function opensubmenu(objid)
{
	var panid = document.getElementById(objid);

	if (panid.style.display == "none")
	{
		panid.style.display = "inline";
	}
	else
	{
		panid.style.display = "none";
	}
}


function showtab(objid)
{
	if (objid == "demandad")
	{
		document.getElementById("offerad").style.display = "none";
		document.getElementById("demandad").style.display = "block";
		document.getElementById("demandbtn").className = "offerbtn";
		document.getElementById("offerbtn").className = "demandbtn";
		
	}
	else
	{
		document.getElementById("offerad").style.display = "block";
		document.getElementById("demandad").style.display = "none";
		document.getElementById("demandbtn").className = "demandbtn";
		document.getElementById("offerbtn").className = "offerbtn";
	}
}



function overStar(starID){
  var starNo = starID.charAt(1);
  for(var i=1; i<=starNo; i++){
    document.getElementById('s'+i).src="images/on.jpg";
  }
}
function outStar(starID){
  var starNo = starID.charAt(1);
  for(var i=1; i<=starNo; i++){
    document.getElementById('s'+i).src="images/cur.jpg";
  }
}