Ajax operations on page elements

Table objects in Javascript
Dom operation table object -- table method
Javascript retrieves table content

Title

<Script language = "JavaScript">
VaR STR;
</SCRIPT>

Value Method
VaR value = Window. table1.rows. Item (0). cells. Item (0). innertext;

The value of column 1st of this row
Onmousedown = "str = This. cells. Item (0). innertext"

This can take the value of the column where the mouse is located
<TD onmousedown = "str = This. innertext"> two rows and one column </TD>

CSS + JS enables the mouse to change the form background color
JS solution to IE 6 is not supported: a simple method for hover pseudo classes

Css2 stipulates that: hover pseudo classes can be applied to all elements, while IE6 only supports <A> pseudo classes. Therefore, JS is required for IE6, IE7/FF/OP/SA can be directly defined as hover.