javascript页面美化好例子

}
}
catch( e )
{
// FF看到的可能的报错：
//本地：nsresult: "0x8053000f (NS_ERROR_DOM_INVALID_ACCESS_ERR)" ，因为没加载完成还不能读取，加载完毕就不会报错了
{
if (scriptTag.readyState == 'loaded' || scriptTag.readyState == 'complete')
{
callback && callback();
this.asyncLoad(function(){
var loadComplete = false;
try
{
var sheets = document.styleSheets;
for (var i = 0, j = sheets.length; i < j; i++){
var sheet = sheets[i];
if (sheet.ownerNode.id == cssId ){
callback && callback();
};
}
}
else
{
callback && callback();
}
Байду номын сангаас },
loadCSS: function(cssURL, callback)
{
if (cssURL)
{
var cssId = "dynamicCSS_" + cssURL;
//如果该CSS文件已经加载过，直接调用回调函数后结束
headTag.appendChild(cssTag);
if(callback)
{
//IE
if ($.browser.msie)
{
cssTag.onreadystatechange = function()
{
callback && callback();
};
}
//火狐和其它浏览器
else
{
// 通过定时器检测css是否加载成功
if(document.getElementById(cssId) != null)
{
callback && callback();
return;
}
var headTag = document.getElementsByTagName("head")[0];
{
if (cssTag.readyState == 'loaded' || cssTag.readyState == 'complete')
{
callback && callback();
var scriptId = "dynamicJS_" + jsURL;
//如果该JS文件已经加载过，直接调用回调函数后结束
if(document.getElementById(scriptId) != null){
//headTag.removeChild(oldScript);
if( && == "NS_ERROR_DOM_SECURITY_ERR")
{
loadComplete = true;
}
}
return loadComplete;
}, callback);
headTag.appendChild(scriptTag);
//IE
if ($.browser.msie)
{
scriptTag.onreadystatechange = function()
{
for(var i = 0; i < data.externalCSSURLs.length; i ++)
{
ResourceLoader.loadCSS(data.externalCSSURLs[i]);
clearTimeout( _load_timer2 );
callback2 && callback2();
}, 10000);
},
loadJS: function(jsURL, callback)
{
if (jsURL)
{
var cssTag = document.createElement("link");
cssTag.rel = "stylesheet";
cssTag.type = "text/css";
cssTag.id = cssId;
cssTag.href = cssURL + GLOBAL_INFO.RESOURCE_TIMESTAMP;
opera.postError(message);
}
var GLOBAL_INFO = {
URL_PREFIX : '',
BUSINESS_REQ_URI : '/actionDispatcher.do',
SMS_REQ_URI : '/sms.do',
DEFAULT_ANCHOR : '#home',
callback && callback();
return;
}
var scriptTag = document.createElement("script");
scriptTag.type = "text/javascript";
}
}
}
else
{
callback && callback();
}
}
};
var Pagelet = function(data){
return {
{
// 通过定时器检测资源是否加载成功
var _load_timer1 = setInterval( function()
{
// 加载完成
if (checkLoadedFun())
{
// 清除定时器
clearInterval( _load_timer1 );
clearTimeout( _load_timer2 );
callback1 && callback1();
}
}, 50);
var _load_timer2 = setTimeout( function()
{
// 清除定时器
clearInterval( _load_timer1 );
scriptTag.id = scriptId;
var headTag = document.getElementsByTagName("head")[0];
scriptTag.src = jsURL + GLOBAL_INFO.RESOURCE_TIMESTAMP;
}
};
}
//opera
else if($.browser.opera)
{
cssTag.onload = function()
sheet.cssRules;
loadComplete = true;
break;
}
PAGE_CONTAINER : '__mainPage',
LOAD_PAGE_FOLDER : '/pages/',
RESOURCE_TIMESTAMP : '?t=201212015500'
};
var ResourceLoader =
{
asyncLoad : function(checkLoadedFun, callback1, callback2)
function log(message){
if (window.console && typeof(console.log) == "function")
console.log(message); // firebug, safari
else if (window.opera && typeof(opera.postError) == "function")
}
};
}
//OP/FF/Webkit(SF/CM)
else
{
scriptTag.onload = function()
{
loadCss: function(callback){
if (data){
if (data.externalCSSURL){
//ResourceLoader.loadCSS(data.externalCSSURL, callback);
ResourceLoader.loadCSS(data.externalCSSURL);
callback && callback();
}
else if(data.externalCSSURLs && data.externalCSSURLs.length > 0)