function toggleBox(szDivID, iState) // 1 visible, 0 hidden
{
  if(document.layers)  // NN4
  {
    document.layers[szDivID].visibility = iState ? "show" : "hide";
  }
  else if(document.getElementById) // gecko(NN6) + IE5+
  {
    var obj = document.getElementById(szDivID);
    obj.style.visibility = iState ? "visible" : "hidden";
  }
  else if(document.all) //IE 4
  {
    document.all[szDivID].style.visibility = iState ? "visible" : "hidden";
  }
}

http = getHTTPObject();
 
function getHTTPObject(){
  var xmlhttp;
 
  /*@cc_on
 
  @if (@_jscript_version >= 5)
    try {
      xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
    }catch(e){
      try{
      xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
    }catch(E){
      xmlhttp = false;
    }
  }
  @else
    xmlhttp = false;
  @end @*/
 
  if(!xmlhttp && typeof XMLHttpRequest != 'undefined'){
    try {
      xmlhttp = new XMLHttpRequest();
    }catch(e){
      xmlhttp = false;
    }
  }
 
  return xmlhttp;
}
 
function getMoreInfo(prcode){
  var url = "/newmoreinfo.php?code=" + prcode;
  http.open("GET", url, true);
  http.onreadystatechange = handleHttpResponse;
  http.send(null);
  updateposition('mainmoreinfo');
  toggleBox('mainmoreinfo',1);
}

function handleHttpResponse(){
  if(http.readyState == 4){
    document.getElementById('mainmoreinfo').innerHTML = http.responseText;
  }
}

function updateposition(id) {
  var y = posTop() + 100 + 'px';
  document.getElementById(id).style.top = y;
}

function posTop() {return typeof window.pageYOffset != 'undefined' ? window.pageYOffset:document.documentElement.scrollTop? document.documentElement.scrollTop: document.body.scrollTop?document.body.scrollTop:0;}