function popwin(path)
{		
window.open(path,"","height=355,width=300,resizable=no,scrollbars=no,status=no,toolbar=no,menubar=no,location=no");
}

function popwin3(path)
{		
window.open(path,"","height=340,width=340,resizable=no,scrollbars=no,status=no,toolbar=no,menubar=no,location=no");
}

var ckflag=false;
function checkinput()
{
	var content=document.frmAnnounce.commentmain.value;
	if(content=="")
	{
		alert('评论不能为空!');
		document.frmAnnounce.commentmain.focus();
		return false;
	}
	if(content.length<4)
	{
		alert('评论长度应大于3个字符!');
		document.frmAnnounce.commentmain.focus();
		return false;
	}
	if(content.indexOf("密码")>-1){
		if(!ckflag){
			ckflag=true;
			alert('解压密码请注意“本站下载”按钮下方提示！！');
			return false;
		}
	}
	return true;
}

function getScrollTop()
{
    var scrollTop=0;
    if(document.documentElement&&document.documentElement.scrollTop)
    {
        scrollTop=document.documentElement.scrollTop;
    }
    else if(document.body)
    {
        scrollTop=document.body.scrollTop;
    }
    return scrollTop;
}

function SetCookie(name,value) {  
	var expdate = new Date();
	var argv = SetCookie.arguments;
	var argc = SetCookie.arguments.length;
	var expires = (argc > 2) ? argv[2] : null;
	var path = (argc > 3) ? argv[3] : null;
	var domain = (argc > 4) ? argv[4] : null;
	var secure = (argc > 5) ? argv[5] : false;
	if(expires!=null && expires>=0) expdate.setTime(expdate.getTime() + ( expires * 1000 ));
	document.cookie = name + "=" + escape (value) +((expires == null || expires < 0) ? ((expires==-1)?"; expires=-1":"") : ("; expires="+ expdate.toGMTString()))
	+((path == null) ? "" : ("; path=" + path)) +((domain == null) ? "" : ("; domain=" + domain))
	+((secure == true) ? "; secure" : "");
}