// JavaScript Document

function handleResponse() {
    if(http.readyState == 4){
        var response = http.responseText;
        var update = new Array();

        if(response.indexOf('{' != -1)) {
            update = response.split('{{||}}');
			//	alert ("update " + update[0] + update[1]);
				if(document.getElementById(update[0]) != null)
          		  document.getElementById(update[0]).innerHTML = update[1];
			
			if(update[2] != null && update[3] != null)
			{
				if(update[2].match("js::js"))
					eval(update[3]);
					
				if(document.getElementById(update[2]) != null)
					document.getElementById(update[2]).innerHTML = update[3];
			}
        }
    }
}




function sndReq(action,extra) {

	 http = false;

        if (window.XMLHttpRequest) { // Mozilla, Safari,...
            http = new XMLHttpRequest();
            if (http.overrideMimeType) {
                http.overrideMimeType('text/xml');
                // See note below about this line
            }
        } else if (window.ActiveXObject) { // IE
            try {
                http = new ActiveXObject("Msxml2.XMLHTTP");
            } catch (e) {
                try {
                    http = new ActiveXObject("Microsoft.XMLHTTP");
                } catch (e) {}
            }
        }

        if (!http) {
            alert('Giving up :( Cannot create an XMLHTTP instance');
            return false;
        }
        http.onreadystatechange = handleResponse;
        http.open('GET', '/includes/aj.php?action='+action+'&extra='+extra, true);
        http.send(null);
		
	
	/*
    http.open('GET', 'includes/aj.php?action='+action+'&extra='+extra, true);
    http.onreadystatechange = handleResponse;
    http.send(null);*/
}




function showlargerMap()
{
	sndReq('showlargerMap',"1&div=maptoReplace");
}