$(function(){
		   /*=======================================index========================*/
		  /*index right_button bg*/
		   var b_bg_top = $("#bottom_bg").offset().top;
		   var r_button_top = $(".button_right").offset().top;
		   var r_button_height = b_bg_top-r_button_top;
		     
		   $(".button_right").css("height",r_button_height);
		   /*END*/
		
		    /*index  
		   left < right*/
		   var l_height = $("#left").height();
		   var r_height = $("#right").height();
		   var left_bottom_height = $("#right").height()-118;
		   if(l_height < r_height)
		   {
			  $(".friend").css({position:"absolute",top:"auto",bottom:"0"});
			$(".left_gn_bottom").css("height",left_bottom_height);   
			   
		   }
		   
	/*ie8 hack*/
	
		   if($("#bottom_bg").offset().top-($(".button_right").offset().top+$(".button_right").height()) == 16)
		   {
			   var ie_height =$(".button_right").height()+4;
			   $(".button_right").css("height",ie_height);
			
			   }
		/*================================index  END=======================*/
		   
		   });