前段分页

function fenye_yxxgtjbb(divId_bao,table_bao,show_per_page_bao){
    var divId_baostring="#"+divId_bao+"";
    divId_bao = $("#"+divId_bao+""),tableId_bao = $("#"+table_bao+""); 
    //总条数
    var number_of_items_bao = tableId_bao.find("tr").length;
    //共几页
    var number_of_pages_bao = Math.ceil(number_of_items_bao/show_per_page_bao);
    //倒数第二页
    var index_of_pages_bao = number_of_pages_bao-1;
    var current_link_bao = 0;
    //点击第一页 以及上一页
    var navigation_html_bao = '<a class="previous_link_bao" href="javascript:go_to_page_g4test(0,\''+table_bao+'\',\''+show_per_page_bao+'\');go_first_g4test(\''+divId_baostring+'\');"><div class="first_page_bao"> </div></a><a class="previous_link_bao" href="javascript:previous_g4test(\''+divId_baostring+'\',\''+table_bao+'\','+show_per_page_bao+');"><div> </div></a>';
    //Page
    navigation_html_bao += '<span class="page_span_bao page_span">页数</span>';
    //输入框
    navigation_html_bao += '<input type="text" style="width:40px;" class="num_box_bao num_box" longdesc="' + current_link_bao +'" value="'+(current_link_bao + 1)+'">';
    //共多少页
    navigation_html_bao += '<span class="page_span_bao page_span">至 ' + number_of_pages_bao +'</span>';
    //点击下一页以及最后一页
    navigation_html_bao += '<a class="next_link_bao" href="javascript:void(0)"><div> </div></a><a class="next_link_bao" href="javascript:go_to_page_g4test(' + index_of_pages_bao +',\''+table_bao+'\',\''+show_per_page_bao+'\');go_last_g4test(\''+divId_baostring+'\',\''+number_of_pages_bao+'\');"><div class="last_page_bao"> </div></a>';
    //上一页方法
    previous_g4test = function(divId_baostringNew,tableId_baoNew,show_per_page_baoNew){
        current_link_bao=$(divId_baostringNew+" "+".num_box_bao").val();
        last_page_bao = current_link_bao-2;
        if(last_page_bao>=0){
            go_to_page_g4test(last_page_bao,tableId_baoNew,show_per_page_baoNew);
            current_link_bao = current_link_bao-1;
            $(divId_baostringNew+" "+".num_box_bao").val(parseInt($(divId_baostringNew+" "+".num_box_bao").val())-1);
        }
    },
    //下一页方法
    next_g4test =function(divId_baostringNew,table_baoNew,number_of_pages_baoNew,show_per_page_baoNew){
        current_link_bao=$(divId_baostringNew+" "+".num_box_bao").val();
        last_page_bao = current_link_bao;
        if(last_page_bao<number_of_pages_baoNew){
            go_to_page_g4test(last_page_bao,table_baoNew,show_per_page_baoNew);
            current_link_bao = current_link_bao+1;
            $(divId_baostringNew+" "+".num_box_bao").val(parseInt($(divId_baostringNew+" "+".num_box_bao").val())+1);
        }
    },
    //跳转的方法
    go_to_page_g4test = function(page_num_bao,tableId_baoNew,show_per_page_baoNew){
        debugger;
        var tableId_baoNew2 = $("#"+tableId_baoNew+"");
        start_from_bao = page_num_bao * show_per_page_baoNew;
        end_on_bao = start_from_bao + show_per_page_baoNew;
        $(tableId_baoNew2).find("tr").css('display', 'none').slice(start_from_bao, end_on_bao).css({
            "display": "table-row",
            "width":"100%;"
        });
        current_link_bao = page_num_bao;
    },
    //去第一页样式方法
    go_first_g4test = function(divId_baostringNew){
        $(divId_baostringNew+" "+".num_box_bao").val(1);
    },
    //去最后一页样式方法
    go_last_g4test = function(divId_baostringNew,number_of_pages_baoNew){
        $(divId_baostringNew+" "+".num_box_bao").val(number_of_pages_baoNew);
    };
    //往页面上添加样式
    $(divId_bao).html(navigation_html_bao);
    //第一步先让table全部隐藏
    $(tableId_bao).find("tr").css({'display':'none'});
    //只展示固定几条
    $(tableId_bao).find("tr").slice(0, show_per_page_bao).css({
        "display": "table-row",
        "width":"100%;"});    
    //增加分页图片样式
    $(divId_baostring+" "+".previous_link_bao div").css({
        "width":"16px","height":"16px",
        "background":"url("+path+"/ecspresources/images/pagination_icons.png) no-repeat",
        "display":"inline-block",
        "background-position":"-16px 3px"
    });
    $(divId_baostring+" "+".next_link_bao div").css({
        "width":"16px","height":"16px",
        "background":"url("+path+"/ecspresources/images/pagination_icons.png) no-repeat",
        "display":"inline-block",
        "background-position":"-16px 3px"
    });
    $(divId_baostring+" "+".next_link_bao div").css({"background-position":"-32px 3px"});
    $(divId_baostring+" "+".first_page_bao").css({"background-position":"0 3px"});
    $(divId_baostring+" "+".last_page_bao").css({"background-position":"-48px 3px"});
    
    //为下一页添加点击事件
    $(divId_baostring+" "+".next_link_bao").click(function(){next_g4test(divId_baostring,table_bao,number_of_pages_bao,show_per_page_bao);});
    //为输入框添加事件
    $(document).ready(function(){
    $(divId_baostring+" "+".num_box_bao").on({
        "keydown":function(e){
            var key_bao = e.which;
            var will_num_bao = $(this).val()-1;
            var max_page_bao = number_of_pages_bao-1;
            // alert(max_page_bao)
            if(key_bao == 13) {
                e.preventDefault();
                if(will_num_bao>max_page_bao){
                    go_to_page_g4test(max_page_bao,table_bao,show_per_page_bao);
                    $(this).val(max_page_bao+1);
                }    
                else{go_to_page_g4test(will_num_bao,table_bao,show_per_page_bao)};
            }
        },
        "click":function(){
            $(this).css({"border":"1px solid #8bade4"});
        },
        "blur":function(){
            $(this).css({"border":"1px solid #cccccc"});
        }
    })
})
}



fenye_yxxgtjbb('Page_Fen_kgzx_khqgl','manage-content-tbody',num);