BRW = new Browser(parent, SWT.DEFAULT|SWT.BORDER);

GridData gd = new GridData(GridData.FILL_HORIZONTAL);
gd.heightHint = 350;
gd.grabExcessHorizontalSpace = true;//both width false it doesn't work !!
gd.grabExcessVerticalSpace = true;//both width false it doesn't work !!
gd.verticalAlignment = SWT.TOP;
		
BRW.setLayoutData(gd);