var isie = /msie/.test(navigator.useragent.tolowercase()); 
var isw3c =typeof document.compatmode != 'undefined' && document.compatmode != 'backcompat'?true:false;
function stoperror() {
  return true;
}
window.onerror = stoperror;
function getcookie(name) {
	var cookie_start = document.cookie.indexof(name);
	var cookie_end = document.cookie.indexof(";", cookie_start);
	return cookie_start == -1 ? '' : unescape(document.cookie.substring(cookie_start + name.length + 1, (cookie_end > cookie_start ? cookie_end : document.cookie.length)));
}

function setcookie(cookiename, cookievalue, seconds, path, domain, secure) {
	seconds = seconds ? seconds : 8400000;
	var expires = new date();
	expires.settime(expires.gettime() + seconds);
	document.cookie = escape(cookiename) + '=' + escape(cookievalue)
		+ (expires ? '; expires=' + expires.togmtstring() : '')
		+ (path ? '; path=' + path : '/')
		+ (domain ? '; domain=' + domain : '')
		+ (secure ? '; secure' : '');
}
function insertflash(flash,vars,width,height,id,box){
  var flashhtml='<object classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" ';
  flashhtml+='codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,29,0" ';
  flashhtml+='width="' + width + '" height="' + height + '" id="' + id + '">';
  flashhtml+='<param name="movie" value="' + flash + '">';
  flashhtml+='<param name="quality" value="high">';
  flashhtml+='<param name="wmode" value="transparent">';
  flashhtml+='<param name="allowscriptaccess" value="samedomain">';
  flashhtml+='<param name="flashvars" value="'+vars+'">';
  flashhtml+='<embed src="' + flash + '" name="' + id + '" quality="high" allowscriptaccess="always" pluginspage="http://www.macromedia.com/go/getflashplayer" ';
  flashhtml+='type="application/x-shockwave-flash" width="' + width + '" flashvars="'+vars+'" wmode="transparent" height="' + height + '"></embed>';
  flashhtml+='</object>';
  $(flashhtml).appendto(box);
}
function pageheight(){ 
  if($.browser.msie){ 
    return document.compatmode == "css1compat"? document.documentelement.clientheight : document.body.clientheight; 
  }else{ 
    return self.innerheight; 
  } 
}
function pagewidth(){ 
  if($.browser.msie){ 
    return document.compatmode == "css1compat"? document.documentelement.clientwidth : document.body.clientwidth; 
  }else{ 
    return self.innerwidth; 
  }
}
function in_array(k,arr){
  for(var i=0;i<arr.length;i++){
    if(k==arr[i])return true;
  }
  return false;
}
function d(){
  return top.document.getelementbyid("group_body").contentwindow;
}
function drag(o){
	o.onmousedown=function(a){
		var d=document;if(!a)a=window.event;
		var x=a.layerx?a.layerx:a.offsetx,y=a.layery?a.layery:a.offsety;
    var b=document.all?a.srcelement:a.target;
		if(o.setcapture)
			o.setcapture();
		else if(window.captureevents)
			window.captureevents(event.mousemove|event.mouseup);

		d.onmousemove=function(a){
			if(!a)a=window.event;
			if(!a.pagex)a.pagex=a.clientx;
			if(!a.pagey)a.pagey=a.clienty;
			var tx=a.pagex-x,ty=a.pagey-y;
			var px=isie ? document.documentelement.scrollleft : pagexoffset;
			var py=isie ? document.documentelement.scrolltop : pageyoffset;
      o.style.left=(px + tx)+'px';
      o.style.top=(py + ty)+'px';
		};

		d.onmouseup=function(){
			if(o.releasecapture)
				o.releasecapture();
			else if(window.captureevents)
				window.captureevents(event.mousemove|event.mouseup);
			d.onmousemove=null;
			d.onmouseup=null;
		};
	};
}
function onezfile(s){
  var o=s.split('|');
  token=o[0];
  var filename=$('#'+token).attr('filename');
  var fileurl=$('#'+token).attr('fileurl');
  $('#'+token).remove();
  if(o[1]=='security'){
    printchat('文件“'+filename+'”已被flash安全机制阻止，请点击<a href="'+fileurl+'" target="_blank">这里</a>下载！','im_info');
  }else if(o[1]=='ioerror'){
    printchat('文件“'+filename+'”的下载地址已失效','im_info');
  }else if(o[1]=='close'){
    //printchat('','im_info');
  }else if(o[1]=='cancel'){
    printchat('您取消了文件“'+filename+'”的下载','im_info');
  }else if(o[1]=='ok'){
    printchat('文件“'+filename+'”下载完毕','im_info');
  }
}
function eventcheck(){
  try{
    var execstrs=$('#eventbox').html();
    $('#eventbox').html('');
    if(execstrs.length>0){
      eval(execstrs);
    }
  }catch(e){}
}