////////////////////////////////////////////////////////////////////////////////
//去除首尾空格
function jsTrim(s) {return s.replace(/(^\s+)|(\s+$)/g, "");}
//去除全部空格
function jsNoSpace(s) {return s.replace(/\s+/g, "");}
//检查输入框对象objtxt的值是否为数字
function fucCheckNUM(NUM)
{
    var i,j,strTemp;
    strTemp="0123456789";
    if ( NUM.length== 0)
        return 0
    for (i=0;i<NUM.length;i++)
    {
        j=strTemp.indexOf(NUM.charAt(i));    
        if (j==-1)
        {
        //说明有字符不是数字
            return 0;
        }
    }
    //说明是数字
    return 1;
} 
//判断是否为email开始
function isemail(emailstr) {
	if ((emailstr.indexOf('@', 0) == -1) || emailstr.indexOf('.') == -1) 
			{
		return false
	}
	else {
		return true
	}
}
////////////////////////////////////////////////////////////////////////////////
// ----------------------------------------------------------------------------
// JavaScript的Cookies函数库
// ----------------------------------------------------------------------------
// 保存Cookie
function saveCookie(name, value, expires, path, domain, secure){
	var strCookie = name + "=" + value;
	if (expires){
	 // 计算Cookie的期限, 参数为天数
	 var curTime = new Date();
	 curTime.setTime(curTime.getTime() + expires*24*60*60*1000);
	 strCookie += "; expires=" + curTime.toGMTString();
	}
	// Cookie的路径
	strCookie +=  (path) ? "; path=" + path : ""; 
	// Cookie的Domain
	strCookie +=  (domain) ? "; domain=" + domain : "";
	// 是否需要保密传送,为一个布尔值
	strCookie +=  (secure) ? "; secure" : "";
	document.cookie = strCookie;
}
// 使用名称参数取得Cookie值, null表示Cookie不存在
function getCookie(name){
	var strCookies = document.cookie;
	var cookieName = name + "=";  // Cookie名称
	var valueBegin, valueEnd, value;
	// 寻找是否有此Cookie名称
	valueBegin = strCookies.indexOf(cookieName);
	if (valueBegin == -1) return null;  // 没有此Cookie
	// 取得值的结尾位置
	valueEnd = strCookies.indexOf(";", valueBegin);
	if (valueEnd == -1)
		valueEnd = strCookies.length;  // 最後一个Cookie
	// 取得Cookie值
	value = strCookies.substring(valueBegin+cookieName.length,valueEnd);
	return value;
}
// 检查Cookie是否存在
function checkCookieExist(name){
	if (getCookie(name))
		return true;
	else
		return false;
}
// 删除Cookie
function deleteCookie(name, path, domain){
	var strCookie;
	// 检查Cookie是否存在
	if (checkCookieExist(name)){
	// 设置Cookie的期限为己过期
	strCookie = name + "="; 
	strCookie += (path) ? "; path=" + path : "";
	strCookie += (domain) ? "; domain=" + domain : "";
	strCookie += "; expires=Thu, 01-Jan-70 00:00:01 GMT";
	document.cookie = strCookie;
	}
}
//过滤所有html,最后只保留文字内容
function killHtml(str){
	str = str.replace(/\s*=\s*/ig,"=");
	str = str.replace(/on(load|click|dbclick|mouseover|mousedown|mouseup)="[^"]+"/ig,"");
	str = str.replace(/<br[ \/]?>/ig,"\n");
	
	str = str.replace(/<a[^>]+href="([^"]+)"[^>]*>/ig,"\n[url=$1]");
	str = str.replace(/<\/a>/ig,"[/url]\n");
	
	str = str.replace(/<font[^>]+color=([^ >]+)[^>]*>/ig,"\n[color=$1]");
	str = str.replace(/<\/font>/ig,"[/color]\n");
	
	str = str.replace(/<img[^>]+src="([^"]+)"[^>]*>/ig,"\n[img]$1[\/img]\n");
	
	str = str.replace(/<([\/]?)b>/ig,"[$1b]");
	str = str.replace(/<([\/]?)strong>/ig,"[$1b]");
	str = str.replace(/<([\/]?)u>/ig,"[$1u]");
	str = str.replace(/<([\/]?)i>/ig,"[$1i]");
	

	str = str.replace(/&nbsp;/g," ");
	str = str.replace(/&amp;/g,"&");
	str = str.replace(/&quot;/g,"\"");
	str = str.replace(/&lt;/g,"<");
	str = str.replace(/&gt;/g,">");
	
	str = str.replace(/<[^>]*?>/g,"");
	str = str.replace(/\r/g,"");
	str = str.replace(/\n+/g,"\n");
	return str;
	}