var xmlHttp= new Object();

function infoStabiel()
{ var dom=setDom("vmg_info");

  if (xmlHttp.readyState==4)
  { dom.innerHTML=xmlHttp.responseText;
    dom.style.display="block";
    checkit();
    dom.focus();
    dom.scrollIntoView(true);
  }
}
function toonVMGDetail(_tekst,_x,_y)
{ var domd=setDom("vmg_detail");
  var domk=setDom("vmg_kaart");

  domd.innerHTML=_tekst;
  domd.style.position="absolute";
  domd.style.left=_y+domk.offsetLeft-50+"px";
  domd.style.display="block";
  domd.style.top=_x+domk.offsetTop-domd.clientHeight-10+"px";
  checkit();
}
function toonVMGInfo(_id)
{ var dom=setDom("vmg_info");
  var str="id_vmg_info="+_id;
  xmlHttp=getXmlHttpObject();
  if (xmlHttp==null)
  { alert ("Your browser does not support AJAX!");
    return;
  }
  xmlHttp.onreadystatechange=infoStabiel;
  xmlHttp.open("POST",basisurl+"php/vmg.php",true);
  xmlHttp.setRequestHeader("Content-Type","application/x-www-form-urlencoded; charset=UTF-8");
  xmlHttp.send(str);
}
function verbergVMG(_id)
{ var dom=setDom(_id);
  if (dom)
  { var dom_i=setDom("informatie");
    var dom_s=setDom("subnavigatie");
    diffHeight=dom.clientHeight+30;
    dom.innerHTML="";
    dom.style.display="none";
    dom_s.style.height=dom_s.clientHeight-diffHeight+"px";
    dom_i.style.height=dom_i.clientHeight-diffHeight+"px";
  }
}