function apply(name, vars, node) {
			var formatList = get(name), format = formatList[0], bookmark, rng, isCollapsed = !node && selection.isCollapsed();

			function setElementFormat(elm, fmt) {
				fmt = fmt || format;

				if (elm) {
					if (fmt.onformat) {
						fmt.onformat(elm, fmt, vars, node);
					}

					each(fmt.styles, function(value, name) {
						dom.setStyle(elm, name, replaceVars(value, vars));
					});

					// Needed for the WebKit span spam bug
					// TODO: Remove this once WebKit/Blink fixes this
					if (fmt.styles) {
						var styleVal = dom.getAttrib(elm, 'style');

						if (styleVal) {
							elm.setAttribute('data-mce-style', styleVal);
						}
					}

					each(fmt.attributes, function(value, name) {
						dom.setAttrib(elm, name, replaceVars(value, vars));
					});

					each(fmt.classes, function(value) {
						value = replaceVars(value, vars);

						if (!dom.hasClass(elm, value)) {
							dom.addClass(elm, value);
						}
					});
				}
			}

			// This converts: <p>[a</p><p>]b</p> -> <p>[a]</p><p>b</p>
			function adjustSelectionToVisibleSelection() {
				function findSelectionEnd(start, end) {
					var walker = new TreeWalker(end);
					for (node = walker.prev2(); node; node = walker.prev2()) {
						if (node.nodeType == 3 && node.data.length > 0) {
							return node;
						}

						if (node.childNodes.length > 1 || node == start || node.tagName == 'BR') {
							return node;
						}
					}
				}

				// Adjust selection so that a end container with a end offset of zero is not included in the selection
				// as this isn't visible to the user.
				var rng = ed.selection.getRng();
				var start = rng.startContainer;
				var end = rng.endContainer;

				if (start != end && rng.endOffset === 0) {
					var newEnd = findSelectionEnd(start, end);
					var endOffset = newEnd.nodeType == 3 ? newEnd.data.length : newEnd.childNodes.length;

					rng.setEnd(newEnd, endOffset);
				}

				return rng;
			}

			function applyRngStyle(rng, bookmark, node_specific) {
				var newWrappers = [], wrapName, wrapElm, contentEditable = true;

				// Setup wrapper element
				wrapName = format.inline || format.block;
				wrapElm = dom.create(wrapName);
				setElementFormat(wrapElm);

				rangeUtils.walk(rng, function(nodes) {
					var currentWrapElm;

					/**
					 * Process a list of nodes wrap them.
					 */
					function process(node) {
						var nodeName, parentName, found, hasContentEditableState, lastContentEditable;

						lastContentEditable = contentEditable;
						nodeName = node.nodeName.toLowerCase();
						parentName = node.parentNode.nodeName.toLowerCase();

						// Node has a contentEditable value
						if (node.nodeType === 1 && getContentEditable(node)) {
							lastContentEditable = contentEditable;
							contentEditable = getContentEditable(node) === "true";
							hasContentEditableState = true; // We don't want to wrap the container only it's children
						}

						// Stop wrapping on br elements
						if (isEq(nodeName, 'br')) {
							currentWrapElm = 0;

							// Remove any br elements when we wrap things
							if (format.block) {
								dom.remove(node);
							}

							return;
						}

						// If node is wrapper type
						if (format.wrapper && matchNode(node, name, vars)) {
							currentWrapElm = 0;
							return;
						}

						// Can we rename the block
						// TODO: Break this if up, too complex
						if (contentEditable && !hasContentEditableState && format.block &&
							!format.wrapper && isTextBlock(nodeName) && isValid(parentName, wrapName)) {
							node = dom.rename(node, wrapName);
							setElementFormat(node);
							newWrappers.push(node);
							currentWrapElm = 0;
							return;
						}

						// Handle selector patterns
						if (format.selector) {
							// Look for matching formats
							each(formatList, function(format) {
								// Check collapsed state if it exists
								if ('collapsed' in format && format.collapsed !== isCollapsed) {
									return;
								}

								if (dom.is(node, format.selector) && !isCaretNode(node)) {
									setElementFormat(node, format);
									found = true;
									return false;
								}
							});

							// Continue processing if a selector match wasn't found and a inline element is defined
							if (!format.inline || found) {
								currentWrapElm = 0;
								return;
							}
						}

						// Is it valid to wrap this item
						// TODO: Break this if up, too complex
						if (contentEditable && !hasContentEditableState && isValid(wrapName, nodeName) && isValid(parentName, wrapName) &&
								!(!node_specific && node.nodeType === 3 &&
								node.nodeValue.length === 1 &&
								node.nodeValue.charCodeAt(0) === 65279) &&
								!isCaretNode(node) &&
								(!format.inline || !isBlock(node))) {
							// Start wrapping
							if (!currentWrapElm) {
								// Wrap the node
								currentWrapElm = dom.clone(wrapElm, FALSE);
								node.parentNode.insertBefore(currentWrapElm, node);
								newWrappers.push(currentWrapElm);
							}

							currentWrapElm.appendChild(node);
						} else {
							// Start a new wrapper for possible children
							currentWrapElm = 0;

							each(grep(node.childNodes), process);

							if (hasContentEditableState) {
								contentEditable = lastContentEditable; // Restore last contentEditable state from stack
							}

							// End the last wrapper
							currentWrapElm = 0;
						}
					}

					// Process siblings from range
					each(nodes, process);
				});

				// Apply formats to links as well to get the color of the underline to change as well
				if (format.links === true) {
					each(newWrappers, function(node) {
						function process(node) {
							if (node.nodeName === 'A') {
								setElementFormat(node, format);
							}

							each(grep(node.childNodes), process);
						}

						process(node);
					});
				}

				// Cleanup
				each(newWrappers, function(node) {
					var childCount;

					function getChildCount(node) {
						var count = 0;

						each(node.childNodes, function(node) {
							if (!isWhiteSpaceNode(node) && !isBookmarkNode(node)) {
								count++;
							}
						});

						return count;
					}

					function mergeStyles(node) {
						var child, clone;

						each(node.childNodes, function(node) {
							if (node.nodeType == 1 && !isBookmarkNode(node) && !isCaretNode(node)) {
								child = node;
								return FALSE; // break loop
							}
						});

						// If child was found and of the same type as the current node
						if (child && !isBookmarkNode(child) && matchName(child, format)) {
							clone = dom.clone(child, FALSE);
							setElementFormat(clone);

							dom.replace(clone, node, TRUE);
							dom.remove(child, 1);
						}

						return clone || node;
					}

					childCount = getChildCount(node);

					// Remove empty nodes but only if there is multiple wrappers and they are not block
					// elements so never remove single <h1></h1> since that would remove the
					// current empty block element where the caret is at
					if ((newWrappers.length > 1 || !isBlock(node)) && childCount === 0) {
						dom.remove(node, 1);
						return;
					}

					if (format.inline || format.wrapper) {
						// Merges the current node with it's children of similar type to reduce the number of elements
						if (!format.exact && childCount === 1) {
							node = mergeStyles(node);
						}

						// Remove/merge children
						each(formatList, function(format) {
							// Merge all children of similar type will move styles from child to parent
							// this: <span style="color:red"><b><span style="color:red; font-size:10px">text</span></b></span>
							// will become: <span style="color:red"><b><span style="font-size:10px">text</span></b></span>
							each(dom.select(format.inline, node), function(child) {
								if (isBookmarkNode(child)) {
									return;
								}

								removeFormat(format, vars, child, format.exact ? child : null);
							});
						});

						// Remove child if direct parent is of same type
						if (matchNode(node.parentNode, name, vars)) {
							dom.remove(node, 1);
							node = 0;
							return TRUE;
						}

						// Look for parent with similar style format
						if (format.merge_with_parents) {
							dom.getParent(node.parentNode, function(parent) {
								if (matchNode(parent, name, vars)) {
									dom.remove(node, 1);
									node = 0;
									return TRUE;
								}
							});
						}

						// Merge next and previous siblings if they are similar <b>text</b><b>text</b> becomes <b>texttext</b>
						if (node && format.merge_siblings !== false) {
							node = mergeSiblings(getNonWhiteSpaceSibling(node), node);
							node = mergeSiblings(node, getNonWhiteSpaceSibling(node, TRUE));
						}
					}
				});
			}

			if (getContentEditable(selection.getNode()) === "false") {
				node = selection.getNode();
				for (var i = 0, l = formatList.length; i < l; i++) {
					if (formatList[i].ceFalseOverride && dom.is(node, formatList[i].selector)) {
						setElementFormat(node, formatList[i]);
						return;
					}
				}

				return;
			}

			if (format) {
				if (node) {
					if (node.nodeType) {
						rng = dom.createRng();
						rng.setStartBefore(node);
						rng.setEndAfter(node);
						applyRngStyle(expandRng(rng, formatList), null, true);
					} else {
						applyRngStyle(node, null, true);
					}
				} else {
					if (!isCollapsed || !format.inline || dom.select('td[data-mce-selected],th[data-mce-selected]').length) {
						// Obtain selection node before selection is unselected by applyRngStyle()
						var curSelNode = ed.selection.getNode();

						// If the formats have a default block and we can't find a parent block then
						// start wrapping it with a DIV this is for forced_root_blocks: false
						// It's kind of a hack but people should be using the default block type P since all desktop editors work that way
						if (!forcedRootBlock && formatList[0].defaultBlock && !dom.getParent(curSelNode, dom.isBlock)) {
							apply(formatList[0].defaultBlock);
						}

						// Apply formatting to selection
						ed.selection.setRng(adjustSelectionToVisibleSelection());
						bookmark = selection.getBookmark();
						applyRngStyle(expandRng(selection.getRng(TRUE), formatList), bookmark);

						// Colored nodes should be underlined so that the color of the underline matches the text color.
						if (format.styles && (format.styles.color || format.styles.textDecoration)) {
							walk(curSelNode, processUnderlineAndColor, 'childNodes');
							processUnderlineAndColor(curSelNode);
						}

						selection.moveToBookmark(bookmark);
						moveStart(selection.getRng(TRUE));
						ed.nodeChanged();
					} else {
						performCaretAction('apply', name, vars);
					}
				}

				Hooks.postProcess(name, ed);
			}
		}
Applies the specified format to the current selection or specified node.

@method apply
@param {String} name Name of format to apply.
@param {Object} vars Optional list of variables to replace within format before applying it.
@param {Node} node Optional node to apply the format to defaults to current selection.