// JavaScript Document
var xmlHttp


function showimage(str)
{ 
//alert(str);
xmlHttp=GetXmlHttpObject()
if (xmlHttp==null)
  {
  alert ("Your browser does not support AJAX!");
  return;
  } 
var url="imageshow.php";
//url=url+"?q="+str;
url=url+"?sid="+Math.random();
///alert(url);
xmlHttp.onreadystatechange=stateChangedok1;
xmlHttp.open("GET",url,true);
xmlHttp.send(null);
} 

function stateChangedok1() 
{ 
if (xmlHttp.readyState==4)
{ //alert(xmlHttp.responseText);
var result=xmlHttp.responseText;
//alert(result);
//if image is present in database
if(result!="")
{  
   document.getElementById("image").innerHTML=result;	  
}
//if image is not present in database
}
}

function GetXmlHttpObject()
{
var xmlHttp=null;
try
  {
  // Firefox, Opera 8.0+, Safari
  xmlHttp=new XMLHttpRequest();
  }
catch (e)
  {
  // Internet Explorer
  try
    {
    xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
    }
  catch (e)
    {
    xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
    }
  }
return xmlHttp;
}