var share = {
    fb:function(title,url) {
        this.share('http://www.facebook.com/sharer.php?u=##URL##&t=##TITLE##',title,url);
    },
    tw:function(title,url) {
        this.share('http://twitter.com/home?status=##URL##+##TITLE##',title,url);
    },
    digg:function(title,url){
       this.share('http://digg.com/submit?phase=2&url=##URL##&title=##TITLE##',title,url);
    },
    share:function(tpl,title,url) {
        if(!url) url = encodeURIComponent(window.location);
        if(!title) title = encodeURIComponent(document.title);
 
        tpl = tpl.replace("##URL##",url);
        tpl = tpl.replace("##TITLE##",title);
 
        window.open(tpl,"sharewindow"+tpl.substr(6,15),"width=640,height=480");
    }
};