<html> <head> <meta http-equiv= "Content-Type " content= "text/html; charset=gb2312 "> <title> 鎖定表頭 </title> <style type="text/css"> .fixedHeaderTr { z-index:10; position:relative; top:expression(this.offsetParent.scrollTop); }; .relativeTag { position:relative; }; .fixedHeaderCol { background-color:#cccccc; position:relative; left:expression(this.parentElement.offsetParent.scrollLeft); }; .mainDiv { overflow:auto; scrollbar-face-color:9999ff; height:expression((document.body.clientHeight-this.offsetTop-20> this.children[0].offsetHeight)?(this.children[0].offsetHeight+20) : (document.body.clientHeight-this.offsetTop-20)); width:expression(document.body.clientWidth-20); } </style> </head> <body> <br> <br> <div class= "mainDiv " id=mailContainerDiv> <table width= "100% " cellspacing=0 border=1 style= "margin-top:-2;margin-left:-1 "> <TR class= "fixedHeaderTr " style= "background:navy;color:white; "> <TD nowrap class= "fixedHeaderCol " style= "background:navy;color:white; "> Header A </TD> <TD nowrap class= "fixedHeaderCol " style= "background:navy;color:white; "> Header B </TD> <TD nowrap> Header C </TD> </TR> <TR class= "relativeTag " > <TD class= "fixedHeaderCol " > A </TD> <TD class= "fixedHeaderCol " > B </TD> <TD nowrap > <br> </TD> </TR > <TR class= "relativeTag " > <TD class= "fixedHeaderCol " > A </TD> <TD class= "fixedHeaderCol "> B </TD> <TD> C </TD> </TR> <TR class= "relativeTag " > <TD class= "fixedHeaderCol " > A </TD> <TD class= "fixedHeaderCol "> B </TD> <TD> C </TD> </TR> <TR class= "relativeTag " > <TD class= "fixedHeaderCol " > A </TD> <TD class= "fixedHeaderCol "> B </TD> <TD> C </TD> </TR> <TR class= "relativeTag " > <TD class= "fixedHeaderCol " > A </TD> <TD class= "fixedHeaderCol "> B </TD> <TD> C </TD> </TR> <TR class= "relativeTag " > <TD class= "fixedHeaderCol " > A </TD> <TD class= "fixedHeaderCol "> B </TD> <TD> C </TD> </TR> <TR class= "relativeTag " > <TD class= "fixedHeaderCol " > A </TD> <TD class= "fixedHeaderCol "> B </TD> <TD> C </TD> </TR> <TR class= "relativeTag " > <TD class= "fixedHeaderCol " > A </TD> <TD class= "fixedHeaderCol "> B </TD> <TD> C </TD> </TR> <TR class= "relativeTag " > <TD class= "fixedHeaderCol " > A </TD> <TD class= "fixedHeaderCol "> B </TD> <TD> C </TD> </TR> </table> </div> </body> </html>