不工作在鉻和歌劇在莫吉拉工作

(function($){ 
    var screen_width = 0; 
    var screen_scroll = 0; 
    var help_width = 0; 
    var help_height = 0; 

    var help_cont = ''; 
    var help_offset = 0; 
    var help_html = ''; 

    var hover_status = false; 

    $(".helpme").live("mouseenter",function(){ 
     hover_status = true; 

     screen_width = $("body").width(); 
     screen_scroll = $(window).scrollTop(); 

     help_cont = $(this).attr("help"); 
     help_offset = $(this).offset(); 

     help_html = '<div id="helper_back"></div><div id="helper"><div id="helper_cont">'; 

    help_html += ''; 
    help_html += '</div></div>'; 

     $("body").append(help_html); 
     calc_size(); 

     $(this).bind("mouseleave",function(){ 
      $("#helper_back").css("top",-9999).remove(); 
      $("#helper").remove(); 
      hover_status = false; 
     }); 
    }); 

    $(document).bind("mousemove",function(e){ 
     if(hover_status === true) { 
     calc_size(); 
      var local_left = e.pageX + 20; 

      var local_top = e.pageY - help_height - 15; 
      if(local_left + help_width > screen_width - 20) { 
       local_left = screen_width - 20 - help_width; 
      } 
      if(local_top < screen_scroll) {local_top = e.pageY + 20}; 
      $("#helper_back").css("left",local_left).css("top",local_top); 
      $("#helper").css("left",local_left + 3).css("top",local_top + 3); 
      $("#helper_cont").css("visibility","visible"); 
     } 
    }); 

    function calc_size() { 
     help_width = $("#helper").width(); 
     help_height = $("#helper").height(); 
     if(help_width > 300) {help_width = 300}; 
     $("#helper_back").width(help_width).height(help_height); 
     $("#helper").width(help_width); 
    } 

})(jQuery);

我一直在嘗試修改此代碼，所以我可以用ajax構建help_html。首先將文件（test.html）讀取爲字符串時遇到一些問題。其次，我試圖在Chorme和歌劇中打開它並不工作。任何建議爲什麼這個腳本不適用於Chrome和Opera，但在Mozilla中工作？不工作在鉻和歌劇在莫吉拉工作

來源

2011-12-15 user1080711

你能幫我一下哪一部分不能正常工作嗎？ – 2011-12-15 11:16:42