/*-------------------------------------------------------------------- 
 * JQuery Plugin: "EqualHeights"
  * by:	Scott Jehl, Todd Parker, Maggie Costello Wachs (http://www.filamentgroup.com)
   *
	 * Copyright (c) 2008 Filament Group
	  * Licensed under GPL (http://www.opensource.org/licenses/gpl-license.php)
	   *
		 * Description: Compares the heights or widths of the top-level children of a provided element 
		  		and sets their min-height to the tallest height (or width to widest width). Sets in em units 
				 		by default if pxToEm() method is available.
						 * Dependencies: jQuery library, pxToEm method	(article: 
						 		http://www.filamentgroup.com/lab/retaining_scalable_interfaces_with_pixel_to_em_conversion/)							  
								 * Usage Example: $(element).equalHeights();
								   		Optional: to set min-height in px, pass a true argument: $(element).equalHeights(true);
											 * Version: 2.0, 08.01.2008
											 --------------------------------------------------------------------*/

											 $.fn.equalHeights = function(px) {
											 	$(this).each(function(){
														var currentTallest = 0;
																$(this).children().each(function(i){
																			if ($(this).height() > currentTallest) { currentTallest = $(this).height(); }
																					});
																							if (!px || !Number.prototype.pxToEm) currentTallest = currentTallest.pxToEm(); //use ems unless px is specified
																									// for ie6, set height since min-height isn't supported
																											if ($.browser.msie && $.browser.version == 6.0) { $(this).children().css({'height': currentTallest}); }
																													$(this).children().css({'min-height': currentTallest}); 
																														});
																															return this;
																															};