var xmlhttpDesc;

function linkAdd() {

	xmlhttpDesc=GetXmlHttpObject();
	if (xmlhttpDesc==null){alert ("Browser does not support HTTP Request");return;}
	  
    if(xmlhttpDesc) {
	
    	var url='/tools/submit_link.php';

    	var linkname = document.getElementById("linkname").value;
		var linkurl = document.getElementById("linkurl").value;
			
		var params = params +'&linkname='+ linkname +'&linkurl='+ linkurl;

		xmlhttpDesc.onreadystatechange=stateChangedDesc;
		xmlhttpDesc.open("POST",url,true);
		xmlhttpDesc.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
		xmlhttpDesc.setRequestHeader("Content-length", params.length);
		xmlhttpDesc.setRequestHeader("Connection", "close");
		xmlhttpDesc.send(params);
    }
    
}

function stateChangedDesc()
{			
	if (xmlhttpDesc.readyState==4){
		document.getElementById("submitField").innerHTML=xmlhttpDesc.responseText;
	}
}

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.xmlhttpDesc");
  }
return null;
}// JavaScript Document