Need help loading .txt file

loadText = new loadVars();
//creating the loadVarsText function
loadText.onLoad = function() {
DailyNews.text = this.DailyNews;

and this is my error

Warning Scene=Scene 1, layer=Main Page, frame=1:Line 1: The identifier ‘loadVars’ will not resolve to built-in object ‘LoadVars’ at runtime.
loadText = new loadVars();

Total ActionScript Errors: 1 Reported Errors: 1

im trying to have the .txt file text load into the dynamic text box
any suggestions?