$(document).ready(function(){
	imageItemLayout();
    textItemLayout();
    bulletinItemLayout();
	init_rotator("div.image-rotator","div.image");
	init_rotator("div.mwr-element-rotator",".mwr-element");
	
	inputDefaultValue(".form-element input[type='text']");
	initMwrSelector("select.mwr-selector");
});

function imageItemLayout() {
    var items = $("ul.image-gallery li");
    var elms = new Array();
    var y = 0;
    var h = 0;
    for (var i=0;i<items.length;i++) {
        y = parseInt($(items[i]).attr("offsetTop"));
        h = Math.max(h, parseInt($(items[i]).attr("offsetHeight")));
        elms[elms.length] = items[i];
        
        // if last item in row, set heights
        if (i==items.length-1 || $(items[i+1]).attr("offsetTop")>y) {
            $(elms).height(h);
            elms.length = 0;
            h = 0;
        }
    }
}

function textItemLayout() {
    var items = $("#content-area.section-front-page div.text-section");
    var elms = new Array();
    var y = 0;
    var h = 0;
    for (var i=0;i<items.length;i++) {
        y = parseInt($(items[i]).attr("offsetTop"));
        h = Math.max(h, parseInt($(items[i]).attr("offsetHeight")));
        elms[elms.length] = items[i];
        
        // if last item in row, set heights
        if (i==items.length-1 || $(items[i+1]).attr("offsetTop")>y) {
            $(elms).height(h);
            elms.length = 0;
            h = 0;
        }
    }
}

function bulletinItemLayout() {
    var items = $(".BNoticeHolder");
    var elms = new Array();
    var y = 0;
    var h = 0;
    for (var i=0;i<items.length;i++) {
        y = parseInt($(items[i]).attr("offsetTop"));
        h = Math.max(h, parseInt($(items[i]).attr("offsetHeight")));
        elms[elms.length] = items[i];
        
        // if last item in row, set heights
        if (i==items.length-1 || $(items[i+1]).attr("offsetTop")>y) {
            $(elms).height(h);
            elms.length = 0;
            h = 0;
        }
    }
}

/* input field defaultValue/empty toggle */
	function inputDefaultValue(str) {
		$(str).focus(
			function() {
				if ($(this).attr("value")==$(this).attr("defaultValue")) $(this).attr("value", "");
			}
		).blur(
			function() {
				if ($(this).attr("value")=="") $(this).attr("value", $(this).attr("defaultValue"));
			}
		);
	}


$.extend($.LightboxClass.prototype,
    {
    files: {
			js: {
				lightbox:	'/js/jquery.lightbox.packed.js'
			},
			css: {
				lightbox:	'/css/jquery.lightbox.css'
			},
			images: {
				prev:		'/images/lightbox/prev.gif',
				next:		'/images/lightbox/next.gif',
				blank:		'/images/lightbox/blank.gif',
				loading:	'/images/lightbox/loading.gif'
			}
		},
	show_linkback:  false
});

$.extend($.LightboxClass.prototype,
    {
	text: {
		image:		'Billede',
		of:			'af',
		close:		'Luk X',
		closeInfo:	'Du kan ogs&aring; lukke ved at klikke uden for billedet.',
		help: {
			close:		'Klik for at lukke',
			interact:	'Hold musen over for interaktion'
		}
	}
});



// rotator 
var rotator_id = 0;
function init_rotator(str,item) {
	var sid = rotator_id;
	$(str).each(function() {
		var o = $(this).get(0);
		o.sid = "rotator"+sid;
		o.current = -1;
		o.currentDepth = null;
		o.timer = 0;
		
		o.seconds = 8;
		var sClass = $(this).attr("class").split(" ");
		for (var i=0;i<sClass.length;i++) {
		    if (sClass[i].indexOf("seconds-")!=-1) {
		        o.seconds = parseFloat(sClass[i].substr(8));
		        break;
		    }
		}
		
		o.setAttribute("id",o.sid);
		
		o.elms = $(this).find(item).get();
		
		if ($(this).find("div.rotator-controls:first").length>0) {
		    var oControls = $(this).find("div.rotator-controls:first").get(0);
		    o.links = new Array();
		    if (o.elms.length>1) {
			    for (var i=0;i<o.elms.length;i++) {
				    var link = document.createElement("a");
				    link.setAttribute("href","javascript:void(0)");
				    link.sid = o.sid;
				    link.num = i;
				    link.onclick = function() {rotator_show(this.sid, this.num)};
				    link.innerHTML = i+1;
    				
				    oControls.appendChild(link);
    				
				    o.links[i] = link;
			    }
		    }
		} else {
		    o.links = false;
		}
		rotator_show(o.sid,0);
		sid++;
	});
	rotator_id = sid;
}

function rotator_show(id,n) {
	var o = $("#"+id).get(0);
	
	if (o.current!=n) {
		if (o.timer) clearTimeout(o.timer);
		
		// reset all images to their default zIndex
		for (var i=0;i<o.elms.length;i++) {
			//o.elms[i].style.zIndex = i;
			if (o.links) o.links[i].className = "";
		}
		/*if (o.current>=0) fadeOut(o.images[o.current]);*/
		
		// set active image higher, and fade in
		if (o.links) o.links[n].className = "active";
		o.currentDepth = (o.currentDepth==null)? o.elms.length+10 : o.currentDepth+1;
		setAlpha(o.elms[n],0);
		o.elms[n].style.zIndex = o.currentDepth;
		fadeIn(o.elms[n]);
		
		o.current = n;
		eval("o.timer = setTimeout(\"rotator_showNext('"+id+"')\","+(o.seconds*1000)+")");
	}
}
function rotator_showPrev(id) {
	var o = document.getElementById(id);
	rotator_show(id,(o.current==0)?o.elms.length-1:o.current-1);
}
function rotator_showNext(id) {
	var o = document.getElementById(id);
	rotator_show(id,(o.current+1)%o.elms.length);
}
function fadeIn(o,n) {
	if (n==undefined) var n=0;
	setAlpha(o,Math.min(n,100));
	if (n<=100) {
		var t = setTimeout(function() {
			fadeIn(o,n+10);
		},20);
	}
}

function fadeOut(o,n) {
	if (n==undefined) var n=100;
	setAlpha(o,Math.max(n,0));
	if (n>=0) {
		var t = setTimeout(function() {
			fadeOut(o,n-10);
		},20);
	}
}

function setAlpha(o,n) {
	o.style.opacity = n/100;
	o.style.MozOpacity = n/100;
	o.style.KhtmlOpacity = n/100;
	o.style.filter = "alpha(opacity="+n+")";
	window.status = n;
}

//function initMwrSelector(str) {
//	$(str).change(function() {
//		$(this).parents(".mwr-element:first").find("div.section").hide().filter("#"+$(this).find("option:selected").val()).show();
//	});
//}

function initMwrSelector(str) {
	$(str).change(function() { 
		$(this).parents(".mwr-element:first").find("div.section").hide();
		if ($(this).find("option:selected").val() != "")
			$(this).parents(".mwr-element:first").find("div.section").filter("#"+$(this).find("option:selected").val()).show();		
	});
}


function showImgInFrame(str) {
	alert(str);
} 

function checkEmail(ctrl) {
	var o = document.getElementById(id);
	if (/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(o.value)){
		return (true)
	}
	alert("Invalid E-mail Address! Please re-enter.")
	return (false)
}

function checkAll(myForm) {
	if (myForm.mailtxt_name.value == '' || myForm.mailtxt_name.value == 'Dit navn')
	{
		alert("Indtast navn.")
		return false;
	}
	if (myForm.mailtxt_phone.value == '' || myForm.mailtxt_phone.value == 'Dit telefonummer')
	{
		alert("Indtast telefonnummer.")
		return false;
	}
	return checkEmail(myForm);
}

function checkEmail(myForm) {
	if (/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(myForm.mailtxt_email.value)){
		return (true)
	}
	alert("Forkert email.")
	return (false)
}