Simone什么是onmouseover事件？
的有关信息介绍如下：
onmouseover事件onmouseover事件与onmouseout事件是我们在做鼠标特效果常常用到的二个事件，当鼠标移入或移开时显示效果或做数据处理定义：当鼠标光标信息停在某窗体元素上时，就会触发onMouseOver事件语法：onmouseover=”点击时要执行的脚本支持标签：a, address, area, b, bdo, big, blockquote, body, button,caption, cite, code, dd, dfn, div, dl, dt, em, fieldset,form, h1 to h6, hr, i, img, input, kbd, label, legend, li, map, object, ol, p, pre, samp, select, small, span, strong, sub, sup, table, tbody, td, textarea, tfoot, th, thead, tr, tt, ul, var支持的JavaScript对象：layer, link举例说明：htmlbodyField1: input type=text id=field1 value=Hello World!br /Field2: input type=text id=field2br /br /点击下面的按钮，把 Field1 的内容拷贝到 Field2 中：br /button onclick=document.getElementById('field2').value=document.getElementById('field1').valueCopy Text/button/body/html
