google.charts.load('current', {packages: ['corechart']});
google.charts.setOnLoadCallback(drawChart);
function drawChart() {
var options = {
height: 200,
legend: { position: 'top', maxLines: 3 },
bar: { groupWidth: '75%' },
isStacked: true,
colors: ['#FF7600', '#409a3c', '#2178b5'],
vAxis:{
baselineColor: '#fff',
gridlineColor: '#fff',
textPosition: 'none'
}
};
var data = google.visualization.arrayToDataTable([
['', 'By', 'Posthumously by', 'About',
{ role: 'annotation' } ],

['1960-1961', 0, 0, 0, ''],

['1961-1962', 0, 0, 0, ''],

['1962-1963', 0, 0, 0, ''],

['1963-1964', 0, 0, 0, ''],

['1964-1965', 0, 0, 0, ''],

['1965-1966', 0, 0, 0, ''],

['1966-1967', 0, 0, 0, ''],

['1967-1968', 0, 0, 0, ''],

['1968-1969', 0, 0, 0, ''],

['1969-1970', 5, 0, 0, ''],

['1970-1971', 0, 0, 0, ''],

]);
var chart = new google.visualization.ColumnChart(document.getElementById('chart_div'));
chart.draw(data, options);
};

function bringBack(sourceKey, targetKey, oclcNum) {
comment=prompt("Enter an optional comment and press "OK" or press "Cancel" to end", "");
if(comment!=null) {
window.location="/identities/move?undo&sourceKey="+sourceKey+"&targetKey="+targetKey+"&oclcNum="+oclcNum+"&originalIdentity="+targetKey+"&comment="+comment;
}
}
function sendBack(sourceKey, targetKey, oclcNum) {
comment=prompt("Enter an optional comment and press "OK" or press "Cancel" to end", "");
if(comment!=null) {
window.location="/identities/move?undo&sourceKey="+sourceKey+"&targetKey="+targetKey+"&oclcNum="+oclcNum+"&originalIdentity="+sourceKey+"&comment="+comment;
}
}
function getElementsByClassName(classname, node) {
if(!node)
node = document.getElementsByTagName("body")[0];
var a=[];
var re=new RegExp('\b' + classname + '\b');
var els=node.getElementsByTagName("*");

for(var i=0; els.length>=i; i++)
if(re.test(els[i].className))
a.push(els[i]);
return a;
}
function turnEditEntriesOn(node) {
var entries=getElementsByClassName('editEntry', node);
if (entries) {

for (var i = 0; entries.length>=i; i++) {
entries[i].style.display="block";
}
}
document.getElementById('identitiesonSwitch').style.display='none';
document.getElementById('identitiesoffSwitch').style.display='inline';
}
function turnEditEntriesOff(node) {
var entries=getElementsByClassName('editEntry', node);
if (entries) {
for (var i = 0; entries.length>=i; i++) {
entries[i].style.display="none";
}
}
document.getElementById('identitiesonSwitch').style.display='inline';
document.getElementById('identitiesoffSwitch').style.display='none';
}