//General User XMLHTTP request functions

// create new xmlhttp object
function getXMLObject() {	

	var xmlhttp=false;
	// conditional compilation for browser support
	try {
		xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
	} catch (e) {
	
		try {
			xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
		} catch (E) {
		xmlhttp = false;
		}	
	}

	if (!xmlhttp && typeof XMLHttpRequest!='undefined') {
		xmlhttp = new XMLHttpRequest();
	}
	return xmlhttp;
}

//returns list of press releases
function pressPreview(yr,curpage) {

	var getPress = getXMLObject();
	getPress.open("GET", "/inc/pressPreview.asp?yr="+ yr +"&curpage="+ curpage +"",true);
	getPress.setRequestHeader("If-Modified-Since", "Sat, 1 Jan 2000 00:00:00 GMT"); 
 	getPress.onreadystatechange=function() {
	  	if (getPress.readyState==4) {
   		document.getElementById("pressPreview").innerHTML = getPress.responseText;
  		}
 	}
	getPress.send(null)
}