Event.observe(window, "load", linkPreview);
Event.observe(window, "load", hideElements);

/* Zet class (icon) voor links */
function linkPreview(){
		var content = document.getElementById("content");
    var links = content.getElementsByTagName("a");

    for (i=0; i<links.length; i++){
        var currentLink = links[i];
        var images = currentLink.getElementsByTagName("img");
        var linkClass = currentLink.className;        
        
        // Check if the link is an image. We don't want icons next to images.
        if (images.length == 0 && linkClass == ''){
            var linkHref = currentLink.href;            
            // Find all links directed elsewhere 
            if (linkHref != '' && linkHref.match(serverName) == null) {
                append(currentLink, "extern");
            }
            else{
                checkLinks(linkHref, currentLink)
            }                                       
        }
    }
}

function checkLinks(linkHref, currentLink){
    var linkHrefParts = linkHref.split(".");    
    // extension is the last element in the LinkSplit array
    var extension = linkHrefParts[linkHrefParts.length - 1];    
    // In some browsers there is a "/" placed after the link. removes the "/"
    extension = extension.replace("/","");    
    if( extension in { doc:1, pdf:1, ppt:1, txt:1, xls:1, zip:1 } ){
        append(currentLink, extension );
    }
}

function append(currentLink, extension){
    currentLink.className = extension;
}

function toggleFacets() {
	$("facets").toggle();
}

function showElement(button,element) {
	$(element).toggle();
}

function hideElements(elements) {
	var elements = ["umbracoAutoForm","keyword"];
	for (i=0; i<elements.length; i++) {
		var element = $(elements[i]);
		if ($(element)) {		
			element.hide();
		}
	} 
}

/* marco: */
function updateAnchors() {
	var anchors = document.getElementsByTagName('a');
	for (var i = 0; i < anchors.length; i++)
	{
		//anchors[i].onfocus = focusAnchor;
		switch (anchors[i].className) {
			case "coordmap":
				//alert('hoho');
				anchors[i].onclick = clickCoordMap;
				break;

		}
	}
}

function addEvent(obj, evType, fn) { 
	if (obj.addEventListener) { 
		obj.addEventListener(evType, fn, true); 
		return true; 
	}	
	else if (obj.attachEvent) { 
		var r = obj.attachEvent("on"+evType, fn); 
		return r; 
	} 
	else { 
		return false; 
	} 
}


addEvent(window, 'load', updateAnchors);