//自适应图片最大尺寸,setAutoSize(this,120)
function setAutoSize(image, maxsize) {
    //	    if(image.tagName!="img")
    //	        return false;
    w = image.width;
    h = image.height;
    if (w > maxsize || h > maxsize) {
        if (maxsize / w >= maxsize / h)
            image.height = maxsize
        else
            image.width = maxsize
    }
}

//打开窗口函数
function openWin(url, name, w, h) {
    var x = (window.screen.width - w) / 2;
    var y = (window.screen.height - h) / 2 - 40;
    var win = window.open(url, name, 'toolbar=0,location=0,status=0,top=' + y + ',left=' + x + ',width=' + w + ',height=' + h);
    win.focus();
    return win;
}

function openFullWin(url, name) {
    var win = window.open(url, name);
    win.focus();
    return win;
    //return false;
}

String.prototype.trim = function() {
    // 用正则表达式将前后空格
    // 用空字符串替代
    return this.replace(/(^\s*)|(\s*$)/g, "");
}