function share_on_facebook() {
    u=location.href;
    t=document.title;
    window.open('http://www.facebook.com/sharer.php?u='+encodeURIComponent(u)+'&t='+encodeURIComponent(t),' sharer', 'toolbar=0, status=0, width=626, height=436');
    return false;
}

function share_on_blogger() {
    popw='';
    Q='';
    x=document;
    y=window;
    if(x.selection) {
	Q=x.selection.createRange().text;
    }
    else if(y.getSelection) {
	Q=y.getSelection();
    }
    else if(x.getSelection) {
	Q=x.getSelection();
    }
    popw = y.open('http://www.blogger.com/blog_this.pyra?t=' + escape(Q) + '&u=' + escape(location.href) + '&n=' + escape(document.title),
		  'bloggerForm',
		  'scrollbars=no,width=475,height=300,top=175,left=75,status=yes,resizable=yes');
    if(!document.all)
	T = setTimeout('popw.focus()',50);
    void(0);
}