// Put all your code in your document ready area
jQuery(document).ready(function($){
  
	// enable class="javascript"
	$('.javascript').removeClass('javascript');
	
  // Open a new window without using target="_blank" for XHTML
  $('a[rel=external]').attr('target','_blank');
  

    $('.subcolumns').equalHeights();

  
}); 

jQuery.fn.equalHeights = function(px) {
	jQuery(this).each(function(){
		var currentTallest = 0;
		jQuery(this).children().each(function(i){
			if (jQuery(this).height() > currentTallest) { currentTallest = jQuery(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 (jQuery.browser.msie && jQuery.browser.version == 6.0) { jQuery(this).children().css({'height': currentTallest}); }
		jQuery(this).children().css({'min-height': currentTallest});
	});
	return this;
};