLES

//PAGE DIMENSION FUNCTIONS
function PageDim(){
//Get the page width and height
 this.W = 600;
 this.H = 400;
 this.W = document.getElementsByTagName('body')[0].clientWidth;
 this.H = document.getElementsByTagName('body')[0].clientHeight;
}

var pg = null;

function GetPageXY(El) {
 var XY = {x: 0, y: 0};
 while(El){
  XY.x += El.offsetLeft;
  XY.y += El.offsetTop;
  El = El.offsetParent;
 }
 return XY;
}

function GetScrollTop(){
 if (typeof(window.pageYOffset) == 'number'){
  return window.pageYOffset;
 }
 else{
  if ((document.body)&&(document.body.scrollTop)){
   return document.body.scrollTop;
  }
  else{
   if ((document.documentElement)&&(document.documentElement.scrollTop)){
    return document.documentElement.scrollTop;
   }
   else{
    return 0;
   }
  }
 }
}

function GetViewportHeight(){
 if (typeof window.innerHeight != 'undefined'){
  return window.innerHeight;
 }
 else{
  if (((typeof document.documentElement != 'undefined')&&(typeof document.documentElement.clientHeight !=
     'undefined'))&&(document.documentElement.clientHeight != 0)){
   return document.documentElement.clientHeight;
  }
  else{
   return document.getElementsByTagName('body')[0].clientHeight;
  }
 }
}

function TopSettingWithScrollOffset(TopPercent){
 var T = Math.floor(GetViewportHeight() * (TopPercent/100));
 return GetScrollTop() + T; 
}

//CODE FOR AVOIDING LOSS OF DATA WHEN BACKSPACE KEY INVOKES history.back()
var InTextBox = false;

function SuppressBackspace(e){ 
 if (InTextBox == true){return;}
 if (C.ie) {
  thisKey = window.event.keyCode;
 }
 else {
  thisKey = e.keyCode;
 }

 var Suppress = false;

 if (thisKey == 8) {
  Suppress = true;
 }

 if (Suppress == true){
  if (C.ie){
   window.event.returnValue = false; 
   window.event.cancelBubble = true;
  }
  else{
   e.preventDefault();
  }
 }
}

if (C.ie){
 document.attachEvent('onkeydown',SuppressBackspace);
 window.attachEvent('onkeydown',SuppressBackspace);
}
else{
 if (window.addEventListener){
  window.addEventListener('keypress',SuppressBackspace,false);
 }
}

function ReduceItems(InArray, ReduceToSize){
 var ItemToDump=0;
 var j=0;
 while (InArray.length > ReduceToSize){
  ItemToDump = Math.floor(InArray.length*Math.random());
  InArray.splice(ItemToDump, 1);
 }
}

function Shuffle(InArray){
 var Num;
 var Temp = new Array();
 var Len = InArray.length;

 var j = Len;

 for (var i=0; i<Len; i++){
  Temp[i] = InArray[i];
 }

 for (i=0; i<Len; i++){
  Num = Math.floor(j  *  Math.random());
  InArray[i] = Temp[Num];

  for (var k=Num; k < (j-1); k++) {
   Temp[k] = Temp[k+1];
  }
  j--;
 }
 return InArray;
}

function WriteToInstructions(Feedback) {
 document.getElementById('InstructionsDiv').innerHTML = Feedback;

}




function EscapeDoubleQuotes(InString){
 return InString.replace(/"/g, '&quot;')
}

function TrimString(InString){
        var x = 0;

        if (InString.length != 0) {
                while ((InString.charAt(InString.length - 1) == '\u0020') || (InString.charAt(InString.length - 1) == '\u000A') || (InString.charAt(InString.length - 1) == '\u000D')){
                        InString = InString.substring(0, InString.length - 1)
                }

                while ((InString.charAt(0) == '\u0020') || (InString.charAt(0) == '\u000A') || (InString.charAt(0) == '\u000D')){
                        InString = InString.substring(1, InString.length)
                }

                while (InString.indexOf('  ') != -1) {
                        x = InString.indexOf('  ')
                        InString = InString.substring(0, x) + InString.substring(x+1, InString.length)
                 }

                return InString;
        }

        else {
                return '';
        }
}

function FindLongest(InArray){
 if (InArray.length < 1){return -1;}

 var Longest = 0;
 for (var i=1; i<InArray.length; i++){
  if (InArray[i].length > InArray[Longest].length){
   Longest = i;
  }
 }
 return Longest;
}

//UNICODE CHARACTER FUNCTIONS
function IsCombiningDiacritic(CharNum){
 var Result = (((CharNum >= 0x0300)&&(CharNum <= 0x370))||((CharNum >= 0x20d0)&&(CharNum <= 0x20ff)));
 Result = Result || (((CharNum >= 0x3099)&&(CharNum <= 0x309a))||((CharNum >= 0xfe20)&&(CharNum <= 0xfe23)));
 return Result;
}

function IsCJK(CharNum){
 return ((CharNum >= 0x3000)&&(CharNum < 0xd800));
}

//SETUP FUNCTIONS
//BROWSER WILL REFILL TEXT BOXES FROM CACHE IF NOT PREVENTED
function ClearTextBoxes(){
 var NList = document.getElementsByTagName('input');
 for (var i=0; i<NList.length; i++){
  if ((NList[i].id.indexOf('Guess') > -1)||(NList[i].id.indexOf('Gap') > -1)){
   NList[i].value = '';
  }
  if (NList[i].id.indexOf('Chk') > -1){
   NList[i].checked = '';
  }
 }
}

//EXTENSION TO ARRAY OBJECT
function Array_IndexOf(Input){
 var Result = -1;
 for (var i=0; i<this.length; i++){
  if (this[i] == Input){
   Result = i;
  }
 }
 return Result;
}
Array.prototype.indexOf = Array_IndexOf;

//IE HAS RENDERING BUG WITH BOTTOM NAVBAR
function RemoveBottomNavBarForIE(){
 if ((C.ie)&&(document.getElementById('Reading') != null)){
  if (document.getElementById('BottomNavBar') != null){
   document.getElementById('TheBody').removeChild(document.getElementById('BottomNavBar'));
  }
 }
}




//HOTPOTNET-RELATED CODE

var HPNStartTime = (new Date()).getTime();
var SubmissionTimeout = 30000;
var Detail = ''; //Global that is used to submit tracking data

function Finish(){
//If there's a form, fill it out and submit it
 if (document.store != null){
  Frm = document.store;
  Frm.starttime.value = HPNStartTime;
  Frm.endtime.value = (new Date()).getTime();
  Frm.mark.value = Score;
  Frm.detail.value = Detail;
  Frm.submit();
 }
}



function Card(ID, OverlapTolerance){
 this.elm=document.getElementById(ID);
 this.name=ID;
 this.css=this.elm.style;
 this.elm.style.left = 0 +'px';
 this.elm.style.top = 0 +'px';
 this.HomeL = 0;
 this.HomeT = 0;
 this.tag=-1;
 this.index=-1;
 this.OverlapTolerance = OverlapTolerance;
}

function CardGetL(){return parseInt(this.css.left)}
Card.prototype.GetL=CardGetL;

function CardGetT(){return parseInt(this.css.top)}
Card.prototype.GetT=CardGetT;

function CardGetW(){return parseInt(this.elm.offsetWidth)}
Card.prototype.GetW=CardGetW;

function CardGetH(){return parseInt(this.elm.offsetHeight)}
Card.prototype.GetH=CardGetH;

function CardGetB(){return this.GetT()+this.GetH()}
Card.prototype.GetB=CardGetB;

function CardGetR(){return this.GetL()+this.GetW()}
Card.prototype.GetR=CardGetR;

function CardSetL(NewL){this.css.left = NewL+'px'}
Card.prototype.SetL=CardSetL;

function CardSetT(NewT){this.css.top = NewT+'px'}
Card.prototype.SetT=CardSetT;

function CardSetW(NewW){this.css.width = NewW+'px'}
Card.prototype.SetW=CardSetW;

function CardSetH(NewH){this.css.height = NewH+'px'}
Card.prototype.SetH=CardSetH;

function CardInside(X,Y){
 var Result=false;
 if(X>=this.GetL()){if(X<=this.GetR()){if(Y>=this.GetT()){if(Y<=this.GetB()){Result=true;}}}}
 return Result;
}
Card.prototype.Inside=CardInside;

function CardSwapColours(){
 var c=this.css.backgroundColor;
 this.css.backgroundColor=this.css.color;
 this.css.color=c;
}
Card.prototype.SwapColours=CardSwapColours;

function CardHighlight(){
 this.css.backgroundColor='#0000a0';
 this.css.color='#00ffff';
}
Card.prototype.Highlight=CardHighlight;

function CardUnhighlight(){
 this.css.backgroundColor='#00ffff';
 this.css.color='#0000a0';
}
Card.prototype.Unhighlight=CardUnhighlight;

function CardOverlap(OtherCard){
 var smR=(this.GetR()<(OtherCard.GetR()+this.OverlapTolerance))? this.GetR(): (OtherCard.GetR()+this.OverlapTolerance);
 var lgL=(this.GetL()>OtherCard.GetL())? this.GetL(): OtherCard.GetL();
 var HDim=smR-lgL;
 if (HDim<1){return 0;}
 var smB=(this.GetB()<OtherCard.GetB())? this.GetB(): OtherCard.GetB();
 var lgT=(this.GetT()>OtherCard.GetT())? this.GetT(): OtherCard.GetT();
 var VDim=smB-lgT;
 if (VDim<1){return 0;}
 return (HDim*VDim); 
}
Card.prototype.Overlap=CardOverlap;

function CardDockToR(OtherCard){
 this.SetL(OtherCard.GetR() + 5);
 this.SetT(OtherCard.GetT());
}

Card.prototype.DockToR=CardDockToR;

function CardSetHome(){
 this.HomeL=this.GetL();
 this.HomeT=this.GetT();
}
Card.prototype.SetHome=CardSetHome;

function CardGoHome(){
 this.SetL(this.HomeL);
 this.SetT(this.HomeT);
}

Card.prototype.GoHome=CardGoHome;

//Fix for 6.2.5.2: avoid image dragging problem in draggable cards
function CardSetHTML(HTML){
 this.elm.innerHTML = HTML;
 var DragImgs = this.elm.getElementsByTagName('img');
 if (DragImgs.length > 0){
  for (var i=0; i<DragImgs.length; i++){
   DragImgs[i]. onmousedown = function(){return false;}
  }
 }
}

Card.prototype.SetHTML = CardSetHTML;

function doDrag(e) {
 if (CurrDrag == -1) {return};
 if (C.ie){var Ev = window.event}else{var Ev = e}
 var difX = Ev.clientX-window.lastX; 
 var difY = Ev.clientY-window.lastY; 
 var newX = DC[CurrDrag].GetL()+difX; 
 var newY = DC[CurrDrag].GetT()+difY; 
 DC[CurrDrag].SetL(newX); 
 DC[CurrDrag].SetT(newY);
 window.lastX = Ev.clientX; 
 window.lastY = Ev.clientY; 
 return false;
} 

function beginDrag(e, DragNum) { 
 CurrDrag = DragNum;
 if (C.ie){
  var Ev = window.event;
  document.onmousemove=doDrag;
  document.onmouseup=endDrag;
 }
 else{
  var Ev = e;
  window.onmousemove=doDrag; 
  window.onmouseup=endDrag;
 } 
 DC[CurrDrag].Highlight();
 topZ++;
 DC[CurrDrag].css.zIndex = topZ;
 window.lastX=Ev.clientX; 
 window.lastY=Ev.clientY;
 return false;  
} 

function endDrag(e) { 
 if (CurrDrag == -1) {return};
 DC[CurrDrag].Unhighlight();
 if (C.ie){document.onmousemove=null}else{window.onmousemove=null;}
 onEndDrag(); 
 CurrDrag = -1;
//Need a bugfix for Opera focus problem here
 if (C.opera){FocusAButton();}
 return true;
} 

var CurrDrag = -1;
var topZ = 100;






//JMATCH-SPECIFIC CORE JAVASCRIPT CODE

var CorrectResponse = 'Correto! Bom trabalho.';
var IncorrectResponse = 'Que pena! Tente outra vez. Os pares incorretos foram removidos.';
var YourScoreIs = 'A sua pontua&#x00E7;&#x00E3;o &#x00E9;: ';
var DivWidth = 600; //default value
var FeedbackWidth = 200; //default
var ExBGColor = '#00ffff';
var PageBGColor = '#8080ff';
var TextColor = '#0000a0';
var TitleColor = '#0000a0';
var Penalties = 0;
var Score = 0;
var TimeOver = false;
var Locked = false;
var ShuffleQs = false;
var QsToShow = 4;

var DragWidth = 200;
var LeftColPos = 100;
var RightColPos = 500;
var DragTop = 120;
var Finished = false;
var AnswersTried = '';

//Fixed and draggable card arrays
FC = new Array();
DC = new Array();

function onEndDrag(){ 
//Is it dropped on any of the fixed cards?
 var Docked = false;
 var DropTarget = DroppedOnFixed(CurrDrag);
 if (DropTarget > -1){
//If so, send home any card that is currently docked there
  for (var i=0; i<DC.length; i++){
   if (DC[i].tag == DropTarget+1){
    DC[i].GoHome();
    DC[i].tag = 0;
    D[i][2] = 0;
   }
  }
//Dock the dropped card
  DC[CurrDrag].DockToR(FC[DropTarget]);
  D[CurrDrag][2] = F[DropTarget][1];
  DC[CurrDrag].tag = DropTarget+1;
  Docked = true;
 }

 if (Docked == false){
  DC[CurrDrag].GoHome();
  DC[CurrDrag].tag = 0;
  D[CurrDrag][2] = 0;
 }
} 

function DroppedOnFixed(DNum){
 var Result = -1;
 var OverlapArea = 0;
 var Temp = 0;
 for (var i=0; i<FC.length; i++){
  Temp = DC[DNum].Overlap(FC[i]);
  if (Temp > OverlapArea){
   OverlapArea = Temp;
   Result = i;
  }
 }
 return Result;
}


function StartUp(){







//Calculate page dimensions and positions
 pg = new PageDim();
 DivWidth = Math.floor((pg.W*4)/5);
 DragWidth = Math.floor((DivWidth*3)/10);
 LeftColPos = Math.floor(pg.W/15);
 RightColPos = pg.W - (DragWidth + LeftColPos);
 DragTop = parseInt(document.getElementById('CheckButtonDiv').offsetHeight) + parseInt(document.getElementById('CheckButtonDiv').offsetTop) + 10;

 if (C.ie){
  DragTop += 15;
 }
 
//Reduce array if required
 if (QsToShow < F.length){
  ReduceItems2();
 }
 
//Shuffle the left items if required
 if (ShuffleQs == true){
  F = Shuffle(F);
 }

//Shuffle the items on the right
 D = Shuffle(D);

 var CurrTop = DragTop;
 var TempInt = 0;
 var DropHome = 0;
 var Widest = 0;
 var CardContent = '';
 for (var i=0; i<F.length; i++){
  CardContent = F[i][0];
  FC[i] = new Card('F' + i, 10);
  FC[i].elm.innerHTML = CardContent; 
  if (FC[i].GetW() > Widest){
   Widest = FC[i].GetW();
  }
 }
 if (Widest > DragWidth){Widest = DragWidth;}

 CurrTop = DragTop;

 DragWidth = Math.floor((DivWidth-Widest)/2) - 24;
 RightColPos = DivWidth + LeftColPos - (DragWidth + 14);
 var Highest = 0;
 var WidestRight = 0;

 for (i=0; i<D.length; i++){
  DC[i] = new Card('D' + i, 10);
  CardContent = D[i][0];
  
//Fix for 6.2.5.2 problem with dragging images.
  DC[i].SetHTML(CardContent);
  //DC[i].elm.innerHTML = CardContent;  //old version
  if (DC[i].GetW() > DragWidth){DC[i].SetW(DragWidth);}
  DC[i].css.cursor = 'move';
  DC[i].css.backgroundColor = '#00ffff';
  DC[i].css.color = '#0000a0';
  TempInt = DC[i].GetH();
  if (TempInt > Highest){Highest = TempInt;}
  TempInt = DC[i].GetW();
  if (TempInt > WidestRight){WidestRight = TempInt;}
 }

//Fix for 6.2: the reduction by 12 seems to be required -- no idea why!
 var HeightToSet = Highest-12;
 var WidthToSet = WidestRight-12;

 for (i=0; i<D.length; i++){
  DC[i].SetT(CurrTop);
  DC[i].SetL(RightColPos);
  if (DC[i].GetH() < Highest){
   DC[i].SetH(HeightToSet);
  }
  if (DC[i].GetW() < WidestRight){
   DC[i].SetW(WidthToSet);
  }
  DC[i].SetHome();
  DC[i].tag = -1;
  CurrTop = CurrTop + DC[i].GetH() + 5;
 }

 CurrTop = DragTop;

 for (var i=0; i<F.length; i++){
  FC[i].SetW(Widest);
  if (FC[i].GetH() < Highest){
   FC[i].SetH(HeightToSet);
  }
  FC[i].SetT(CurrTop);
  FC[i].SetL(LeftColPos);
  FC[i].SetHome();
  TempInt = FC[i].GetH();
  CurrTop = CurrTop + TempInt + 5;
 }


//Slide any elements that should be in position over
 for (i=0; i<D.length; i++){
  if (D[i][2] > 0){
   DC[i].tag = D[i][1];
   D[i][2] = D[i][1];
   var TopChange = 0;
//Find the right target element
   var TargItem = -1;
   for (var j=0; j<F.length; j++){
    if (F[j][1] == D[i][1]){
     TargItem = j;
    }
   }
   var TargetLeft = FC[TargItem].GetR() + 5;
   var TargetTop = FC[TargItem].GetT();

   if (TargetTop < DC[i].GetT()){
    TopChange = -1;
   }
   else {
    if (TargetTop > DC[i].GetT()){
     TopChange = 1;
    }
   }
   Slide(i, TargetLeft, TargetTop, TopChange);
   D[i][2] = F[TargItem][1];
   DC[i].tag = TargItem+1;
  }
 }


}


function Slide(MoverNum, TargL, TargT, TopChange){
 var TempInt = DC[MoverNum].GetL();
 if (TempInt > TargL){
  DC[MoverNum].SetL(TempInt - 5);
 }
 TempInt = DC[MoverNum].GetT();
 if (TempInt != TargT){
  DC[MoverNum].SetT(TempInt + TopChange);
 }
 if ((DC[MoverNum].GetL() > TargL)||(DC[MoverNum].GetT() != TargT)){
  setTimeout('Slide('+MoverNum+','+TargL+','+TargT+','+TopChange+')', 1);
 }
 else{
  DC[MoverNum].SetL(TargL);
 }
}


F = new Array();
F[0] = new Array();
F[0][0]='&#x00E1;gua';
F[0][1] = 1;
F[1] = new Array();
F[1][0]='rio';
F[1][1] = 2;
F[2] = new Array();
F[2][0]='vapor';
F[2][1] = 3;
F[3] = new Array();
F[3][0]='salgada';
F[3][1] = 4;


D = new Array();
D[0] = new Array();
D[0][0]='l&#x00ED;quida';
D[0][1] = 1;
D[0][2] = 1;
D[1] = new Array();
D[1][0]='leito';
D[1][1] = 2;
D[1][2] = 1;
D[2] = new Array();
D[2][0]='vaporiza&#x00E7;&#x00E3;o';
D[2][1] = 3;
D[2][2] = 1;
D[3] = new Array();
D[3][0]='impr&#x00F3;pria';
D[3][1] = 4;
D[3][2] = 1;


function ReduceItems2(){
 var ItemToDump=0;
 var j=0;
 while (F.length > QsToShow){
  ItemToDump = Math.floor(F.length*Math.random());
  for (j=ItemToDump; j<(F.length-1); j++){
   F[j] = F[j+1];
  }
  for (j=ItemToDump; j<(D.length-1); j++){
   D[j] = D[j+1];
  }  
  F.length = F.length-1;
  D.length = D.length-1;
 }
}

function TimerStartUp(){
 setTimeout('StartUp()', 300);
}

function CheckAnswers(){
 if (Locked == true){return;}
//Set the default score and response
 var TotalCorrect = 0;
 Score = 0;
 var Feedback = '';

//for each fixed, check to see if the tag value for the draggable is the same as the fixed
 if (AnswersTried.length > 0){AnswersTried += ' | ';}
 var i, j;
 for (i=0; i<D.length; i++){
  if (i>0){AnswersTried += ',';}
  AnswersTried += D[i][1] + '.' + D[i][2] + '';
  if ((D[i][2] == D[i][1])&&(D[i][2] > 0)){
   TotalCorrect++;
  }
  else{
//Change made for version 6.0.3.41: don't send wrong items home, 
//show them in a more conspicuous way.
//   DC[i].GoHome();
    DC[i].SetL(DC[i].GetL() + 10);
    DC[i].Highlight();
  }
 }

 Score = Math.floor((100*(TotalCorrect-Penalties))/F.length);

 var AllDone = false;

 if (TotalCorrect == F.length) {
  AllDone = true;
 }

 if (AllDone == true){
  Feedback = YourScoreIs + ' ' + Score + '%.';
  ShowMessage(Feedback + '' + CorrectResponse);
 }
 else {
  Feedback = YourScoreIs + ' ' + Score + '%.' + '' + IncorrectResponse;
  ShowMessage(Feedback);
  Penalties++; // Penalty for inaccurate check
 }
//If the exercise is over, deal with that
 if ((AllDone == true)||(TimeOver == true)){


  TimeOver = true;
  Locked = true;
  Finished = true;
  setTimeout('Finish()', SubmissionTimeout);
  WriteToInstructions(Feedback);
 }

}









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