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');
																																																																																																																																									};
																																																																																																																																												});
																																																																																																																																														};
																																																																																																																																															});
																																																																																																																																															};