asp.net小问题

Question

这是一个导航，有6个标题，鼠标移入时变色，移开时灰色，我都设置好了，为什么不变呢？

Answer 1

CSS JS文件跟一下Alert出来 简化的话用JQuery 

Answer 2

<table width=200>
   <tr>
        <td bgcolor="#738278" style="cursor:hand"  onMouseOver="this.style.backgroundColor='red'" onMouseOut="this.style.background='#738278'">
移過來
          </td>
   </tr>
</table>

Answer 3

JavaScript：onmousemove="this.style.class=''"

Answer 4

应该是onmouseover="this.style.backgroundColor='#FFFFFF'"或
onmouseout="this.style.backgroundColor:Red;"

Answer 5

 <script language="javascript" type="text/javascript">
    
    
var slef = "";
var num = Math.round(Math.random() * 5);
function ajaxTab(index) {
slef = setTimeout("wait(" + index + ")", 500);

}
$(function load() {
ajaxTab(num);

})
//等待
function wait(index) {
$.ajaxTab({
Content: '#tabContent > div.contentForAjaxTab',
Content1: '#showImg > li.homeImg', Index: index
});
}
function clearThread() {
clearTimeout(slef);
document.getElementById("lab1").style.background="#868686";

}

    </script>
<table border="0" cellspacing="0" cellpadding="0" width="100%">
                    <tbody>
                        <tr>
                            <td id="lab1" style="display: block; background-color:#868686;" onmouseover="javascript:ajaxTab(0);" onmouseout="clearThread()" class="bgcolor('lab1')">
                                <h1 class="text_small text_home">
                                    <a style="color: white; font-weight: bold" id="CPH1_ctl01_hlEC" class="HLItem" href="#">
                                        数据采集卡</a></h1>
                            </td>
                            <td id="lab2" style="display: block; background-color:#868686;" onmouseover="javascript:ajaxTab(1);" onmouseout="clearThread()" class="bgcolor(lab2)">
                                <h1 class="text_small text_home">
                                    <a style="color: white; font-weight: bold" id="CPH1_ctl01_hlEA" class="HLItem" href="#">
                                        全隔离调理模块</a></h1>
                            </td>
                            <td id="lab3" style="display: block; background-color:#868686;" onmouseover="javascript:ajaxTab(2);" onmouseout="clearThread()">
                                <h1 class="text_small text_home">
                                    <a style="color: white; font-weight: bold" id="CPH1_ctl01_hlApplied" class="HLItem"
                                        href="#">外围端子板</a></h1>
                            </td>
                            
                            <td id="lab4" style="display: block; background-color:#868686;" onmouseover="javascript:ajaxTab(3);" onmouseout="clearThread()">
                                <h1 class="text_small text_home">
                                    <a style="color: white; font-weight: bold" id="CPH1_ctl01_hlINC" class="HLItem" href="#">
                                        HMI工业电脑</a></h1>
                            </td>
                            <td style="width: 150px; border-right: 0px; display: block; background-color:#868686;" id="lab5" onmouseover="javascript:ajaxTab(4);"
                                onmouseout="clearThread()">
                                <h1 class="text_small text_home">
                                    <a style="color: white; font-weight: bold" id="CPH1_ctl01_HyperLink1" class="HLItem"
                                        href="http://www.advantech.com.cn/ais/">远程IO模块/多串口卡</a></h1>
                            </td>
                        </tr>
                    </tbody>
</table>

Answer 6

这个小特效完全可以用css,不需要写一点JS.

Answer 7

看你的JS代码还有你的CSS设置