var xmlhttp;
function showData(str)
	{

	xmlhttp=GetXmlHttpObject();
	if (xmlhttp==null)
	  {
	  alert ("Browser does not support HTTP Request");
	  return;
	  }
	if(str=="" || str==null)
		{
		document.getElementById("txtHint").innerHTML = "Please fill the value in search box";
		document.getElementById("txtHint").style.color='#8a1f11';		
		document.getElementById("txtHint").style.fontSize='11px';		
		document.getElemetById("txtblog").focus();
		}
	else
		{
		var url="getblog.php";
		url=url+"?q="+str;
		url=url+"&sid="+Math.random();
		xmlhttp.onreadystatechange=stateChanged;
		xmlhttp.open("GET",url,true);
		xmlhttp.send(null);
		}  

	}

function stateChanged()
{
	if (xmlhttp.readyState==4)
	{
		document.getElementById("txtHint").innerHTML=xmlhttp.responseText;
		document.getElementById("txtHint").style.color='#006699';
	}

}

function GetXmlHttpObject()
{
if (window.XMLHttpRequest)
  {
  // code for IE7+, Firefox, Chrome, Opera, Safari
  return new XMLHttpRequest();
  }
if (window.ActiveXObject)
  {
  // code for IE6, IE5
  return new ActiveXObject("Microsoft.XMLHTTP");
  }
return null;
}