3、在button的onClick事件中输入this.RegisterClientScriptBlock("e","<scriptlanguage=javascript>history.go(-2);</script>"); 三、弹出框1、 弹出提示框Alert("提示框，呵呵");2、 弹出确认框return confirm("确认框，呵呵");四、其它常用JS1. oncontextmenu="window.event.returnValue=false" 将彻底屏蔽鼠标右键<table border oncontextmenu=return(false)><td>no</table> 可用于Table2. <body onselectstart="return false"> 取消选取、防止复制3. onpaste="return false" 不准粘贴4. oncopy="return false;" oncut="return false;" 防止复制5. <link rel="Shortcut Icon" href="favicon.ico"> IE地址栏前换成自己的图标6. <link rel="Bookmark" href="favicon.ico"> 可以在收藏夹中显示出你的图标7. <input style="ime-mode:disabled"> 关闭输入法8. 永远都会带着框架 <script language="JavaScript"><!-- if (window == top)top.location.href = "frames.htm"; //frames.htm为框架网页 // --></script>9. 防止被人frame <SCRIPT LANGUAGE=JAVASCRIPT><!-- if (top.location != self.location)top.location=self.location; // --></SCRIPT>10. <noscript><iframe src=*.html></iframe></noscript> 网页将不能被另存为11. <input type=button value=查看网页源代码 onclick="window.location = \''view-source:\''+ \''http://www.csdn.net/\''">12. 怎样通过asp的手段来检查来访者是否用了代理<% if Request.ServerVariables("HTTP_X_FORWARDED_FOR")<>"" thenresponse.write "<font color=#FF0000>您通过了代理服务器，"& _ "真实的IP为"&Request.ServerVariables("HTTP_X_FORWARDED_FOR") end if %>13. 取得控件的绝对位置//Javascript<script language="Javascript">function getIE(e){ var t=e.offsetTop;var l=e.offsetLeft;while(e=e.offsetParent){ t+=e.offsetTop;l+=e.offsetLeft;}alert("top="+t+"\nleft="+l);}</script>//VBScript<script language="VBScript"><!-- function getIE()dim t,l,a,bset a=document.all.img1t=document.all.img1.offsetTopl=document.all.img1.offsetLeftwhile a.tagName<>"BODY"seta = a.offsetParentt=t+a.offsetTopl=l+a.offsetLeftwendmsgbox "top="&t&chr(13)&"left="&l,64,"得到控件的位置"end function --></script>14. 光标是停在文本框文字的最后<script language="javascript">function cc(){ var e = event.srcElement;var r =e.createTextRange();r.moveStart(\''character\'',e.value.length);r.collapse(true);r.select(); }</script> <input type=text name=text1 value="123" onfocus="cc()">15. 判断的来源asp: request.servervariables("HTTP_REFERER")java script: document.referrer16. 最小化、最大化、关闭窗口<object id=hh1classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11"><param name="Command" value="Minimize"></object><objectid=hh2 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11"><param name="Command" value="Maximize"></object><OBJECT id=hh3classid="clsid:adb880a6-d8ff-11cf-9377-00aa003b7a11"><PARAM NAME="Command" VALUE="Close"></OBJECT><input type=button value=最小化 onclick=hh1.Click()><input type=button value=最大化 onclick=hh2.Click()><input type=button value=关闭 onclick=hh3.Click()> 本例适用于IE
