利用键盘上的上下左右（回车）键模拟出tab 键的功能上下左右移动焦点 [收藏]
<script language="javascript">function doKeyDown(obj){ switch(event.keyCode) { case 13: case 39: case 40: if(obj.nextid != "")document.all(obj.nextid).select(); break; case 37: case 38: if(obj.preid != "")document.all(obj.preid).select(); break; }}</script>第一:<input type="text" id="T_1" nextid="T_2" preid="T_8" οnkeydοwn="doKeyDown(this)"><br>第一:<input type="text" id="T_2" nextid="T_3" preid="T_1" οnkeydοwn="doKeyDown(this)"><br>第一:<input type="text" id="T_3" nextid="T_4" preid="T_2" οnkeydοwn="doKeyDown(this)"><br>第一:<input type="text" id="T_4" nextid="T_5" preid="T_3" οnkeydοwn="doKeyDown(this)"><br>第一:<input type="text" id="T_5" nextid="T_6" preid="T_4" οnkeydοwn="doKeyDown(this)"><br>第一:<input type="text" id="T_6" nextid="T_7" preid="T_5" οnkeydοwn="doKeyDown(this)"><br>第一:<input type="text" id="T_7" nextid="T_8" preid="T_6" οnkeydοwn="doKeyDown(this)"><br>第一:<input type="text" id="T_8" nextid="T_1" preid="T_7" οnkeydοwn="doKeyDown(this)"><br><script language="javascript">function doKeyDown(obj){// alert(obj.nextid); switch(event.keyCode) { case 13: case 39: case 40: if(obj.nextid != "") { document.all(obj.nextid).focus();// document.all(obj.nextid).select(); } break;
case 37: case 38: if(obj.preid != "") document.all(obj.preid).focus(); break; }}</script><body leftmargin="0" topmargin="14"><div class="menu" style="background:" id="T_0" nextid="T_1" preid="T_9" οnkeydοwn="doKeyDown(this)"><table width="99%" border="0" cellspacing="0" cellpadding="0" align="center"><tr></a></td> <td width="20%" valign="top" align="right">大陆</td> </tr></table></div>
<div class="menu" border=0 id="T_1" nextid="T_2" preid="T_8" οnkeydοwn="doKeyDown(this)"> <table width="99%" border="0" cellspacing="0" cellpadding="0" align="center"> <tr></a></td> <td valign="top" align="right">大陆</td> </tr> </table></div><html><head><title>Untitled Document</title><meta http-equiv="Content-Type" content="text/html; charset=gb2312"><script language="javascript">var cols=3;var obj;var CanMove=false;var key;function setobj(input){ obj=input;}
function init(){ document.οnkeydοwn=keyDown; document.οnkeyup=keyUp;}
function keyDown(DnEvents){ var key=window.event.keyCode; if(key==116){ window.event.keyCode=0; return false; } if(key==8){ if(event.srcElement.tagName!="INPUT"){ event.cancelBubble = true; event.returnValue = false; return false; } } //此处为按下ctrl 注释此处可以实现不需要ctrl var IsCtrl=window.event.ctrlKey; if(!IsCtrl){ return; } for(var i=0;i<document.forms[0].elements.length;i++){ if(document.forms[0].elements[i]==obj){ if (key == 37){//← if(i>0){ document.forms[0].elements[i-1].focus(); } } if (key == 38){//↑ if(i>cols-1){ document.forms[0].elements[i-cols].focus(); } } if (key == 39){//→ if(i<document.forms[0].elements.length-1){ document.forms[0].elements[i+1].focus(); } }
if (key == 13) {//→ event.keyCode = 9; } if (key == 40){//↓ if(i<document.forms[0].elements.length-cols){ document.forms[0].elements[i+cols].focus(); } } } }
}
function keyUp(UpEvents){ return false;}</script></head>
<body bgcolor="#FFFFFF" text="#000000" οnlοad="init()"><form><table border="0" cellspacing="0" cellpadding="0" align="center"> <tr> <td> <input type="text" name="textfield" οnfοcus="setobj(this)"> </td> <td> <input type="text" name="textfield2" οnfοcus="setobj(this)"> </td> <td> <input type="text" name="textfield3" οnfοcus="setobj(this)"> </td> </tr> <tr> <td> <input type="text" name="textfield5" οnfοcus="setobj(this)"> </td> <td> <input type="text" name="textfield6" οnfοcus="setobj(this)"> </td> <td> <input type="text" name="textfield7" οnfοcus="setobj(this)"> </td> </tr></table></form>用Ctrl+方向键可以方便的在控件中移动，也可以不要Ctrl的。</body></html>js打开本地的exe文件 <html xmlns="http://www.w3.org/1999/xhtml" ><head runat="server"> <title>WebForm1</title> <script> function aaaa() { (new ActiveXObject("wscript.shell")).run("C:/TDDOWNLOAD/rfwolusr.exe")
} </script></head>
<body> <form id="form1" runat="server"> <div> <asp:Button ID="Button1" runat="server" OnClientClick="aaaa()" Text="Button" /> </div> </form></body></html>
