function maak_favoriet(url,title) 
{
	if ((navigator.appName == "Microsoft Internet Explorer") && (parseInt(navigator.appVersion) >= 4)) 
	{
		window.external.AddFavorite (url,title);
	} 
	else 
	{
		var msg = "Automatisch toevoegen lukt niet bij uw browser";
		if(navigator.appName == "Netscape") msg += ", gebruik CTRL-D om ons toe te voegen aan uw favorietenlijst";
		alert(msg);
	}
}

function clearText(input)
{
	if ((input.id == 'zoekopdracht') && (input.value == 'Vul hier uw zoekterm in...'))
	{
		input.style.color='#000000';
		input.value = '';
	}	
	input.select();
}

function togglemenu(action,menu) {
	if ('display:none;'=='display:none;')
	{
	 	if (action == "close") {
			document.getElementById(menu).style.display = "none";		
		} else { 
			document.getElementById('menulinks').style.display = "none";		
			document.getElementById('menuvacatures').style.display = "none";					
			document.getElementById('menuadvocatenstart').style.display = "none";								
			document.getElementById('menucontact').style.display = "none";											
			document.getElementById(menu).style.display = "block";
		}
	}
}


function getPageSize() {
	        
	     var xScroll, yScroll;
		
		if (window.innerHeight && window.scrollMaxY) {	
			xScroll = window.innerWidth + window.scrollMaxX;
			yScroll = window.innerHeight + window.scrollMaxY;
		} else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
			xScroll = document.body.scrollWidth;
			yScroll = document.body.scrollHeight;
		} else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
			xScroll = document.body.offsetWidth;
			yScroll = document.body.offsetHeight;
		}
		
		var windowWidth, windowHeight;
		
		if (self.innerHeight) {	// all except Explorer
			if(document.documentElement.clientWidth){
				windowWidth = document.documentElement.clientWidth; 
			} else {
				windowWidth = self.innerWidth;
			}
			windowHeight = self.innerHeight;
		} else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode
			windowWidth = document.documentElement.clientWidth;
			windowHeight = document.documentElement.clientHeight;
		} else if (document.body) { // other Explorers
			windowWidth = document.body.clientWidth;
			windowHeight = document.body.clientHeight;
		}	
		
		// for small pages with total height less then height of the viewport
		if(yScroll < windowHeight){
			pageHeight = windowHeight;
		} else { 
			pageHeight = yScroll;
		}
	
		// for small pages with total width less then width of the viewport
		if(xScroll < windowWidth){	
			pageWidth = xScroll;		
		} else {
			pageWidth = windowWidth;
		}

		return [pageWidth,pageHeight];
	}