var req;


function RBpopup(idtoshow) { 
	
	// hide all
	 document.getElementById('RBboxpop').style.display = 'none';
	
	// show the new one
	document.getElementById(idtoshow).style.display = 'inline';

}



function navigate(month,year,evt,col,row) {
//	setFade(0);
	//getObject("calendar").innerHTML = 'test';
	var url = "/calendar/super_calendar.php?month="+month+"&year="+year+"&event="+evt+"&col="+col+"&row="+row;
	if(window.XMLHttpRequest) {
		req = new XMLHttpRequest();
	} else if(window.ActiveXObject) {
		req = new ActiveXObject("Microsoft.XMLHTTP");
	}

	req.open("GET", url, true);
	req.onreadystatechange = callback;
	req.send(null);

}

function callback() {	
	if(req.readyState == 4) {
		var response = req.responseXML;	
		var resp = response.getElementsByTagName("response");
		getObject("calendar").innerHTML = resp[0].getElementsByTagName("content")[0].childNodes[0].nodeValue;
	/*	fade(70); */
	}
}

function getObject(obj) {
	var o;
	if(document.getElementById) o = document.getElementById(obj);
	else if(document.all) o = document.all.obj;	
	return o;	
}

function fade(amt) {
	/*
	if(amt <= 100) {
		setFade(amt);
		amt += 10;
		setTimeout("fade("+amt+")", 5);
    }
*/
}

function setFade(amt) {
	/*
	var obj = getObject("calendar");
	amt = (amt == 100)?99.999:amt;
	obj.style.filter = "alpha(opacity:"+amt+")";
	obj.style.KHTMLOpacity = amt/100;
	obj.style.MozOpacity = amt/100;
	obj.style.opacity = amt/100;
	*/
}

function showJump(obj) {
	var curleft = curtop = 0;
	if (obj.offsetParent) {
		curleft = obj.offsetLeft
		curtop = obj.offsetTop
		while (obj = obj.offsetParent) {
			curleft += obj.offsetLeft
			curtop += obj.offsetTop
		}
	}
	var jump = document.createElement("div");
	jump.setAttribute("id","jump");
	jump.style.position = "absolute";
	jump.style.top = curtop+15+"px";
	jump.style.left = curleft+"px";
	var output = '<select id="month">\n';
	var months = new Array('January','February','March','April','May','June','July','August','September','October','November','December');
	var n;
	for(var i=0;i<12;i++) {
		n = ((i+1)<10)? '0'+(i+1):i+1;
		output += '<option value="'+n+'">'+months[i]+'  </option>\n';
	}
	output += '</select> \n<select id="year">\n';
	for(var i=0;i<=15;i++) {
		n = (i<10)? '0'+i:i;
		output += '<option value="20'+n+'">20'+n+'  </option>\n';
	}
	output += '</select> <a href="javascript:jumpTo()"><img src="images/calGo.gif" alt="go" /></a> <a href="javascript:hideJump()"><img src="images/calStop.gif" alt="close" /></a>';
	//jump.innerHTML = output;
	//document.body.appendChild(jump);
}

function hideJump() {
	document.body.removeChild(getObject("jump"));	
}

function jumpTo() {
	var jumper = getObject("rb2Jumper").value;
	var m = jumper.substr(5,4);
	var y = jumper.substr(0,4);
	navigate(m,y,'');

}