Bug 191168 [Regression]Exception occurs when resize masterpage in library
Description: Exception occurs when resize masterpage in library. Build number:2.2.0.v20070606-0630 Regression bug:187443 Steps to reproduce: 1. New a library. 2. Go to Master Page, resize the master page using the ruler. Expected result: 1. Layout works correctly. 2. No exception is thrown out. Error log: An unexpected internal exception occurred.Please see log for detail. Plug-in Provider:Eclipse.org Plug-in Name:BIRT Designer UI Plug-in ID:org.eclipse.birt.report.designer.ui Version:2.2.0.v20070606-0630 Error Code:Error.GUIException.invokedByUnexpectedException Error Message:org.eclipse.birt.report.designer.internal.lib.lalyout.LibraryReportDesignLayout
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/core/Module.java
* <p>
	 * <dl>
	 * <dt>Blank name, name is optional</dt>
	 * <dd>Leave the name blank, for some elements the name is optional.</dd>
	 * 
	 * <dt>Blank name, name is required</dt>
	 * <dd>Create a default name of the form "NewTable" where "New" is
	 * localized, and "Table" is the localized element name for creating a new
	 * element.</dd>
	 * 
	 * <dt>Name already exists in the name space</dt>
	 * <dd>This can occur either for the name provided, or for the default name
	 * created above. Add a number suffix to make the name unique. Example:
	 * "MyName4".</dd>
	 * </dl>
	 * 
	 * @param element
	 *            element for which to create a unique name
	 */
	
	
	
	
	/**
	 * Returns a unique name for an element.
	 * 
	 * @param element
	 *            the given element.
	 * @return unique name of given element.
	 */