function swapover(n) {

	if (document.images) {
		document.images['nav' + n].src = eval("navon" + n + ".src");
		}
	}

function swapout(n) {

	if (document.images) {
		document.images['nav' + n].src = eval("nav" + n + ".src");
		}
	}


if (document.images) {

	nav1 = new Image(28,84);
	nav1.src = "/pics/nav/nav1.gif";
	navon1 = new Image(28,84);
	navon1.src = "/pics/nav/navon1.gif";
	
	nav2 = new Image(28,99);
	nav2.src = "/pics/nav/nav2.gif";
	navon2 = new Image(28,99);
	navon2.src = "/pics/nav/navon2.gif";
	
	nav3 = new Image(28,70);
	nav3.src = "/pics/nav/nav3.gif";
	navon3 = new Image(28,70);
	navon3.src = "/pics/nav/navon3.gif";
	
	nav4 = new Image(28,124);
	nav4.src = "/pics/nav/nav4.gif";
	navon4 = new Image(28,124);
	navon4.src = "/pics/nav/navon4.gif";
	
	nav5 = new Image(406,382);
	nav5.src = "/pics/baaaLogo_3.png";
	navon5 = new Image(406,382);
	navon5.src = "/pics/baaaLogo_3-on.png";
	
	nav6 = new Image(28,76);
	nav6.src = "/pics/nav/nav5.gif";
	navon6 = new Image(28,76);
	navon6.src = "/pics/nav/navon5.gif";
}

function show(id, type) {
	if (document.getElementById){
		document.getElementById(id).style.display = type;
	}
}

function hide(id) {
	if (document.getElementById){
		document.getElementById(id).style.display = 'none';
	}
}

function open_window1(url, width, height) {
	mywin1 = window.open(url,"win1",'alwaysRaised=1,toolbar=0,location=0,directories=0,status=1,menubar=0,scrollbars=1,resizable=1,width=' + width + ',height=' + height);
	mywin1.resizeTo(width, height);
	mywin1.focus();
}

function send_parent(href) {
	window.opener.location = href;
	window.close();
}

function in_array(needle, haystack) {
	for(var j = 0; j < haystack.length; j++) {
		if(needle == haystack[j]) {
			return true;
		}
	}
	return false;
}

function check_required_new(form, fields) {
	//alert(fields.length);
	
	for(var i = 0; i < form.elements.length; i++) {
		if(in_array(form.elements[i].name, fields)) {
			//alert(form.elements[i].type);
			if(form.elements[i].type == "text" || form.elements[i].type == "password") {
				if(form.elements[i].value == "") {
					alert(form.elements[i].name + " is a required field");
					form.elements[i].focus();
					return false;
				}
			} else if(form.elements[i].type == "select-one") {
				//alert(fields[i].name + " is a pull-down");
				if(form.elements[i].selectedIndex == 0) {
					alert(form.elements[i].name + " is a required field");
					form.elements[i].focus();
					return false;
				}
			} else if(form.elements[i].type == 'radio') {
				var radio = form.elements[i].name;
				//alert(form[radio].length);
				for(var j = 0; j < form[radio].length; j++) {
					if(form[radio][j].checked == true) {
						var checked = true;
					}
				}
				
				if(checked != true) {
					alert(form.elements[i].name + " is a required field");
					form.elements[i].focus();
					return false;
				}
			} else if(form.elements[i].type == 'textarea') {
				if(form.elements[i].value == "") {
					alert(form.elements[i].name + " is a required field");
					form.elements[i].focus();
					return false;
				}
			}
		}
	}
	return true;
}
	
var limit = 255;
		
function check() {
	if(document.f.description.value.length > limit) {
		alert('Too much data!');
		document.f.description.focus();
		return false; 
	} else {
		return true; 
	}
}
	
function update() {
	var old = document.f.counter.value;
	document.f.counter.value=document.f.description.value.length;
	
	if(document.f.counter.value > limit && old <= limit) {
		alert('Too much data in the text description!');
	
		if(document.styleSheets) {
			document.f.counter.style.fontWeight = 'bold';
			document.f.counter.style.color = '#ff0000'; 
		} 
		
	} else if(document.f.counter.value <= limit && old > limit && document.styleSheets ) {
		document.f.counter.style.fontWeight = 'normal';
		document.f.counter.style.color = '#000000'; 
	} 
}

function select_all(object) {
	for(var i = 0; i < object.elements.length; i++) {
		if(object.elements[i].name == 'assign[]') {
			if(object.jsSelect.checked == true) {
				object.elements[i].checked = true;
			} else {
				object.elements[i].checked = false;
			}
		}
	}
	//object.elements['assign[' + i + ']'].checked = true;
}