function checkvote(f)
{
	for(var i = 0; i < f.voteitem.length; i++)
		if (f.voteitem[i].checked) return true;
	alert('请选择投票项！');
	return false;
}

var voteid = 0;
function listvotedusers(id)
{
	voteid = id;
	var request  = new Ajax(); 
	request.get("vote.aspx?action=listusers&voteid=" + id + "&timestamp=" + (new Date().getTime()), showresult);
}

function showresult(xmlobj)
{
	if (xmlobj.readyState == 4)
	{
		var response	= xmlobj.responseText;
		var result		= $("listuser" + voteid);
		result.innerHTML= response;
		
	}
}

function AdjustSignature()
{
	var objs = document.getElementsByClassName("sign");
	
	for (var i = 0; i < objs.length; i++)
	{
		if (objs[i].offsetHeight > 59)
		{
			objs[i].style.height = "59px";
		}
	}
}

function runCode(a)
{
	var frame = a.parentNode.parentNode.nextSibling;
	var w = window.open('');
	w.document.write(htmldecode(frame.innerHTML));
}

function switchCodeMode(a)
{
	var frame = a.parentNode.parentNode.nextSibling;
	if (frame.className == 'codeIn') frame.className = 'codeInAll';		 
	else  frame.className = 'codeIn'; 
}
 
function copyToClipboard(a) {  
	 var txt = a.parentNode.parentNode.nextSibling.innerText;
     if(window.clipboardData) {        
             window.clipboardData.clearData();        
             window.clipboardData.setData("Text", txt);        
     } else if(navigator.userAgent.indexOf("Opera") != -1) {        
          window.location = txt;        
     } else if (window.netscape) {        
          try {        
               netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");        
          } catch (e) {        
               alert("被浏览器拒绝！\n请在浏览器地址栏输入'about:config'并回车\n然后将'signed.applets.codebase_principal_support'设置为'true'");        
          }        
          var clip = Components.classes['@mozilla.org/widget/clipboard;1'].createInstance(Components.interfaces.nsIClipboard);        
          if (!clip)        
               return;        
          var trans = Components.classes['@mozilla.org/widget/transferable;1'].createInstance(Components.interfaces.nsITransferable);        
          if (!trans)        
               return;        
          trans.addDataFlavor('text/unicode');        
          var str = new Object();        
          var len = new Object();        
          var str = Components.classes["@mozilla.org/supports-string;1"].createInstance(Components.interfaces.nsISupportsString);        
          var copytext = txt;        
          str.data = copytext;        
          trans.setTransferData("text/unicode",str,copytext.length*2);        
          var clipid = Components.interfaces.nsIClipboard;        
          if (!clip)        
               return false;        
          clip.setData(trans,null,clipid.kGlobalClipboard);        
          alert("复制成功！")        
     }        
}