var xmlHttp


function updatepicture(themonth, theday, theyear) {

  xmlHttp=GetXmlHttpObject()

  if (xmlHttp==null)
  {
    alert ("Browser does not support HTTP Request")
    return
  }

  url= "replacepic.php?thedate="+themonth+"-"+theday+"-"+theyear+"&sid="+Math.random()

  xmlHttp.onreadystatechange=stateChanged 

  xmlHttp.open("GET",url,true)

  xmlHttp.send(null)

}



function stateChanged() {  

  if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete") { 
  	var picdate = xmlHttp.responseText
	var picdatesplit = picdate.split("::::");
alert(picdate);
    document.getElementById("webcam_pic").src="camera/"+picdatesplit[0];
	
	document.getElementById("webcam_date").innerHTML=picdatesplit[1];
	
	document.getElementById("calendarspace").style.visibility="hidden";
  } 

}



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;

}