set the font using html tags in actionscript
import flash.display.Sprite;
import flash.text.*;
function fontHtml(){
var textfield:TextField = new TextField( );
textfield.htmlText = "<FONT FACE=\"verdana\" COLOR=\"#FF0000\" BACKGROUNDCOLOR=\"0xFF0000\"><a href=\"http://blog.totusinfo.com\">Totusinfo Blog</a></FONT>";
addChild(textfield);
}
fontHtml();