PROBLEM WITH SLIDEIN_MENU!

//but actions
//use a for loop to reduce repetition of the code
for(i=1;i<6;i++){
theButton=_root.menu["but"+i];
//this variable stores what number button it is
theButton.thisNum=i;
theButton.onEnterFrame=function() {
//if the mouse is over the but
if (_root.menu["but"+this.thisNum].overMe) {
//call the bounce prototype
this.elasticScale(150, 0.7, 0.3)
} else {
this.elasticScale(100, 0.7, 0.3)
}
}
theButton.onRollOver=function(){
//set a variable
_root.menu["but"+this.thisNum].overMe=true;
//bring to the front
_root.menu["but"+this.thisNum].swapDepths(5000)
}
theButton.onRollOut=function(){
//set a variable
_root.menu["but"+this.thisNum].overMe=false;
}
}

If smb know please help the beginner!