document.addEventListener('load', function () {
var lnk = document.createElement('a');
lnk.onclick = function () {
var the_divs = document.getElementsByTagName('div');
for(var i = 0; i < the_divs.length; i++) {
my_div = the_divs[i];
if(my_div.className != 'mark read') { continue; }
my_div.click();
	}
lnk.appendChild(document.createTextNode('mark read'));
var right = document.getElementById('right');
right.appendChild(lnk);
lnk.href = '#';
}}, false);