$(document).ready(function(){ 
	$(".menu_bg ul li").hover(
      function () {
        $(this).find('ul').css("display","block");
      }, 
      function () {
         $(this).find('ul').css("display","none");
      }
    );
	$(".menu_bg ul li ul").hover(
      function () {
        $(this).parent().addClass('active-child1');
		$(this).css("display","block");
      }, 
      function () {
        $(this).parent().removeClass('active-child1');
      }
    );
	$(".menu_bg ul li:first").attr({id: "first-child"});
	$("#up").fontscale("#content-area *","up",{unit:"px",increment:1,useCookie:true});
	$("#down").fontscale("#content-area *","down",{unit:"px",increment:1,useCookie:true});
	$("#reset").fontscale("#content-area *","reset",{unit:"px",increment:1,useCookie:true});
	$('#up , #down').click(function() {
 	 $('#content-area *').addClass('lineHeightNormal');
	});
	$('#reset').click(function() {
 	 $('#content-area *').removeClass('lineHeightNormal');
	});
	<!------------------------------>
	$("#up").fontscale("#inner-page-conten-area *","up",{unit:"px",increment:1,useCookie:true});
	$("#down").fontscale("#inner-page-conten-area *","down",{unit:"px",increment:1,useCookie:true});
	$("#reset").fontscale("#inner-page-conten-area *","reset",{unit:"px",increment:1,useCookie:true});
	$('#up , #down').click(function() {
 	 $('#inner-page-conten-area *').addClass('lineHeightNormal');
	});
	$('#reset').click(function() {
 	 $('#inner-page-conten-area *').removeClass('lineHeightNormal');
	});
	<!------------------------------>
	 $("#topMenu ul li ul li:last-child").prev().find("a").addClass("lastChild")
});