Back in a Flash! (CS3)

You can use flypaper.com to create flash content. (Only a windows version)
Swishzone.com
sproutbuilder.com
slideshare.com

As long as the symbol is on the stage, it is an instance.

You can write your actionscript separately and import it in.

We put the actionscript of the buttons on the timeline. We named the frames and the buttons so that you could use the following script on the first key frame.

stop();
this.square_btn.onRelease= function() {
gotoAndStop("face");
};

square_btn is the name of my button that i was using to.....

some script
this.square_button.onRelease = function(){
getURL("http://plone.org", "_blank");
}

this.square_button_2.onRelease = function(){
getURL("http://ubergeek.tv", "_blank");
}
stop();