<form id="form1">
<input type="text" name="text1" value="1234567890">
<input type=button value=click onclick=a()>
</form>
<script language="javascript">
//<!--
function a() {
document.selection.createRange().text="<a>"+document.selection.createRange().text+"</a>"
}
//-->
</script>
<input type="text" name="text1" value="1234567890">
<input type=button value=click onclick=a()>
</form>
<script language="javascript">
//<!--
function a() {
document.selection.createRange().text="<a>"+document.selection.createRange().text+"</a>"
}
//-->
</script>
<HEAD>
<SCRIPT>
function storeCaret(textEl)
{
if(textEl.createTextRange)
textEl.caretPos = document.selection.createRange().duplicate();
}
function insertAtCaret(textEl,text){
if(textEl.createTextRange && textEl.caretPos){
var caretPos = textEl.caretPos;
caretPos.text = caretPos.text.charAt(caretPos.text.length - 1) == '' ? text + '' : text;
}
else
textEl.value = text;
}
</SCRIPT>
</HEAD>
<BODY>
<FORM NAME="aForm">
<TEXTAREA NAME="aTextArea" ROWS="5" COLS="80" WRAP="soft" ONSELECT="storeCaret(this);" ONCLICK="storeCaret(this);" ONKEYUP="storeCaret(this);">测试测试测试测试测试测试</TEXTAREA>
<BR>
<INPUT TYPE="text" NAME="aText" SIZE="80" VALUE="要插入的文字">
<BR>
<INPUT TYPE="button" VALUE="在光标处插入" ONCLICK="insertAtCaret(this.form.aTextArea,this.form.aText.value);">
</FORM>
</BODY>
</HTML>