function validation()
{
	  if(document.getElementById("feadback").value =="")
	  {	  
		  alert("You must select a rating");
		  return false;
	  }
	  else
	  {
	      return true;
	  }
}
function setvalue(a)
{
	var val=parseInt(a);
	document.getElementById("feadback").value=val;
	
}

function show_div(id)
{
	var id1='detais1'+id;
	var id2='detais2'+id;
	var slidingDiv='slidingDiv'+id;
	document.getElementById(id1).style.display='none';
	document.getElementById(id2).style.display='block';
	document.getElementById(slidingDiv).style.display='block';
}
function close_div(id)
{
	var id1='detais1'+id;
	var id2='detais2'+id;
	var slidingDiv='slidingDiv'+id;
	document.getElementById(id1).style.display='block';
	document.getElementById(id2).style.display='none';
	document.getElementById(slidingDiv).style.display='none';
}