// Grammar Monster © | Copyright Registration Number: 226604 | All rights reserved  

selec = new Array (3)
correct = new Array (100)
selec[1] = " | The #MTV =M.T.V. party hired the JCBs. | It was signed yesterday; #i.e. =e.g. not on Friday. | Leave =Dr. #Dr Cox to write up the patient's notes. | France colonised the islands in #AD 1893 =1893 AD. | The M.D. needs the #P.C.s =P.C.s. urgently. | The church was built in #400 CE =CE 400 according to the guide. "
selec[2] = "| The #BBC =B.B.C. and ITV are competing for Saturday viewers like never before. | He cannot eat citrus fruits, #e.g. =i.e. oranges and lemons, for two months after the operation. | I would even question whether that is #Prof. =Prof Munro's signature. | The procedures for =M.O.T.s. #M.O.T.s of all the models are detailed in the brochure. | Augustus fought to avenge Caesar and in #31 BC =BC 31 defeated Antony and Cleopatra at the Battle of Actium. He died in #AD 14 =14 AD. " 

correct[11] = "The MTV party hired the JCBs.#Either use full stops in abbreviations or do not. Be consistent.  This is the best answer as there are no full stops in either MTV or JCBs."
correct[12] = "It was signed yesterday; i.e. not on Friday.#The abbreviation <font color=yellow>e.g.</font> means <font color=yellow>for example</font>. Whereas, <font color=yellow>i.e.</font> means <font color=yellow>in other words</font> or <font color=yellow>that is to say</font>. Be sure to use the correct one."
correct[13] = "Leave Dr Cox to write up the patient's notes.#There is no full stop at the end of a contraction if the last letter is the same as the last letter of the whole word.  The letter <font color=yellow>r</font> is the last letter of <font color=yellow>Dr</font> and <font color=yellow>Doctor</font> - no full stop."
correct[14] = "France colonised the islands<br>in AD 1893.#AD is written before the year. BC is written after the year."
correct[15] = "The M.D. needs the P.C.s urgently.#Either use full stops in abbreviations or do not. Be consistent. There is no full stop after the small <font color=yellow>s</font> used to show plural."
correct[16] = "The church was built in 400 CE.#CE and BCE can be used to cater for religious diversity. They mean <font color=yellow>Common Era</font> (AD) and <font color=yellow>Before Common Era</font> (BC). They are both written after the date."

correct[21] = "The BBC and ITV are competing...#Either use full stops in abbreviations or do not. Be consistent.  This is the best answer as there are no full stops in either BBC or ITV."
correct[22] = "He cannot eat citrus fruits, e.g. oranges and lemons, for two months... #The abbreviation <font color=yellow>e.g.</font> means <font color=yellow>for example</font>. Whereas, <font color=yellow>i.e.</font> means <font color=yellow>in other words</font> or <font color=yellow>that is to say</font>. Be sure to use the correct one."
correct[23] = "I would even question whether that is Prof. Munro's signature.#There is no full stop at the end of a contraction if the last letter is the same as the last letter of the whole word.  The letter <font color=yellow>f</font> is not the last letter of <font color=yellow>Professor</font> - full stop required."
correct[24] = "The procedures for M.O.T.s of all the models...#There is no full stop after the small <font color=yellow>s</font> used to show a plural on an abbreviation."
correct[25] = "Augustus fought to avenge Caesar and in 31 BC defeated Antony and Cleopatra at the Battle of Actium. He died in<br>AD 14. #AD is written before the year. BC is written after the year."
correct[26] = "Augustus fought to avenge Caesar and in 31 BC defeated Antony and Cleopatra at the Battle of Actium. He died in<br>AD 14. #AD is written before the year. BC is written after the year."

ques = 0; var mid = ""

// choose a random sentence

ques = Math.ceil(2*Math.random())

mid = selec[ques]
var len = 0
var i = 0
var sw = 0
var ew = 0
var shw = ""
var wc = 0
var rep = ""
var ges = 0
var shr = 1
var score = 0; var wrong=0; var missed = 0; var total = 0; var tc=0; var totq = 0; var mar = 0; var nding=0; var qu=1
words = new Array (150)
check = new Array (150)
quest = new Array (20)
ans = new Array (150)
for (k = 0; k < 150; k++){check[k]=0}
for (k = 0; k < 150; k++){ans[k]=0}
len=mid.length

// check the text

function text(){
wc=0; qu=1
for (i = 0; i < len; i++){
if (mid.substr(i,1)==" " || mid.substr(i,1)==","){
	ew=i+1; rep=mid.substr(i,1)
	if (mid.substr(sw,1)=="#" || mid.substr(sw,1)=="="){ans[wc]=1; sw++;}
	else {words[wc]=" " + mid.substr(sw, (ew-sw)) + " "}
      if (mid.substr(sw,1)=="|"){words[wc]="<br><br><img src=../images/q"+qu+".gif>&nbsp; ";qu++}
	if (mid.substr(sw-1,1)=="="){ans[wc]=2;}
	if (check[wc]==1 && (ans[wc]==1 || ans[wc]==2)){words[wc]="<span class=curs onclick=sel('" + wc + "') style='background-color: #FFFF00'>" + mid.substr(sw, ((ew-sw)-1)) + "</span>" + rep}
	if (check[wc]==0 && (ans[wc]==1 || ans[wc]==2)){words[wc]="<span class=curs onclick=sel('" + wc + "') style='background-color: #FFFFFF'>" + mid.substr(sw, ((ew-sw)-1)) + "</span>" + rep}
	sw=ew
	wc++
}
}
display()
}


function display(){
shw=""; shr=1; totq=1; mar = 0
for (k = 0; k < wc; k++){
if (ans[k]==1 || ans[k]==2){shw = shw + "<font color=blue>" ; shr++;}
if (nding==1 && (ans[k]==1 || ans[k]==2)){mar = totq + (ques*10); shw = shw + "<span class=curs onclick=showcorrect(" + mar + ",event)>";}
shw = shw + words[k]
if (shr%2==0 && (ans[k]==1 || ans[k]==2)){shw = shw + "/ "}
if ((shr-1)%2==0 && (ans[k]==1 || ans[k]==2)){totq++}
if (nding==1 && (ans[k]==1 || ans[k]==2)){shw = shw + "</span>"}
if (ans[k]==1 || ans[k]==2){shw = shw + "</font>"}
}
document.getElementById('topmsg').innerHTML=shw;
sw=0
}

function sel(a){
chosen = ""; ges = 0; 
if (check[a]==0){check[a]=1; check[(a-1)]=0; a++; check[a]=0}
else {check[a]=0}
for (k = 0; k < wc ; k++){
if (check[k]==1){ges++}
}
document.getElementById('btmmsg').innerHTML="Number of selections: " + ges;

text()
}

function cler(){
for (k = 0; k < wc; k++){check[k]=0}
check[2]=1;sel(2)
text()
}

function showcorrect(a, e){
chosen = correct[(a)]

var posx = 0;
var posy = 0;

  // Get mouse position; IE & FF Compatibility!
  if (e.pageX || e.pageY)
  {
    posx = e.pageX;
    posy = e.pageY;
  }
  else if (e.clientX || e.clientY)
  {
    posx = e.clientX + document.body.scrollLeft
      + document.documentElement.scrollLeft;
    posy = e.clientY + document.body.scrollTop
      + document.documentElement.scrollTop;}

if (posx > 860){posx = 860}

document.getElementById('popup').style.left = parseInt(posx);
document.getElementById('popup').style.top = parseInt(posy);
document.getElementById('popup').style.display = 'block';


document.getElementById('popup').innerHTML="<table border=0 width=321 cellpadding=3 cellspacing=0 background='../images/footer.jpg' style='border: 6px solid #0000FF'><tr><th align=left width=311 style='color:white'><font color=yellow>THE ANSWER</font><br><br>&quot;<span id='toppmsg'></span>&quot; <img border=0 src=../images/bultik.gif width=11 height=11></th><td width=20 align=right valign=top><span onclick='clos()'><img border=0 src=../images/close.gif width=15 height=15></span></td></tr><tr><th align=left colspan=2 style='color: white'><br><font color=yellow>WHY?</font><br><br><span id='bottommsg'></span></th></tr></table>"

len=chosen.indexOf('#')

document.getElementById('toppmsg').innerHTML="<font color=white>" + chosen.substr(0,len) + "</font>";
document.getElementById('bottommsg').innerHTML="<font color=white>" + chosen.substr(len+1, (chosen.length)+1) + "</font>";
}

function clos(){
document.getElementById('popup').innerHTML="";}


// check the text

function look(){
wc=0; score = 0; wrong=0; missed = 0; tc = 0; qu=1
for (i = 0; i < len; i++){
if (mid.substr(i,1)==" " || mid.substr(i,1)==","){
	ew=i+1; rep=mid.substr(i,1)
	if (mid.substr(sw,1)=="#"){ans[wc]=1; sw++; tc++} 
      if (mid.substr(sw,1)=="="){ans[wc]=2; sw++;}
	words[wc]=mid.substr(sw, (ew-sw))
      if (mid.substr(sw,1)=="|"){words[wc]="<br><br><img src=../images/q"+qu+".gif>&nbsp; ";qu++}
	if (check[wc]==1 && ans[wc]==2){words[wc]="<span style='background-color: #FFFF00'>" + mid.substr(sw, ((ew-sw)-1)) + "</span>" + rep + "<img border=0 src=../images/bulxw.gif width=25 height=11> "; wrong++}
	if (check[wc]==0 && check[wc-1]==0 && check[wc+1]==0 && ans[wc]==1){words[wc]="<span style='background-color: #FFCCCC'>" + mid.substr(sw, ((ew-sw)-1)) + "</span>" + rep + "<img border=0 src=../images/bulxw.gif width=25 height=11> "; missed++}
	if (check[wc]==1 && ans[wc]==1){words[wc]="<span style='background-color: #CCFFCC'>" + mid.substr(sw, ((ew-sw)-1)) + "</span>" + rep + "<img border=0 src=../images/bultickw.gif width=25 height=11> "; score++}

	
	sw=ew
	wc++}
}
nding=1; display(); 
total = score -(wrong + missed)
document.getElementById('btmmsg').innerHTML="<table border=0><tr><td><b>Total Selections:</b></td><td width=50 align=center>" + ges + "</td><td></td></tr><tr><td BGCOLOR=#CCFFCC>Correct selections:</td><td align=center>" + score + "</td><td><font color=#999999>(score: "+ score + ")</font></td></tr><tr><td BGCOLOR=#FFFF00>Wrong selections:</td><td align=center>" + wrong + "</td><td><font color=#999999>(score: "+ wrong*-1 + ")</font></td></tr><tr><td BGCOLOR=#FFCCCC>Missed answers:</td><td align=center>" + missed + "</td><td><font color=#999999>(score: "+ missed*-1 + ")</font></td></tr><tr><td><b>Total Score:<b></td><td align=center>" + total + "</td><td><font color=#999999>(highest possible score: " + tc + ")</font></td></tr></table><br><span class=big>Click on the answers for explanations</span>."

document.getElementById('buttons').innerHTML="<input type='button' value='Next Test' style='background-color: #222299; color: #ffffff;' onClick='nexttest()'>"
}

function nexttest(){
mar=0
if (ques==1 && mar ==0){ques=2;mid=selec[2]; mar=1}
if (ques==2 && mar==0){ques=1;mid=selec[1]; mar=1}
for (k = 0; k < 150; k++){check[k]=0; ans[k]=0; words[k]=""}
var sw = 0
var ew = 0
nding = 0
len=mid.length
document.getElementById('popup').innerHTML="&nbsp;";
document.getElementById('btmmsg').innerHTML="<span id='btmmsg' class='mid'>&nbsp;</span>";
document.getElementById('buttons').innerHTML="<input type='button' value='Next test' style='background-color: #222299; color: #ffffff;' onClick='nexttest()'><input type='button' value='Clear my answers' style='background-color:#222299; color: #ffffff;' onclick='cler()'><input type='button' value='Check my answers' style='background-color:GREEN; color: #ffffff;' onclick='look()'>";
text()
}