add: this.preVisible = false; 
context: 	initialize : function( id, mode )	{		this.__mode = mode;				if ( this.__mode == 'parameter' )		{			// Hide dialog title bar if embedded in designer.			var paramDialogTitleBar = $( id + 'dialogTitleBar' );			paramDialogTitleBar.style.display = 'none';					}		// Change event for Cascading parameter text field		this.__neh_change_cascade_text_closure = this.__neh_change_cascade_text.bindAsEventListener( this );			    	    this.initializeBase( id );	    this.__local_installEventHandlers_extend( id );	},
meta: 855	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/855/65ff6059458154d9df63efbcf69863f3bed09aa6/BirtParameterDialog.js/clean/viewer/org.eclipse.birt.report.viewer/birt/webcontent/birt/ajax/ui/dialog/BirtParameterDialog.js