HTMLAssistProcessor processor = getAssistProcessor();
_assistant.setContentAssistProcessor(processor,IDocument.DEFAULT_CONTENT_TYPE);
_assistant.setContentAssistProcessor(processor,HTMLPartitionScanner.HTML_TAG);
InnerJavaScriptAssistProcessor jsProcessor = getJavaScriptAssistProcessor();
_assistant.setContentAssistProcessor(jsProcessor,HTMLPartitionScanner.JAVASCRIPT);
InnerCSSAssistProcessor cssProcessor = getCSSAssistProcessor();
_assistant.setContentAssistProcessor(cssProcessor,HTMLPartitionScanner.HTML_CSS);