var bolBachelorState = false;
var intVersion = Browser.Engine.version * 1;
function toggleBachelors(){
	//alert(intVersion);
	if(bolBachelorState){// slide to left
		// change bg image
		//salert('slide to left');
		$('showbachelors').setStyle('background', 'transparent url(http://pzwart.wdka.nl/wp-content/themes/PietZwart2/images/arrowLeft.png) repeat scroll right top');
		var myFx = new Fx.Tween($('left_panel'), {duration:1000, transition: Fx.Transitions.Quad.easeInOut});
		
		myFx.start('margin-left', '-160px');	

		var myFx2 = new Fx.Tween($('right_panel'), {duration:1000, transition: Fx.Transitions.Quad.easeInOut});
		myFx2.start('margin-left', '267px');	
	
		bolBachelorState = false;
	}
	else{// slide to right
	//alert('slide to right');
		// change bg image
		$('showbachelors').setStyle('background', 'transparent url(http://pzwart.wdka.nl/wp-content/themes/PietZwart2/images/arrowRight.png) repeat scroll right top');		
		// slide open
		var myFx = new Fx.Tween($('left_panel'), {duration:1000, transition: Fx.Transitions.Quad.easeInOut});
		myFx.start('margin-left', '0px');
				
			var myFx2 = new Fx.Tween($('right_panel'), {duration:1000, transition: Fx.Transitions.Quad.easeInOut});
			myFx2.start('margin-left', '427px');
				
		bolBachelorState = true;
	
	}
	
	
}