function cleanSearch()
{
	document.getElementById('search_what').value = '';
	document.getElementById('search_where').value = '';
}

function preloadedImage(path)
{
	var im = new Image();
	im.src = path;
	return im;
}

var resultBg = {
	normal: preloadedImage('/image/search.result.bg.gif'),
	hover: preloadedImage('/image/search.result.bg.hover.gif')
}

function resultHover(result, hover)
{
	switch (hover)
	{
		case true:
			result.style.backgroundImage = 'url(' + resultBg.hover.src + ')';
			break;
		case false:
			result.style.backgroundImage = 'url(' + resultBg.normal.src + ')';
			break;
	}
}

var bigMap = false;
var mapHeight = 0;
function toggleBigMap() {
	var mapContainer = document.getElementById('mapContainer');
	if (!mapHeight) mapHeight = mapContainer.offsetHeight;
	mapContainer.style.height = (bigMap ? mapHeight : 500) + 'px';
	bigMap = !bigMap;
	var link = document.getElementById("kortLink");
	while (link.childNodes.length) link.removeChild(link.childNodes[0]);
	link.appendChild(document.createTextNode("Vis "+(bigMap?"lille":"stort")+" kort"));
 	//map.checkResize();
}

/*
	Developed by Robert Nyman, http://www.robertnyman.com
	Code/licensing: http://code.google.com/p/getelementsbyclassname/
*/
var getElementsByClassName = function (className, tag, elm){
	if (document.getElementsByClassName) {
		getElementsByClassName = function (className, tag, elm) {
			elm = elm || document;
			var elements = elm.getElementsByClassName(className),
				nodeName = (tag)? new RegExp("\\b" + tag + "\\b", "i") : null,
				returnElements = [],
				current;
			for(var i=0, il=elements.length; i<il; i+=1){
				current = elements[i];
				if(!nodeName || nodeName.test(current.nodeName)) {
					returnElements.push(current);
				}
			}
			return returnElements;
		};
	}
	else if (document.evaluate) {
		getElementsByClassName = function (className, tag, elm) {
			tag = tag || "*";
			elm = elm || document;
			var classes = className.split(" "),
				classesToCheck = "",
				xhtmlNamespace = "http://www.w3.org/1999/xhtml",
				namespaceResolver = (document.documentElement.namespaceURI === xhtmlNamespace)? xhtmlNamespace : null,
				returnElements = [],
				elements,
				node;
			for(var j=0, jl=classes.length; j<jl; j+=1){
				classesToCheck += "[contains(concat(' ', @class, ' '), ' " + classes[j] + " ')]";
			}
			try	{
				elements = document.evaluate(".//" + tag + classesToCheck, elm, namespaceResolver, 0, null);
			}
			catch (e) {
				elements = document.evaluate(".//" + tag + classesToCheck, elm, null, 0, null);
			}
			while ((node = elements.iterateNext())) {
				returnElements.push(node);
			}
			return returnElements;
		};
	}
	else {
		getElementsByClassName = function (className, tag, elm) {
			tag = tag || "*";
			elm = elm || document;
			var classes = className.split(" "),
				classesToCheck = [],
				elements = (tag === "*" && elm.all)? elm.all : elm.getElementsByTagName(tag),
				current,
				returnElements = [],
				match;
			for(var k=0, kl=classes.length; k<kl; k+=1){
				classesToCheck.push(new RegExp("(^|\\s)" + classes[k] + "(\\s|$)"));
			}
			for(var l=0, ll=elements.length; l<ll; l+=1){
				current = elements[l];
				match = false;
				for(var m=0, ml=classesToCheck.length; m<ml; m+=1){
					match = classesToCheck[m].test(current.className);
					if (!match) {
						break;
					}
				}
				if (match) {
					returnElements.push(current);
				}
			}
			return returnElements;
		};
	}
	return getElementsByClassName(className, tag, elm);
};