Code
<a onclick="changeclo(this)">添加项目</a>
<a onclick="changeclo(this)">修改项目</a>
<a onclick="changeclo(this)">查看项目</a>
<Style type="text/css">
.a1{text-decoration: none; color:#ff0000}
</Style>
<SCRIPT>
function changeclo(obj){
var lab = document.getElementsByTagName("a");
for (var i = 0; i < lab.length; i++)
{
lab[i].className="";
}
obj.className="a1";
}
</SCRIPT>
<a onclick="changeclo(this)">添加项目</a>
<a onclick="changeclo(this)">修改项目</a>
<a onclick="changeclo(this)">查看项目</a>
<Style type="text/css">
.a1{text-decoration: none; color:#ff0000}
</Style>
<SCRIPT>
function changeclo(obj){
var lab = document.getElementsByTagName("a");
for (var i = 0; i < lab.length; i++)
{
lab[i].className="";
}
obj.className="a1";
}
</SCRIPT>
点击测试: