public static String openTagStyleHtmlContent(String tag, String style, String... content) {
		return openTagHtmlContent(tag, null, style, content);
	}
public static String openTagStyleHtmlContent ( String tag , String style , String ... content ) { return openTagHtmlContent ( tag , null , style , content ) ; }
Build a String containing a HTML opening tag with given CSS style attribute(s) and
concatenates the given HTML content.

@param tag String name of HTML tag
@param style style for tag (plain CSS)
@param content content string
@return HTML tag element as string