function setMinHeight(){
	if(document.getElementById('firstcol') && document.getElementById('secondcol') && document.getElementById('thirdcol') ){
		var divh = Math.max(document.getElementById('firstcol').offsetHeight, document.getElementById('secondcol').offsetHeight, 
							document.getElementById('thirdcol').offsetHeight);
	}else if(document.getElementById('firstcol') && document.getElementById('secondcol')){
		var divh = Math.max(document.getElementById('firstcol').offsetHeight, document.getElementById('secondcol').offsetHeight);
	}else{
		var divh = document.getElementById('firstcol').offsetHeight;
	}
	document.getElementById('ajaxcontent').style.height = divh;
	//alert(divh);
}

function pausecomp(millis)
{
	var date = new Date();
	var curDate = null;
	
	do { curDate = new Date(); }
	while(curDate-date < millis);
} 

function setAjaxSubmenu() {


	var ajaxSlide = new Fx.Slide('ajaxcontent');

	$$('a.ajaxSub').addEvent('click', function(event) {
		var ajaxurl = this.href;
		if (this.innerHTML != 'Catalogus' && this.innerHTML != 'Home' && this.innerHTML != 'Contactformulier' && this.innerHTML != 'Nieuwsbrief'){
			event.stop();
			ajaxSlide.toggle().chain(function(){
				// executes immediately after completion of above effect
				var req = new Request.HTML({
					method: 'get',
					url: ajaxurl,
					link: 'chain',
					data: { 'ajax' : '1' },
					onRequest: function() {},
					update: $('ajaxcontent'),
					onComplete: function(response) {ajaxSlide.toggle(); setAjaxSubmenu();}
				}).send();
			}).chain(function() {
				
			});
			
		}else{
			return true;
		}
		
	});
	
}


window.addEvent('domready', function() {


	var ajaxSlide = new Fx.Slide('ajaxcontent');

	$$('a.ajax').addEvent('click', function(event) {
		var ajaxurl = this.href;
		if (this.innerHTML != 'Catalogus' && this.innerHTML != 'Home' && this.innerHTML != 'Nieuwsbrief'){
			event.stop();
			ajaxSlide.toggle().chain(function(){
				// executes immediately after completion of above effect
				var req = new Request.HTML({
					method: 'get',
					url: ajaxurl,
					link: 'chain',
					data: { 'ajax' : '1' },
					update: $('ajaxcontent'),
					onComplete: function(response) {ajaxSlide.toggle(); setAjaxSubmenu();}
				}).send();
			}).chain(function() {
				
			});
			
		}else{
			return true;
		}

	});
	
	setAjaxSubmenu();
	
});