<!--
function setCurStyleSheet(title, reset) {
    var i, link;
    for(i=0; (link = document.getElementsByTagName("link")[i]); i++) {
        if(link.getAttribute("rel").indexOf("style") != -1 && link.getAttribute("title")) {
            link.disabled = true;
            if(link.getAttribute("title") == title)
                link.disabled = false;
        }
    }
    if (reset == 1) {
        makeCookie("w3c_style", title, 365);
    }
}//setCurStyleSheet()

function makeCookie(name,data,expire) {
  if (expire) {
    var date = new Date();
    date.setTime(date.getTime()+(expire*24*60*60*1000));
    var expires = ";expires="+date.toGMTString();
  }
  else expires = "";
  document.cookie = name+"="+data+expires+";path=/;";
}//function makeCookie()

 function showHideAnswer()
        {
                var numericID = this.id.replace(/[^\d]/g,'');
                var obj = document.getElementById('a' + numericID);
                if(obj.style.display=='block'){
                        obj.style.display='none';
                }else{
                        obj.style.display='block';
                }
        }

        function initShowHideContent()
        {
                var divs = document.getElementsByTagName('DIV');
                for(var no=0;no<divs.length;no++){
                        if(divs[no].className=='question'){
                                divs[no].onclick = showHideAnswer;
                        }

                }
        }

     

}//function showHideAnswer()   //-->