//=======================================================
function swapClass(obj,classN)
{
	obj.className=classN;
}
//=======================================================
function swapImage(obj, file, ev)
{  
  if(ev==1)
  {
  	obj.src = path + "images/icon" + file + ".jpg";
  	obj.style.cursor="hand";
	document.getElementById("td1").innerHTML = txt[file-1];
  }
  else
  {
  	obj.src = path + "images/icon" + file + "_gray.jpg";
  document.getElementById("td1").innerHTML = "";
  }
}
//========================================================