<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN"> <html><head> <title>測試</title> <meta http-equiv="Content-type" content="text/html; charset=gb2312"> <meta http-equiv="pragma" content="no-cache"> <style type="text/css"><!-- .textiploghidden { BORDER-RIGHT: 2px; BORDER-TOP: 2px; FONT-SIZE: 12px; BORDER-LEFT: 2px; WIDTH: 30px; COLOR: #ffffff; BORDER-BOTTOM: 2px; FONT-FAMILY: sans-serif; HEIGHT: 22px; border: 1 solid #000000 } .textipinput { BORDER-RIGHT: 0px; BORDER-TOP: 0px; FONT-SIZE: 11px; BORDER-LEFT: 0px; WIDTH: 30px; COLOR: #000000; BORDER-BOTTOM: 0px; FONT-FAMILY: sans-serif; HEIGHT: 19px; BACKGROUND-COLOR: #ffffff; TEXT-ALIGN: center } --></style> <SCRIPT language=JavaScript1.2> function checkIPValid_1() { if(event.shiftKey) { event.returnValue=false; return; } var keyCode = parseInt(event.keyCode); var result=true; if((keyCode==8) || (keyCode==37) || (keyCode==39) || (keyCode==9)) return; if((keyCode>=48) && (keyCode<=57)) return; else result=false; if((keyCode>=96) && (keyCode<=105)) return; else result=false; if((keyCode==110) || (keyCode==190) || (keyCode==32)) { event.keyCode=9; return; } if(result==false) event.returnValue=false; } function checkIPValid_2(formname,ip) { var form = eval("document."+formname) var ip_1 = parseInt(eval("form."+ip+".value")); if(ip_1>223) { eval("form."+ip).value="223"; alert(ip_1+"不是個有效項目，請指定一個介於1和223之間的數值"); } else if(ip_1==127) { eval("form."+ip).value="1"; alert("以127開頭的IP地址無效，因為它們保留用作迴路位址，請在1和223之間指定一些其他有效值"); } } function checkIPValid_3(mask) { if(typeof(mask) != 'object'){ mask = eval(mask) } var maskInt=parseInt(mask.value); if((maskInt<0) || (maskInt>255)) { mask.value=255; alert(maskInt+"不是個有效項目，請指定一個介於0和255之間的數值"); } } function checkIPValid_4(mask) { var maskInt=parseInt(mask.value); if((maskInt<0) || (maskInt>32)) { mask.value=""; alert("掩碼錯誤，請指定一個介於0和32之間的數值"); } } function checkIPValid_5() { var keyCode = parseInt(event.keyCode); var result=true; if((keyCode==219) || (keyCode==221) || (keyCode==191) || (keyCode==220) || (keyCode==186) || (keyCode==32)) { result=false; } if(result==false) event.returnValue=false; } </sCRIPT> </head> <body> <form name=form1> <table width="100%" border="0" cellpadding="4" cellspacing="2"> <tr> <td colspan="2" align="right" ><table border="0" cellpadding="0" cellspacing="0"> <tr> <td width="80" align="right" >IP地址：</td> <td width="200" align="left" valign="bottom" ><table border="0" cellpadding="0" cellspacing="0" class="textiploghidden" > <tr> <td width="50" align="center" valign="bottom"><input name="ip1" maxlength="3" class="textipinput" value="" onKeyDown="checkIPValid_1()" onKeyUp="checkIPValid_2('form1','ip1')"/></td> <td align="center" width="4" >.</td> <td width="50" align="center" valign="bottom"><input name="ip2" maxlength="3" class="textipinput" value="" onKeyDown="checkIPValid_1()" onKeyUp="checkIPValid_3(eval('document.form1.ip2'))"/></td> <td align="center" width="4" >.</td> <td width="50" align="center" valign="bottom"><input name="ip3" maxlength="3" class="textipinput" value="" onKeyDown="checkIPValid_1()" onKeyUp="checkIPValid_3(eval('document.form1.ip3'))"/></td> <td align="center" width="4" >.</td> <td width="50" align="center" valign="bottom"><input name="ip4" maxlength="3" class="textipinput" value="" onKeyDown="checkIPValid_1()" onKeyUp="checkIPValid_3(eval('document.form1.ip4'))"/></td> </tr> </table></td> </tr> </table></td> </tr> </table> </form> </body> </html>
[Ctrl+A 全選 注:如需引入外部Js需重新整理才能執行]
