function sysSetCB(txt) {
	copytext = new String(txt);
	netscape.security.PrivilegeManager.enablePrivilege('UniversalXPConnect');
	var str = Components.classes["@mozilla.org/supports-string;1"].createInstance(Components.interfaces.nsISupportsString);
	if (!str) return false;
	str.data=copytext;
	
	var trans = Components.classes["@mozilla.org/widget/transferable;1"].createInstance(Components.interfaces.nsITransferable);
	if (!trans) return false;
	
	trans.addDataFlavor("text/unicode");
	trans.setTransferData("text/unicode",str,copytext.length*2);
	
	var clipid=Components.interfaces.nsIClipboard;
	var clip = Components.classes["@mozilla.org/widget/clipboard;1"].getService(clipid);
	if (!clip) return false;
	
	clip.setData(trans,null,clipid.kGlobalClipboard);
}

function sysGetCB() {
	netscape.security.PrivilegeManager.enablePrivilege('UniversalXPConnect');
	var clip = Components.classes["@mozilla.org/widget/clipboard;1"].createInstance(Components.interfaces.nsIClipboard);
	if (!clip) return false;
	
	var trans = Components.classes["@mozilla.org/widget/transferable;1"].createInstance(Components.interfaces.nsITransferable);
	if (!trans) return false;
	trans.addDataFlavor("text/unicode");

	clip.getData(trans,clip.kGlobalClipboard);

	var str=new Object();
	var strLength=new Object();
	
	trans.getTransferData("text/unicode",str,strLength);

	if (str) str=str.value.QueryInterface(Components.interfaces.nsISupportsString);
	if (str) pastetext=str.data.substring(0,strLength.value / 2);
	return pastetext;
}

function sysClearCB() {
	return;
}