function load_ajax(){
	//get div that contains perss links
	var div_obj = getObject("press_links");
	var link_arr =  div_obj.getElementsByTagName('a');
	//loop through all links	
	for(var i = 0; i < link_arr.length; i ++){
		var link_obj = link_arr[i];
		//clear link , prevent the page from reloading
		//link_obj.href = "#";
		var temp_link = link_obj.href.split("?p=") ;
		var temp_id = temp_link[1]; 
		//goto top of page
		link_obj.href = "#top";	
		//onclick changes the data
		link_obj.onclick = new Function("get_press_xml("+temp_id+")");	
	}
}


function load_press(press_id){
	
	//get xml for selected press release
	get_press_xml(press_id);
	
}

//////////////////////////////////////////////////////////////////////////

function getObject(obj) {
  	var theObj;
  	if(document.all) {
    	if(typeof obj=="string") {
      		return document.all(obj);
    	} else {
      		return obj.style;
    	}
  	}
  	if(document.getElementById) {
    	if(typeof obj=="string") {
      		return document.getElementById(obj);
    	} else {
      		return obj.style;
    	}
  	}
  	return null;
}

/////////////////////////////////////////////////////////////////



function get_press_xml(press_id){
	var file = "/includes/ajax/press_xml.php?p=" + press_id;
 	var xmlObj = null;
  	if(window.XMLHttpRequest){
      	xmlObj = new XMLHttpRequest();
  	} else if(window.ActiveXObject){
      	xmlObj = new ActiveXObject("Microsoft.XMLHTTP");
  	} else {
      	return;
  	}
  	xmlObj.onreadystatechange = function(){
    	if(xmlObj.readyState == 4){
			var pressdate 	= xmlObj.responseXML.getElementsByTagName('pressdate')[0].firstChild.data;
			var presstitle 	= xmlObj.responseXML.getElementsByTagName('presstitle')[0].firstChild.data;
			var presstext 	= xmlObj.responseXML.getElementsByTagName('presstext')[0].firstChild.data;
			
			//get areas
			var press_date_obj 			= getObject("press_date");
			press_date_obj.innerHTML 	= pressdate;
				
			var press_title_obj			= getObject("press_title");
			press_title_obj.innerHTML 	= presstitle;
				
			var press_text_obj 			= getObject("press_text");
			press_text_obj.innerHTML 	= presstext;
			
     	}
    }
    xmlObj.open ('GET', file, true);
    xmlObj.send ('');
}


/*
small sample
 function ajaxRead(file){
  var xmlObj = null;
  if(window.XMLHttpRequest){
      xmlObj = new XMLHttpRequest();
  } else if(window.ActiveXObject){
      xmlObj = new ActiveXObject("Microsoft.XMLHTTP");
  } else {
      return;
  }
  xmlObj.onreadystatechange = function(){
    if(xmlObj.readyState == 4){
       updateObj('xmlObj', xmlObj.responseXML.getElementsByTagName('data')[0].firstChild.data);
     }
    }
    xmlObj.open ('GET', file, true);
    xmlObj.send ('');
  }
  function updateObj(obj, data){
   document.getElementById(obj).firstChild.data = data;
  }
  */