function removeExplorerBrElementsAfterBlocks(html) {
			// Only filter word specific content
			if (!WordFilter.isWordContent(html)) {
				return html;
			}

			// Produce block regexp based on the block elements in schema
			var blockElements = [];

			Tools.each(editor.schema.getBlockElements(), function(block, blockName) {
				blockElements.push(blockName);
			});

			var explorerBlocksRegExp = new RegExp(
				'(?:<br>&nbsp;[\\s\\r\\n]+|<br>)*(<\\/?(' + blockElements.join('|') + ')[^>]*>)(?:<br>&nbsp;[\\s\\r\\n]+|<br>)*',
				'g'
			);

			// Remove BR:s from: <BLOCK>X</BLOCK><BR>
			html = Utils.filter(html, [
				[explorerBlocksRegExp, '$1']
			]);

			// IE9 also adds an extra BR element for each soft-linefeed and it also adds a BR for each word wrap break
			html = Utils.filter(html, [
				[/<br><br>/g, '<BR><BR>'], // Replace multiple BR elements with uppercase BR to keep them intact
				[/<br>/g, ' '],            // Replace single br elements with space since they are word wrap BR:s
				[/<BR><BR>/g, '<br>']      // Replace back the double brs but into a single BR
			]);

			return html;
		}
Removes BR elements after block elements. IE9 has a nasty bug where it puts a BR element after each
block element when pasting from word. This removes those elements.

This:
 <p>a</p><br><p>b</p>

Becomes:
 <p>a</p><p>b</p>