$(document).ready(function() {
	// Drop-down menu
	$('#items').droppy({speed: 400});

	// Menu transparency
	$('#items ul').css({opacity: 0.9});

	// External links
	$('a[rel="external"]').click(function () {
		window.open($(this).attr('href'));

		return false;
	});

// Let site logo link to default page
	//$('h1').bind('mouseover', function() {
	//	$(this).css({cursor: 'pointer'});
	//}).bind('click', function() {
	//	location.href = '/';
	//})

	// Submit button mouse cursor change
	$(':submit').css({cursor: 'pointer'});

	// Cycle through header images
	$('#images').cycle({speed: 2000, timeout: 13000});

	// Focus form input field
	$('#username').focus();
});


var isIE = document.all?true:false;
var isNS = document.layers?true:false;

function onlyDigits(e,decReq) {
var key = (isIE) ? window.event.keyCode : e.which;
var obj = (isIE) ? event.srcElement : e.target;
var isNum = (key > 47 && key < 58) ? true:false;
var isCap = (key > 64 && key < 91) ? true:false;
var isLet = (key > 96 && key < 123) ? true:false;
var isUnderscore = (key == 95) ? true:false;
var isScore = (key == 45) ? true:false;
var dotOK = (key==46 && decReq=='decOK' && (obj.value.indexOf(".")<0 || obj.value.length==0)) ? true:false;
if(key < 32)
   return true;
return (isNum || dotOK || isLet || isScore || isUnderscore);
}