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<h1>Revisions#diff</h1>
<% form_tag url_for(:action => :diff), :method => :get do %>
<%= select_tag :start, options_for_select(@node.pages.map{|x| x.revision}, params[:start].to_i) %>
<%= select_tag :end, options_for_select(@node.pages.map{|x| x.revision}, params[:end].to_i) %>
<%= submit_tag 'Diff' %>
<% end %>
<div id="start_text" style="display: none;">
<%= (@start.body) %>
</div>
<div id="end_text" style="display: none;">
<%= (@end.body) %>
</div>
<%= javascript_include_tag 'cacycle_diff' %>
<script type="text/javascript" charset="utf-8">
window.onload = function() {
text1 = document.getElementById('start_text').innerHTML;
text2 = document.getElementById('end_text').innerHTML;
document.getElementById('diffview').innerHTML = WDiffString(text1, text2);
}
</script>
<div id="diffview"></div>
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