jQuery.fn.supersleight = function(settings) {
	settings = jQuery.extend({
		imgs: true,
		backgrounds: true,
		shim: 'x.gif',
		apply_positioning: true
	}, settings);

	return this.each(function(){
		if (jQuery.browser.msie && parseInt(jQuery.browser.version, 10) < 7 && parseInt(jQuery.browser.version, 10) > 4) {
			jQuery(this).find('*').andSelf().each(function(i,obj) {
				var self = jQuery(obj);
				// background pngs
				if (settings.backgrounds && self.css('background-image').match(/\.png/i) !== null) {
					var bg = self.css('background-image');
					var src = bg.substring(5,bg.length-2);
					var mode = (self.css('background-repeat') == 'no-repeat' ? 'crop' : 'scale');
					var styles = {
						'filter': "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + src + "', sizingMethod='" + mode + "')",
						'background-image': 'url('+settings.shim+')'
					};
					self.css(styles);
				};
				// image elements
				if (settings.imgs && self.is('img[src$=png]')){
					var styles = {
						'width': self.width() + 'px',
						'height': self.height() + 'px',
						'filter': "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + self.attr('src') + "', sizingMethod='scale')"
					};
					self.css(styles).attr('src', settings.shim);
				};
				// apply position to 'active' elements
				if (settings.apply_positioning && self.is('a, input') && (self.css('position') === '' || self.css('position') == 'static')){
					self.css('position', 'relative');
				};
			});
		};
	});
};


jQuery(function($) {
	if ($(document).pngFix) $(document).pngFix();
	
	$.cookies.setOptions({hoursToLive: 168});
	var font_size = $.cookies.get('font-size')
	if (font_size) { 
		$('#main').css('font-size', font_size+'px');
	} else { 
		$.cookies.set('font-size', 12);
	}

	$('#increase_text_size').click(function() {
		var text_size = parseInt($.cookies.get('font-size'));
		text_size += 1;
		$.cookies.set('font-size', text_size);
		$('#main').css('font-size', text_size+'px');
	});

	$('#decrease_text_size').click(function() {
		var text_size = parseInt($('#main').css('font-size'));
		text_size -= 1;
		$.cookies.set('font-size', text_size);
		$('#main').css('font-size', text_size+'px');
	});
	

});