var xmlHttp

function projects(str)
{
xmlHttp=GetXmlHttpObject();
if (xmlHttp==null)
  {
  alert ("Your browser does not support AJAX!");
  return;
  } 

var url="project_ajax.php";
url=url+"?proID="+str;

xmlHttp.onreadystatechange=StateChanged;
xmlHttp.open("GET",url,true);
xmlHttp.send(null);


}

function StateChanged() 
{ 
if (xmlHttp.readyState==4)
{
document.getElementById("show").innerHTML=xmlHttp.responseText;

}
}

function GetXmlHttpObject()
{
var xmlHttp=null;
try
  {
  xmlHttp=new XMLHttpRequest();
  }
catch (e)
  {
  try
    {
    xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
    }
  catch (e)
    {
    xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
    }
  }
return xmlHttp;
}