给楼主一个完整的例子： <HTML> <BODY> <H1 unselectable="on">Creating a Link and Retrieving the URL</H1> <script> function AddLink() {//Identify selected text var sText = document.selection.createRange(); if (!sText==""){ //Create link document.execCommand("CreateLink"); //Replace text with URL if (sText.parentElement().tagName == "A"){ sText.parentElement().target = "_blank"; document.execCommand("ForeColor","false","#FF0033"); } } else{ alert("Please select some blue text!"); } } </script> <P unselectable="on">Select any portion of the following blue text, such as "My favorite Web site". Click the button to turn the selected text into a link. The text will be changed to the URL that you specify.</P> <P style="color=#3366CC">My favorite Web site is worth clicking on. Don't forget to check out my favorite music group!</P> <BUTTON onclick="AddLink()" unselectable="on">Click to add link</BUTTON> </BODY> </HTML>
具体方法LZ请看这个帖子http://bbs.51js.com/viewthread.php?tid=10973
<HTML>
<BODY>
<H1 unselectable="on">Creating a Link and Retrieving the URL</H1>
<script>
function AddLink()
{//Identify selected text
var sText = document.selection.createRange();
if (!sText==""){
//Create link
document.execCommand("CreateLink");
//Replace text with URL
if (sText.parentElement().tagName == "A"){
sText.parentElement().target = "_blank";
document.execCommand("ForeColor","false","#FF0033");
}
}
else{
alert("Please select some blue text!");
}
}
</script>
<P unselectable="on">Select any portion of the following blue text, such as "My favorite Web site". Click the button to turn the selected text into a link. The text will be changed to the URL that you specify.</P>
<P style="color=#3366CC">My favorite Web site is worth clicking on. Don't forget to check out my favorite music group!</P>
<BUTTON onclick="AddLink()" unselectable="on">Click to add link</BUTTON>
</BODY>
</HTML>