//var screenWidth = $(window).width();
//var screenHeight = $(window).height(); //当前浏览器窗口的 宽高
//var scrolltop = $(document).scrollTop();//获取当前窗口距离页面顶部高度
//var objLeft = (screenWidth - 2)/2.5 ;   //2 可以根据需要修改
//var objTop = (screenHeight - 100)/2 + scrolltop;  //100可以根据需要修改
//var popupHeight = $(".resourceSharePopup").outerHeight(true);
//$(".resourceSharePopup").css("marginTop",-popupHeight/2);
//
//$("#upload_box").css('left','').css('top','');
//$("#upload_box").html('<%#= escape_javascript( render :partial => "resource_share_popup" ,:locals => {:courses=>@course,:user=>@user,:send_id=>@send_id,:send_ids=>@send_ids})%>');
//$("#upload_box").css('display','block');
<% if params[:is_observe].nil? %>
    <% if params[:send_type].present? && params[:send_type] == 'news' %>
    $("#ajax-modal").html('<%= escape_javascript( render :partial => 'users/share_news_to_course' , :locals => {:courses => @course, :user => @user, :send_id => @send_id, :send_ids => @send_ids}) %>');
    <% elsif params[:send_type] == 'file' %>
    $("#ajax-modal").html('<%= escape_javascript( render :partial => 'users/resource_share_popup' , :locals => {:courses => @course, :user => @user, :send_id => @send_id, :send_ids => @send_ids}) %>');
    <% elsif params[:send_type] == 'message' %>
    $("#ajax-modal").html('<%= escape_javascript( render :partial => 'users/share_message_to_course' ,:locals => {:courses => @course, :user => @user, :send_id => @send_id, :send_ids => @send_ids}) %>');
    <% end %>
    showModal('ajax-modal', '452px');
    $('#ajax-modal').siblings().remove();
    $('#ajax-modal').before("<a href='javascript:void(0)' onclick='hideModal();' style='margin-left: 435px;' class='resourceClose'></a>");
    $('#ajax-modal').parent().css("top","50%").css("left","50%");
    $('#ajax-modal').parent().addClass("popbox").addClass("resourceUploadPopup");
    $('#ajax-modal').css("padding-left","16px").css("padding-bottom","16px");
    var val =  $("#search_course_input").val();
    $("#search_course_input").val("").focus().val(val);
<% else %>
    <% if params[:send_type] == 'news' %>
        $("#course_news_form").html("<%= escape_javascript(render :partial => 'users/course_news_form', :locals => {:courses => @course, :user => @user, :send_id => @send_id, :send_ids => @send_ids}) %>")
    <% elsif params[:send_type] == 'file' %>
        $("#course_file_form").html("<%= escape_javascript(render :partial => 'users/course_file_form', :locals => {:courses => @course, :user => @user, :send_id => @send_id, :send_ids => @send_ids}) %>");
    <% elsif params[:send_type] == 'message' %>
        $("#course_message_form").html("<%= escape_javascript(render :partial => 'users/course_message_form', :locals => {:courses => @course, :user => @user, :send_id => @send_id, :send_ids => @send_ids}) %>");
    <% end %>
<% end %>