var xmlHttp;

function showWork(str)
{ 
xmlHttp=GetXmlHttpObject4();
if (xmlHttp==null)
 {
 alert ("Browser does not support HTTP Request")
 return
 }
var url="getworks.php?c="+str;
xmlHttp.onreadystatechange=stateChanged4 ;
xmlHttp.open("GET",url,true);
xmlHttp.send(null);
}

function stateChanged4() 
{ 
if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
 { 
 	var s=xmlHttp.responseText;
	
	document.getElementById("parea").innerHTML=s;
	
  } 
}

function GetXmlHttpObject4()
{

var xmlHttp=null;


try
 {
 // Firefox, Opera 8.0+, Safari
 xmlHttp=new XMLHttpRequest();
 }
catch (e)
 {
	 // Internet Explorer
	 try
	  {
	  xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");	
	  }
	 catch (e)
	  {
		   try
		  {
		  xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");	
		  }
		 catch (e)
		  {
		  alert("error");
		  }
	  }
 }

 
return xmlHttp;
}