function GetXmlHttpObject(){
	var xmlHttp=null;
	try{
		// Firefox, Opera 8.0+, Safari
		xmlHttp=new XMLHttpRequest();
	}
	catch (e){
		// Internet Explorer
		try{
			xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
		}
		catch (e){
			xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
		}
	}
	return xmlHttp;
}


function reloadgif(){
for(var i=0; i<document.images.length; i++){
	var img = document.images[i];
	var imgName = img.src.toUpperCase();
	if (imgName.substring(imgName.length-3, imgName.length) == "GIF"){
		img.src = img.src;
	}
}
}


function ajaxsend(page,parameters){
	xmlHttp=GetXmlHttpObject();
	if (xmlHttp==null){
		alert ("Browser does not support HTTP Request");
		return;
	}
	xmlHttp.onreadystatechange=stateChanged;
	xmlHttp.open("POST",page, true);
	xmlHttp.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
	xmlHttp.setRequestHeader("Content-length", parameters.length);
	xmlHttp.setRequestHeader("Connection", "close");
	xmlHttp.send(parameters); 
}