AS1 -> AS2 Syntax error (smooth_transitions tutorial)

hi
I am traying to builde a simple louding sistem for difrent content pages
i have a main page main.swf and content pages content0…swf
this is the code from frame 1 content0.swf

it works fine for player6 and actionscript1 but i do nead to publish in player8 and actionscript2
i gut this sintex errou ( for the read line )

[COLOR=red]Error Scene=Scene 1, layer=actions, frame=1:Line 13: Syntax error.
_level0.preloaderGraphics.percent = int(Percentage) add “%”;[/COLOR]

any one can halp to corect it…

this is the URL for the tutorial
http://www.hed.swin.edu.au/design/tutorials/flash/smooth_transitions/index.php

this.onEnterFrame = function() {
//this checks to see if the content on this timeline is still loading
if (this.getBytesLoaded()<this.getBytesTotal()) {
//make the preloader visible
_level0.preloaderGraphics._visible=true;
//make a variable to store the total file size of this timeline
Total = this.getBytesTotal()/1000;
//make a variable to store the amount of this timeline that has loaded
Received = this.getBytesLoaded()/1000;
//make a variable to store the percentage loaded
Percentage = (Received/Total)*100;
//target the text box in the preloaderGraphics mc and tell it what to display
[COLOR=red]_level0.preloaderGraphics.percent = int(Percentage) add “%”;[/COLOR]
//change the x scale of the progess bar to indicate how much has loaded
_level0.preloaderGraphics.progressBar._xscale = Percentage;
} else {
//play the intro animation
this.gotoAndPlay(“intro”);
//turn off the enterFrame action
this.onEnterFrame = null;
//hide the preloader
_level0.preloaderGraphics._visible=false;
}
};
//stop this timeline while it loads
stop();