]<script>
function overIt(){
var the_obj = event.srcElement;
if(the_obj.tagName.toLowerCase() == "td"){
the_obj=the_obj.parentElement;
the_obj.oBgc=the_obj.currentStyle.backgroundColor; the_obj.oFc=the_obj.currentStyle.color;
the_obj.style.backgroundColor='red';
the_obj.style.color='blue';
the_obj.style.textDecoration='underline';
}
}
function outIt(){
var the_obj = event.srcElement;
if(the_obj.tagName.toLowerCase() == "td"){
the_obj=the_obj.parentElement;
the_obj.style.backgroundColor=the_obj.oBgc;
the_obj.style.color=the_obj.oFc;
the_obj.style.textDecoration='';
}
}
</script>
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
