/*
	name:分享条工具JS插件
	Author:sprityaoyao
	website:www.11reading.com
	Email:13919361718.cool@163.com
	*/
jQuery(document).ready(function($){
function getParamsOfShareWindow(width, height) {
	return ['toolbar=0,status=0,resizable=1,width=' + width + ',height=' + height + ',left=',(screen.width-width)/2,',top=',(screen.height-height)/2].join('');//定义好弹窗样式
}
 
function bindShareList() {
	var link = encodeURIComponent(document.location); // 文章链接
	var title = encodeURIComponent(document.title.substring(0,76)); // 文章标题
	var source = encodeURIComponent('自说Me话'); // 网站名称
	var windowName = 'share'; // 子窗口别称
	var site = 'http://ISayMe.com/'; // 网站链接
 
	jQuery('.twitter').click(function() {  //DOM操作html的class元素
		var url = 'http://twitter.com/home?url=' + link + '&text=' + title;//分享网址格式
		var params = getParamsOfShareWindow(500, 375);
		window.open(url, windowName, params);//弹出一个窗口中打开页面
	});
 
	jQuery('.renren').click(function() {
		var url = 'http://share.renren.com/share/buttonshare?link=' + link + '&title=' + title;
		var params = getParamsOfShareWindow(626, 436);
		window.open(url, windowName, params);
	});
 
	jQuery('.sina').click(function() {
		var url = 'http://v.t.sina.com.cn/share/share.php?url=' + link + '&title=' + title;
		var params = getParamsOfShareWindow(607, 523);
		window.open(url, windowName, params);
	});
 
	jQuery('.t_qq').click(function() {
		var url = 'http://v.t.qq.com/share/share.php?title=' + title + '&source=' + source + '&url='+ link;
		var params = getParamsOfShareWindow(642, 468);
		window.open(url, windowName, params);
	});
 
	jQuery('.qzone').click(function() {
		var url = 'http://sns.qzone.qq.com/cgi-bin/qzshare/cgi_qzshare_onekey?title=' + title + '&url=' + link + '&site=' + site;
		var params = getParamsOfShareWindow(634, 668);
		window.open(url, windowName, params);
	});
}
bindShareList();//调用
});

<div class="share clearfix">
 <span><a class="t_qq" title="分享到腾讯微博">腾讯微博</a></span>
 <span><a class="sina" title="分享到新浪微博">新浪微博</a></span>
 <span><a class="twitter" title="分享到Twitter">Twitter</a></span>
 <span><a class="renren" title="分享到人人网">人人网</a></span>
 <span><a class="qzone" title="分享到QQ空间">QQ空间</a></span>
    </div>

/*分享到*/
/* 这是清除浮动的代码 */
.clearfix:after{content:".";clear:both;height:0;visibility:hidden;display:block;}
.clearfix{display:inline-block;}
* html .clearfix{height:1%;}
.clearfix{display:block;}
/* 清除浮动代码结束 */
 
/* 这是分享部分的样式代码 */
.share{padding:5px;}
.share span{float:left;margin:0 15px 0 0;}
.share span.txt{margin:0;}
.share a{background:url("images/icon.gif") no-repeat 0 0;display:block;padding:0 0 0 18px;height:16px;line-height:16px;color:#0066CC;overflow:hidden;margin:2px 0 0;text-decoration:none;float:left;}
.share a:hover{color:#E05C23;}
.share .twitter{background-position:0 -16px;}
.share .renren{background-position:0 -32px;}
.share .qzone{background-position:0 -48px;}
.share .t_qq{background-position:0 -64px;}