/**
* Append to any existing onload events, used from behaviour.js code
*/

function addLoadEvent(func) {
    var oldonload = window.onload;

    if (typeof window.onload != 'function') {
        window.onload = func;
    }
    else {
        window.onload = function() {
            oldonload();
            func();
        }
    }
}

function textNav(id, status, color) {
	if(status == "on") {
		document.getElementById(id).style.backgroundColor = color;
	} else {
		document.getElementById(id).style.backgroundColor = '';
	}
	
	document.getElementById(id).style.cursor = 'pointer';
}

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 open_window2(url, width, height) {
	mywin2 = window.open(url,"win2",'alwaysRaised=1,toolbar=0,location=0,directories=0,status=1,menubar=0,scrollbars=1,resizable=0,width=' + width + ',height=' + height);
	mywin2.resizeTo(width, height);
	mywin2.focus();
}

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

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'; 
	} 
}