function showcatevents(category, dispdate){
	var pars = "catid=" + category + "&dbdate="  + dispdate;
	new Ajax.Updater('catDisplay', 'functions/categorylu.php',{asynchronous:true, method:'get', parameters:pars, evalScripts:true});
	
}

function hideCatEvents(){
	$('catDisplay').innerHTML = "";
}

function changecal(){
	$('hourglass').style.display = "block";
	$('cal').style.display = "none";
	var dispmon = $('dmonth').value;
	var dispyear = $('dyear').value;
	var pars = "month=" + dispmon + "&year=" + dispyear;
	hideCatEvents();
	updateLegend(pars);
	new Ajax.Updater('calDisplay', 'functions/getcal.php',{asynchronous:true, method:'get', parameters:pars, evalScripts:true});
}

function resetCal(dispmonth, dispyear){
	$('hourglass').style.display = "block";
	$('cal').style.display = "none";

	var selMonth = $('dmonth');
	var selYear = $('dyear');

	selMonth.options[dispmonth - 1].selected = 'true';
	selYear.options[0].selected = 'true';
	var pars = "month=" + dispmonth + "&year=" + dispyear;
	hideCatEvents();
	updateLegend(pars);
	new Ajax.Updater('calDisplay', 'functions/getcal.php',{asynchronous:true, method:'get', parameters:pars, evalScripts:true});
}

function displayCat(dispid){
	var dispmon = $('dmonth').value;
	var dispyear = $('dyear').value;
	var pars = "dispid=" + dispid + "&month=" + dispmon + "&year=" + dispyear;
	hideCatEvents();
	new Ajax.Updater('calDisplay', 'functions/getcal.php',{asynchronous:true, method:'get', parameters:pars, evalScripts:true});

}

function updateLegend(pars){
	new Ajax.Updater('legend', 'functions/legend.php',{asynchronous:true, method:'get', parameters:pars, evalScripts:true});
}
	
function mouse_location(event){
	mouseY = Event.pointerY(event);
	mouseX = Event.pointerX(event);
	//$('errwin').innerHTML = mouseY;	
}