var xmlHttp
var i=0;
function showState(str)
{ 
xmlHttp=GetXmlHttpObject()
if (xmlHttp==null)
 {
 alert ("Browser does not support HTTP Request")
 return
 }
var url="weather2.php"
url=url+"?city="+str
url=url+"&sid="+Math.random()
xmlHttp.onreadystatechange=stateChanged 
xmlHttp.open("GET",url,true)
xmlHttp.send(null)
}
function stateChanged() 
{ 
if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
 { 
	//s = new String(xmlHttp.responseText);
	mystring = replace(xmlHttp.responseText,'<p>','<br>');
 document.getElementById('activeContent').innerHTML = mystring;
 } 
}
/////////////////////////////////////////////////////
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;
}

/////////////////////////////////////////////////////////
// TIMER
/////////////////////////////////////////////////////////
function start()
{
			if(i<=10)
			{
			showState(i);
			i++;
			}
			else
			{
				i=0;
				showState(i);
			}
			
			
		setTimeout('start()',10000);
}
//////////////////////////////////
// THIS IS A STRING REPLACE FOR IE
//////////////////////////////////
function replace(string,text,by) {
// Replaces text with by in string
    var strLength = string.length, txtLength = text.length;
    if ((strLength == 0) || (txtLength == 0)) return string;

    var i = string.indexOf(text);
    if ((!i) && (text != string.substring(0,txtLength))) return string;
    if (i == -1) return string;

    var newstr = string.substring(0,i) + by;

    if (i+txtLength < strLength)
        newstr += replace(string.substring(i+txtLength,strLength),text,by);

    return newstr;
}

///////////////////////////////////
window.onload = start;