Closes #151, Show "X" in search box to cancel search.

- I had to make the textbox taller, but it seems to be working right.
Fixed problem with note editor in right pane not updating correctly.

chrome/chromeFiles/content/scholar/bindings/noteeditor.xml

@@ -28,7 +28,7 @@
 						if(this.note.getSource())
 							this.item = Scholar.Items.get(this.note.getSource());
 						
-						this.id('noteField').setAttribute('value',this.note.getNote());
+						this.id('noteField').value = this.note.getNote();
 						this.id('links').item = this.note;
 					]]>
 				</setter>

chrome/chromeFiles/content/scholar/overlay.js

@@ -255,6 +255,7 @@ var ScholarPane = new function()
 			//document.getElementById('scholar-search-options').getElementsByAttribute('checked','true')[0].label
 			
 			document.getElementById('scholar-search-options').hidden = searchVal == "";
+			document.getElementById('tb-search-cancel').hidden = searchVal == "";
 		}
 		
 	}

chrome/chromeFiles/content/scholar/overlay.xul

@@ -92,7 +92,9 @@
 					<toolbarbutton id="tb-note-add" tooltiptext="New Standalone Note" oncommand="ScholarPane.newNote();"/>
 					<spacer flex="1"/>
 					<label value="&toolbar.search.label;" control="tb-search"/>
-					<textbox id="tb-search" type="timed" timeout="250" command="cmd_scholar_search"/>
+					<textbox id="tb-search" type="timed" timeout="250" command="cmd_scholar_search" dir="reverse" onkeypress="if(event.keyCode == event.DOM_VK_ESCAPE) { this.value = ''; this.doCommand('cmd_scholar_search'); return false; }">
+						<toolbarbutton id="tb-search-cancel" class="tabs-closebutton" oncommand="this.parentNode.value='';" hidden="true"/>
+					</textbox>
 				</toolbar>
 				<hbox id="scholar-search-options" hidden="true">
 					<hbox>

chrome/chromeFiles/skin/default/scholar/overlay.css

@@ -133,6 +133,19 @@
 #tb-search
 {
 	width: 150px;
+	height: 24px;
+	margin: 0px;
+	margin-bottom: 2px;
+	padding: 0px;
+	vertical-align: middle;
+	font-size: 12px; 
+}
+
+#tb-search-cancel
+{
+	margin: 0px;
+	padding: 0px;
+	cursor: pointer;
 }
 
 #scholar-view-item vbox