function checkquest() {
    var arrPs = document.getElementsByTagName("p");
    for(i = 0; i < arrPs.length; i++){
        var lenChild = arrPs[i].childNodes.length;
        if(lenChild>2){
            nn = arrPs[i].childNodes[0];
            if(nn.nodeType == 3){
                if(nn.nodeValue.substring(0,4)=="[Q01"){
                    var qid = "q" + i;
                    newlink = document.createElement('a');
                    newlink.setAttribute('href', "javascript:showdiv('"+qid+"');");
                    str_question = nn.nodeValue.substring(5, nn.nodeValue.length-2);
                    tn = document.createTextNode(str_question);
                    newlink.appendChild(tn);
                    nn.parentNode.replaceChild(newlink, nn);

                    n2 = arrPs[i].childNodes[2];
                    newspan = document.createElement('span');
                    newspan.style.display="none";
                    newspan.id = qid;
                    str_question = n2.nodeValue.substring(5, n2.nodeValue.length-2);
                    tn = document.createTextNode(str_question);
                    newspan.appendChild(tn);
                    n2.parentNode.replaceChild(newspan, n2);
                }
            }
        }
    }
}



function showdiv(id) {
    //safe function to show an element with a specified id
    if (document.getElementById) { // DOM3 = IE5, NS6
        document.getElementById(id).style.display = 'block';
    }
    else {
        if (document.layers) { // Netscape 4
            document.id.display = 'block';
        }
        else { // IE 4
            document.all.id.style.display = 'block';
        }
    }
}