function AddFavorite(sURL, sTitle) {
    try {
        window.external.addFavorite(sURL, sTitle);
    } catch(e) {
        try {
            window.sidebar.addPanel(sTitle, sURL, "");
        } catch(e) {
            alert("加入收藏失败，请使用Ctrl+D进行添加");
        }
    }
}

function SetHome(obj, vrl) {
    try {
        obj.style.behavior = 'url(#default#homepage)';
        obj.setHomePage(vrl);
    } catch(e) {
        if (window.netscape) {
            try {
                netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
            } catch(e) {
                alert(" 此操作被浏览器拒绝！请在浏览器地址栏输入“about:config”并回车然后将 [signed.applets.codebase_principal_support]设置为'true'");
            }
            var prefs = Components.classes['@mozilla.org/preferences-service;1'].getService(Components.interfaces.nsIPrefBranch);
            prefs.setCharPref('browser.startup.homepage', vrl);
        }
    }
}

function getbyid(id) {
	if (document.getElementById) {
		return document.getElementById(id);
	} else if (document.all) {
		return document.all[id];
	} else if (document.layers) {
		return document.layers[id];
	} else {
		return null;
	}
}

function addImgLink(divID) {
	var msgarea = getbyid(divID);
	if(msgarea) {
		var imgs = msgarea.getElementsByTagName('img');
		for (i=0; i<imgs.length; i++) {
			if (imgs[i].parentNode.tagName.toLowerCase() != 'a') {
				imgs[i].title = '点击图片可在新窗口打开';
				imgs[i].style.cursor = 'pointer';
				imgs[i].onclick = function() { window.open(this.src); }
			}else{
				imgs[i].parentNode.target = '_blank';
			}
		}
	}
}