/*-------------------------------------------------------------------- 
 * jQuery plugins: toEm() and toPx()
 * by Scott Jehl (scott@filamentgroup.com), http://www.filamentgroup.com
 * Copyright (c) Filament Group
 * Dual licensed under the MIT (filamentgroup.com/examples/mit-license.txt) and GPL (filamentgroup.com/examples/gpl-license.txt) licenses.
 * Article: http://www.filamentgroup.com/lab/update_jquery_plugin_for_retaining_scalable_interfaces_with_pixel_to_em_con/
 * Options:  	 								
 		scope: string or jQuery selector for font-size scoping		  
 * Usage Example: $(myPixelValue).toEm(); or $(myEmValue).toPx();
--------------------------------------------------------------------*/
$.fn.toEm=function(settings){settings=jQuery.extend({scope:'body'},settings);var that=parseInt(this[0],10);var scopeTest=jQuery('<div style="display: none; font-size: 1em; margin: 0; padding:0; height: auto; line-height: 1; border:0;"> </div>').appendTo(settings.scope);var scopeVal=scopeTest.height();scopeTest.remove();return(that/scopeVal).toFixed(8)+'em';};$.fn.toPx=function(settings){settings=jQuery.extend({scope:'body'},settings);var that=parseFloat(this[0]);var scopeTest=jQuery('<div style="display: none; font-size: 1em; margin: 0; padding:0; height: auto; line-height: 1; border:0;"> </div>').appendTo(settings.scope);var scopeVal=scopeTest.height();scopeTest.remove();return Math.round(that*scopeVal)+'px';};$.fn.equalHeights=function(px){$(this).each(function(){var currentTallest=0;$(this).children().each(function(i){if($(this).height()>currentTallest){currentTallest=$(this).height();}});if(!px||!toEm)currentTallest=$(currentTallest).toEm();if($.browser.msie&&$.browser.version==6.0){$(this).children().css({'height':currentTallest});}
$(this).children().css({'min-height':currentTallest});});return this;};