<!--
// Copyright (c) E.S.Ping 2004. All rights reserved.
function display_header(ary){
document.write("<table summary='table' width='595' border='0'><tr><td class='brow1' align='left'><span class='blue4'>Exercício</span>");
if(ary[2].length){document.write("<br><a class='item' href='"+ary[2]+"'><b>"+ary[1]+"</b></a>");}else{document.write("<br><b>"+ary[1]+"</b>");}
document.write("<br>&nbsp;</td></tr><tr><td class='blue1'>" + ary[3] + "</td></tr></table>");
}
function display(ary){
var i,len=ary.length,flag=true;
document.write("<form action='' name='exercise'><table summary='table' width='595' border='0'>");
for(i=0;i<len;i++){if(flag===true){document.write("<tr><td class='blue1' valign='top' width='4%'>&raquo;</td>");document.write("<td class='brow1' valign='top' width='96%'>");}
flag=(ary[i][0].length)?false:true;document.write(" "+ary[i][1]+" <input type='text' class='mono1' value='' name='Q"+i+"' size='"+ary[i][2]+"' onblur='document.exercise.Q"+i+".value=format_string(document.exercise.Q"+i+".value);'><span class='blue4'><sub>"+(i+1)+"</sub></span> "+ary[i][3]);
if(!ary[i][0].length){document.write("<br>&nbsp;</td></tr>");}}document.write("<tr><td class='blue1' colspan='2'>&nbsp;<br><a href='#' onclick='confirmar(); return false;'><b>Confirmar</b></a> o total das respostas certas.<br><a href='#' onclick='getwrong(); return false;'><b>Ver</b></a> quais as respostas erradas.<br><a href='" + hdr[0] + "'><b>Ver</b></a> todas as respostas da <span class='brow2'><i>GrammarNet</i></span>.<br><a href='#' onclick='limpar(); return false;'><b>Apagar</b></a> todas as respostas introduzidas.</td></tr></table></form>");
}
function confirmar(){
var i,j,k,str,tmp,tmp2,cnt,len=mc.length,ans="";
for(i=0,cnt=0;i<len;i++){str="Q"+i;k=parseInt(mc[i].length)-5;tmp=document.exercise.elements[str].value;if(!nocase.length){tmp=tmp.toLowerCase();}
if(!tmp){if(!ans){ans=(1+i);}else{ans=ans+", "+(1+i);}}tmp2=mc[i][4];if(!nocase.length){tmp2=tmp2.toLowerCase();}
if(k&&tmp){for(j=0;j<=k;j++){tmp2=mc[i][4+j];if(!nocase.length){tmp2=tmp2.toLowerCase();}if(tmp2==tmp){cnt++;break;}}}else if(tmp&&tmp2==tmp){cnt++;}}
if(!ans){alert("Respostas Certas: "+cnt+" de "+len);}else{alert("Respostas Certas: "+cnt+" de "+len+"\nPerguntas por Responder # "+ans);}
}
function getwrong(){
var i,j,k,cnt,str,tmp,tmp2,len=mc.length,ans="",wro="";
for(i=0;i<len;i++){str="Q"+i;k=parseInt(mc[i].length)-5;tmp=document.exercise.elements[str].value;if(!nocase.length){tmp=tmp.toLowerCase();}
if(!tmp){if(!ans){ans=(1+i);}else{ans=ans+", "+(1+i);}}
tmp2=mc[i][4];if(!nocase.length){tmp2=tmp2.toLowerCase();}
if(k&&tmp){for(j=0,cnt=0;j<=k;j++){tmp2=mc[i][4+j];if(!nocase.length){tmp2=tmp2.toLowerCase();}if(tmp2==tmp)cnt++;}
if(!cnt){if(!wro){wro=(1+i);}else{wro=wro+", "+(1+i);}}}
else if(tmp&&tmp2!=tmp){if(!wro){wro=(1+i);}else{wro=wro+", "+(1+i);}}}
if(ans){if(wro)alert("Respostas Erradas # "+wro+"\nPerguntas por Responder # "+ans);else alert("Nenhuma Resposta Errada."+"\nPerguntas por Responder # "+ans);}else{if(wro)alert("Respostas Erradas # "+wro);else alert("Nenhuma Resposta Errada.");}
}
function limpar(){
if(confirm("Deseja realmente apagar as respostas introduzidas?")==false)return;
var i,str,len=mc.length;for(i=0;i<len;i++){str="Q"+i;document.exercise.elements[str].value="";}
}
function isBlank(s){
var i,j=false,len=s.length;
if(!len)return false;for(i=0;i<len;i++){if(s.charAt(i)!=" "){j=true;break;}}
return j;
}
function format_string(s){
if(!s){return s;}
var re=/([\.:,;!\?]\w+)/
var i,p,tmp,flag,n=s.split(/\s+/);s="";
for(i=0;i<n.length;i++){if(isBlank(n[i])&&n[i].length){switch(n[i].charAt(0)){case ".":case ":":case ",":case ";":
case "!":case "?":case "-":s+=n[i];break;default:if(i){switch(n[i-1].charAt(n[i-1].length-1)){case "-":s+=n[i];break;
default:if(s.length){s+=" ";}s+=n[i];break;}}else{if(s.length){s+=" ";}s+=n[i];}break;}}}
tmp=s;s="";for(flag=false;;){p=tmp.search(re);if(flag===true){if(tmp.length){s+=" ";}}else{flag=true;}if(p<0){s+=tmp;break;}s+=tmp.substr(0,(++p));tmp=tmp.substr(p);}
return s;
}
// -->
