<html> <head> <title> hide DIV </title> <script language="javascript"> function hideDIV() ...{ var objDIV = document.getElementById("hide"); //alert(objDIV.style.display); if("" == objDIV.style.display) ...{ document.getElementById("hide").style.display = "none"; document.getElementById("Btn").value = "显示"; } else ...{ document.getElementById("hide").style.display = ""; } } </script> </head><body> <div id="hide"> Inventwrom </div> <table> <tr> <td><input id="Btn" type="button" value="隐藏" onclick="hideDIV()"></td> </tr> </table></body></html>