测试

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.csharpcode pre { margin: 0em; }

.csharpcode .rem { color: #008000; }

.csharpcode .kwrd { color: #0000ff; }

.csharpcode .str { color: #A31515; }

.csharpcode .op { color: #0000c0; }

.csharpcode .preproc { color: #0000ff; }

.csharpcode .asp { background-color: #ffff00; }

.csharpcode .html { color: #800000; }

.csharpcode .attr { color: #ff0000; }

.csharpcode .type { color: #2B91AF;}

.csharpcode .alt {  background-color: #f4f4f4;   100%;  margin: 0em; }

.csharpcode .lnum { color: #606060; } </style> <pre class="csharpcode">   function getClipboard() {             <span class="kwrd">if</span> (window.clipboardData) {                 <span class="kwrd">return</span> (window.clipboardData.getData(<span class="str">'Text'</span>));             }             <span class="kwrd">else</span> <span class="kwrd">if</span> (window.netscape) {                 netscape.security.PrivilegeManager.enablePrivilege(<span class="str">'UniversalXPConnect'</span>);                 var clip = Components.classes[<span class="str">'@mozilla.org/widget/clipboard;1'</span>].createInstance(Components.interfaces.nsIClipboard);                 <span class="kwrd">if</span> (!clip) <span class="kwrd">return</span>;                 var trans = Components.classes[<span class="str">'@mozilla.org/widget/transferable;1'</span>].createInstance(Components.interfaces.nsITransferable);                 <span class="kwrd">if</span> (!trans) <span class="kwrd">return</span>;                 trans.addDataFlavor(<span class="str">'text/unicode'</span>);                 clip.getData(trans, clip.kGlobalClipboard);                 var str = <span class="kwrd">new</span> Object();                 var len = <span class="kwrd">new</span> Object();                 <span class="kwrd">try</span> {                     trans.getTransferData(<span class="str">'text/unicode'</span>, str, len);                 }                 <span class="kwrd">catch</span> (error) {                     <span class="kwrd">return</span> <span class="kwrd">null</span>;                 }                 <span class="kwrd">if</span> (str) {                     <span class="kwrd">if</span> (Components.interfaces.nsISupportsWString) str = str.<span class="kwrd">value</span>.QueryInterface(Components.interfaces.nsISupportsWString);                     <span class="kwrd">else</span> <span class="kwrd">if</span> (Components.interfaces.nsISupportsString) str = str.<span class="kwrd">value</span>.QueryInterface(Components.interfaces.nsISupportsString);                     <span class="kwrd">else</span> str = <span class="kwrd">null</span>;                 }                 <span class="kwrd">if</span> (str) {                     <span class="kwrd">return</span> (str.data.substring(0, len.<span class="kwrd">value</span> / 2));                 }             }             <span class="kwrd">return</span> <span class="kwrd">null</span>;         }         function readClipboardData() {             var str = getClipboard();             var len = str.split(<span class="str">" "</span>); <span class="rem">//获取行数</span>

            document.getElementById(<span class="str">"txtContent"</span>).<span class="kwrd">value</span> = str;         }</pre>