// Control Search Form Display
var sFormOn = 'siteForm';
var aForms = new Array('siteForm','peopleForm','campusForm');
function showForm(t) {
	if (t != sFormOn) {
		Effect.Fade(sFormOn,{duration:0.3});
		Effect.Appear(t,{delay:0.3});
		sFormOn = t;
	}
	return false;
}
// Control Constiuency Link Display
var sListOn = (readCookie('listPref')!= null) ? readCookie('listPref') : 'none';
var alists = new Array('employeeLinks','studentLinks','parentLinks','communityLinks');
function showLinks(t) {
	if (sListOn != 'none') {
		Effect.BlindUp(sListOn,{duration:0.3});
	}
	if (t != sListOn) {
		Effect.BlindDown(t,{delay:0.3});
		sListOn = t;
		createCookie('listPref',t,30);
	} else {
		Effect.BlindUp(t,{duration:0.3});
		sListOn = 'none';
		createCookie('listPref','none',30);
	}
	return false;
}

// Control Calendar Item Display
var sCalOn = 'none';
function showCalItem(t) {
	if (sCalOn != 'none') {
		Effect.BlindUp(sCalOn,{duration:0.3});
	}
	if (t != sCalOn) {
		Effect.BlindDown(t,{delay:0.3});
		sCalOn = t;
	} else {
		Effect.BlindUp(t,{duration:0.3});
		sCalOn = 'none';
	}
	return false;
}

// Block Form Submit by Enter Key
function blockSubmit(evt) {
	var keyCode = (evt) ? evt.keyCode : ((window.event)? event.which : null);
	if(keyCode == 13 || keyCode ==3) return false;
	return true;
}

// Cookie Mgmt
// source: http://www.quirksmode.org/js/cookies.html
function createCookie(name,value,days) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}

function eraseCookie(name) {
	createCookie(name,"",-1);
}