var strThisTranslation = "This translation is correct.";
var strNotesOn = "Notes on translation:";
var strTransBy = "Translation by ";
var strPleaseHelp = "Please help us improve the translation.";
var strIHaveMade = "I have made a comment.";
var debug;
var tgt;
var request;
function submitSQL(t){
debug = t['sql'].value.indexOf('--pop')>-1;
t['page'].value = document.location;
t['random'].value = Math.random();
var id = t.getAttribute('name').substring(5);
tgt = document.getElementById('tgt_'+id);
tgt.innerHTML = 'Waiting...';
var url = '/execsql.pl';
if (window.XMLHttpRequest)
request = new XMLHttpRequest();
else if (window.ActiveXObject){
request = new ActiveXObject('Microsoft.XMLHTTP');
if (!request)
request = new ActiveXObject('Msxml2.XMLHTTP');
}
if (request){
request.onreadystatechange=handleResponse;
request.open('POST',url,true);
request.setRequestHeader('Content-Type',
'application/x-www-form-urlencoded; charset=UTF-8');
request.send(encodeForm(t));
}else{
alert('Could not build a request object');
}
function handleResponse(){
if (request.readyState != 4) return;
if (request.status != 200){
tgt.innerHTML = "Request failed: " + request.status+
"
Handled by: "+url;
return;
}
//alert(request.responseText);
if (debug){
msgWindow=window.open("","displayWindow",
"menubar=yes","scrollbars=yes");
if (msgWindow.document.forms.length==0)
msgWindow.document.write
("debug window" +
"");
msgWindow.document.forms[0].elements['a'].value
= request.responseText;
}
if (tgt && tgt.innerHTML)
tgt.innerHTML = request.responseText;
else
alert(request.responseText);
checkAnswer(tgt,id);
}
}
function checkAnswer(tgt,id){
var attempt = document.getElementById('frmres_'+id+'_sql');
var correct = document.getElementById('frmres_'+id+'_answer');
if (!correct || !attempt
||!correct.getElementsByTagName('table')
||!attempt.getElementsByTagName('table')) return;
if ( correct.getElementsByTagName('table').length==0
||attempt.getElementsByTagName('table').length==0) return;
var attTab = attempt.getElementsByTagName('table')
[attempt.getElementsByTagName('table').length-1];
var corTab = correct.getElementsByTagName('table')
[correct.getElementsByTagName('table').length-1];
var rept = document.getElementById('frmres_'+id+'_rept');
if (!rept){
rept = document.createElement('div');
rept.setAttribute('id','frmres_'+id+'_rept');
// rept.innerHTML = 'Error';
// alert(tgt.innerHTML);
tgt.insertBefore(rept,tgt.firstChild);
}
if (debug) alert(rept);
if (attTab.getElementsByTagName('th').length !=
corTab.getElementsByTagName('th').length){
rept.innerHTML = "Wrong Answer. The correct answer has "+
+ corTab.getElementsByTagName('th').length
+ " column(s).";
return;
}
if (attTab.getElementsByTagName('tr').length !=
corTab.getElementsByTagName('tr').length){
rept.innerHTML = "Wrong Answer. The correct answer has "+
+ (corTab.getElementsByTagName('tr').length-1)
+ " row(s).";
return;
}
/* Number of rows and columns are the same */
/* Now build a hash for each row of each */
var corHash = Array();
var attHash = Array();
var wgLine = Array();
fillHash(corHash,corTab);
fillHash(attHash,attTab);
var isGood = 1;
var tr; var i=0;
for (tr in corHash){
if (corHash[tr] != attHash[tr]){
wgLine[i] = 1;
isGood = 0;
}
i++;
}
rept.innerHTML = (isGood)?'Well Done, that is correct.':
'No, that is not right.';
for (tr in wgLine)
attTab.getElementsByTagName('tr')[tr].style.backgroundColor='yellow';
}
function fillHash(hash,tab){
for (var i=0;i"+getStr(i.firstChild)+
"";
}
}
return s;
}