对textarea框的代码调试,而且功能上使用非常方便,酷

  <HTML>

  <HEAD>

  <META http-equiv='Content-Type' content='text/html; charset=gb2312'>

  <TITLE>对textarea框的代码调试,而且功能上使用非常方便,酷</TITLE>

  </HEAD>

  <BODY >

  <SCRIPT>function JM_cc(ob){

  ob.select();js=ob.createTextRange();js.execCommand("Copy");

  }</SCRIPT>

  <TABLE cellSpacing=0 cellPadding=0 width="99%" border=0>

  <TBODY>

  <TR>

  <TD align=middle width="100%">代码说明</TD></TR>

  <TR>

  <TD align=middle width="100%"></TD></TR></TBODY></TABLE>

  <FORM action=--WEBBOT-SELF---------------- method=post>

  <DIV align=center>

  <CENTER><TEXTAREA name=txt rows=20 cols=65></TEXTAREA></CENTER><BR></DIV>

  <CENTER><TABLE cellSpacing=0 cellPadding=0 border=0>

  <TBODY>

   <TR bgColor=#f0fff0>

  <TD align=middle width="17%"><FONT color=#004080><INPUT onclick=javascript:this.form.txt.focus();this.form.txt.select(); type=button value="代 码 全 选"></FONT></TD>

  <TD align=middle width="17%"><INPUT onclick="window.open('view-source:file:///C:/windows/autoexec.bat','_self')" type=button value=使用记事本></TD>

  <TD align=middle width="20%"><FONT color=#004080><INPUT id=flashit onclick=test() type=button value=调试运行本代码 name=tryit></FONT></TD>

  <TD align=middle width="21%"><FONT color=#004080><INPUT onclick=JM_cc(txt) type=button value=直接复制到剪贴板></FONT></TD>

  </TR>

  </TBODY></TABLE>

  <TABLE width="100%">

  <DIV align=center>

  <CENTER></DIV>

  <TBODY></TBODY></TABLE></CENTER>

  <SCRIPT language=JavaScript1.2>

  function MM_findObj(n, d) { //v4.0

  var p,i,x; if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {

  d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}

  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];

  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);

  if(!x && document.getElementById) x=document.getElementById(n); return x;}

  function test(){

  obj=MM_findObj('txt');

  if (obj.value.length<1) {alert("请输入代码后按运行!");obj.focus();}

  else{

  var winEx = window.open("", "winEx", "width=400,height=400,status=yes,menubar=yes,scrollbars=yes,resizable=yes"); winEx.document.open("text/html", "replace");

  winEx.document.write(obj.value);

  winEx.document.close();}}

  if (document.all&&document.all.flashit){

  var flashelement=document.all.flashit

  if (flashelement.length==null)

  flashelement[0]=document.all.flashit

  function changecolor(which){

  if (flashelement[which].style.color=='')

  flashelement[which].style.color="#FF8040"

  else

  flashelement[which].style.color=""}

  if (flashelement.length==null)

  setInterval("changecolor(0)",1000)

  else

  for (i=0;i<flashelement.length;i++){

  var tempvariable='setInterval("changecolor('+i+')",'+'1000)'

  eval(tempvariable)}}

  </SCRIPT>

  </BODY></HTML>