function addEvent(obj, evType, fn) {
	if (obj.addEventListener) {
		obj.addEventListener(evType, fn, false);
		return true;
	} else {
		if (obj.attachEvent) {
			var r = obj.attachEvent("on" + evType, fn);
			return r;
		} else {
			return false;
		}
	}
}
function changeClass(objid, newclassname) {
	obj = document.getElementById(objid);
	obj.className = newclassname;
}
function showHide(objid) {
	obj = document.getElementById(objid);
	scrollDiv = document.getElementById(objid);
	if (obj) {
		if (obj.style.visibility == "visible") {
			obj.style.visibility = "hidden";
			if (scrollDiv == null || !scrollDiv.fleXcroll) {
				return;
			}
			//scrollDiv.setVisibility(0);
			scrollDiv.toggle(0);
		} else {
			obj.style.visibility = "visible";
			if (scrollDiv == null || !scrollDiv.fleXcroll) {
				return;
			}
			//scrollDiv.setVisibility(1);
			scrollDiv.toggle(1);
		}
	}
}
function calcHeight() {
  //find the height of the internal page
	try {
		var the_height = document.getElementById("the_iframe").contentWindow.document.body.scrollHeight;

  //change the height of the iframe
		document.getElementById("the_iframe").height = the_height;
	}
	catch (error) {
        // Display error
		window.location.href = window.location.href + "#frame";
	}
}
function toggleDisplay(objid) {
	obj = document.getElementById(objid);
	
	if(obj.style.display == 'none') {
		obj.style.display='block';
	} else {
		obj.style.display='none';
	}
}

function stopRKey(evt) {
	var evt = (evt) ? evt : ((event) ? event : null);
	var node = (evt.target) ? evt.target : ((evt.srcElement) ? evt.srcElement : null);
	if ((evt.keyCode == 13) && (node.type=="text"))  {keywordSearch();return false;}
}
document.onkeypress = stopRKey;
//ronde hoeken initialiseren:
var tabBorder = RUZEE.ShadedBorder.create({corner:3, border:0});