// Every control must have an associated OleFrame:
OleFrame webFrame = new OleFrame(sash_form, SWT.CENTER);
try {
	// Create an Automation object for access to extended capabilities
	OleControlSite webControlSite = new OleControlSite(webFrame, SWT.CENTER,"Shell.Explorer");
	oleAutomation = new OleAutomation(webControlSite);
	webControlSite.doVerb(OLE.OLEIVERB_INPLACEACTIVATE);
	int[] rgdispid = oleAutomation.getIDsOfNames(new String[]{"Navigate", "URL"});
	int dispIdMember = rgdispid[0];
	Variant[] rgvarg = new Variant[1];
	rgvarg[0] = new Variant("http://www.freeroller.net/page/umlauf");
	int[] rgdispidNamedArgs = new int[1];
	rgdispidNamedArgs[0] = rgdispid[1]; // identifier of argument
	Variant pVarResult = oleAutomation.invoke(dispIdMember, rgvarg, rgdispidNamedArgs);
} 
catch (SWTException ex) {
	ex.printStackTrace();
	return;
}

SashForm h_sash = new SashForm(shell, SWT.HORIZONTAL | SWT.NULL);
GridData gridData = new GridData();
gridData.horizontalAlignment = GridData.FILL;
gridData.verticalAlignment = GridData.FILL;
gridData.grabExcessVerticalSpace = true;
gridData.grabExcessHorizontalSpace = true;
h_sash.setLayoutData(gridData);
// Add two widgets here
h_sash.setWeights(new int[] {20,80});