var remFontSize = 100;

function toggleRightMenu(item){
	if($(item).up().next().visible()){
		$(item).up().next().hide();
		$(item).up().setStyle({
			backgroundImage: 'url('+jsImagePath+'rightmenu_arrow_out_aqua.gif)'
		});
	} else {
		$(item).up().next().show();
		$(item).up().setStyle({
			backgroundImage: 'url('+jsImagePath+'rightmenu_arrow_on_aqua.gif)'
		});
	}
}

function increaseFontSize() {
	if($('content')){
		remFontSize = remFontSize + 10;
		$('content').setStyle({
			fontSize: remFontSize+'%'
		});
	}
}

function decreaseFontSize() {
	if($('content')){
		remFontSize = remFontSize - 10;
		$('content').setStyle({
			fontSize: remFontSize+'%'
		});
	}
}

/**
 * Show/hide intro message
 */
Event.observe(window, 'load', function(){
	if($('intro_text')){
		var appearText = new Effect.Appear('intro_text', {duration: 3.0});
		new PeriodicalExecuter(function(){
			new Effect.Fade('intro_text', {duration: 3.0, afterFinish: function(){
				/* Go to homepage */
				location.href = $('intro_skip').href;
			}})
		},10);
	}
	
	if($('producttext')){
		var rightblocks = $$('div.info');
		rightblocks.each(function(block){
			toggleRightMenu($(block).previous().down());
		});	
	}
});