function hidDIV(whichDIV){
  if(document.getElementById(whichDIV))document.getElementById(whichDIV).style.display = "none";
}

function showDIV(whichDIV){
  if(document.getElementById(whichDIV))document.getElementById(whichDIV).style.display = "block";
}

function zhedie(obj,imgid,src1,src2){
  if(document.getElementById(obj).style.display=="block" || document.getElementById(obj).style.display==""){
    document.getElementById(obj).style.display = "none";
    if(document.getElementById(imgid)) document.getElementById(imgid).src=src1;
  }else{
    document.getElementById(obj).style.display = "block";
    if(document.getElementById(imgid)) document.getElementById(imgid).src=src2;
  }
}

function autoClose(whichDIV,closeCtrl){
  setTimeout(function(){if(document.getElementById(closeCtrl)){if(document.getElementById(closeCtrl).value==1){hidDIV(whichDIV);}}else{hidDIV(whichDIV);}},5000);
}