var xmlhttp=null;

function showUser()
{
if(document.getElementById('categorycmd').value=="SELECT CATEGORIES")
{
alert("PLEASE SELECT CATEGORIES");
return false;
}


if (window.XMLHttpRequest)
  {// code for IE7+, Firefox, Chrome, Opera, Safari
  xmlhttp=new XMLHttpRequest();
  }
else
  {// code for IE6, IE5
  xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
  }
xmlhttp.onreadystatechange=function()
  { 
	  
	  if (xmlhttp.readyState==4 && xmlhttp.status==200)
    {
    document.getElementById('showproinfo').innerHTML=xmlhttp.responseText;
	document.getElementById('newh').style.display = "none"; 
	$("#ser2").slideDown();
	
    }
	
  }
var path="header1.php?pronames="+document.getElementById('pronames').value+"&categorycmd="+document.getElementById('categorycmd').value;
//document.write(path);
xmlhttp.open("GET",path,true);
xmlhttp.send(null);
}