function css() {

	/* go on for IE in generall */
	if($.browser.msie){
		
		/* take care IE 6 only */
		if($.browser.version <= 6) {
		
			$('#nav li:first-child').addClass('first-child');
			
		
		}
		
		$('#content hr').wrap('<span class="hr"></span>')
	}
	
	b = $('#bar').height();
	c = $('#content').height();
	if(c>b){ $('#bar').height(c); }
	
}

$(document).ready(css);