Help out friends, new 2 scripts

Dear Friends,
The below ActionScript is working for the first clip red box, but when we place a image in it the mouse events fails to work, the mouse pointer does not appear over the image, and i am not able to drag as done in the first one, please help me out dears.
hai from suresh
The code as below and i have also attached the fla file.

// Creating first Movie Clip
var square_mc:MovieClip = createEmptyMovieClip(“square_mc”, 150);
square_mc.lineStyle(1, 0x000000, 0);
square_mc.beginFill(0xFF0000, 100);
square_mc.moveTo(100, 100);
square_mc.lineTo(200, 100);
square_mc.lineTo(200, 200);
square_mc.lineTo(100, 200);
square_mc.lineTo(100, 100);
square_mc.endFill();
// Creating second Movie Clip
var containerBG:MovieClip = createEmptyMovieClip(“containerBG”, 100);
var mcLoaderBG:MovieClipLoader = new MovieClipLoader();
mcLoaderBG.addListener(this);
//Give any image file name instead of 1.gif
mcLoaderBG.loadClip(“1.gif”, containerBG);
//Draging works for this clip
square_mc.onPress = function() {
this.startDrag();
};
//Draging works for this clip
square_mc.onRelease = function() {
this.stopDrag();
};
//Draging is not working for this clip
containerBG.onPress = function() {
this.startDrag();
};
//Draging is not working for this clip
containerBG.onRelease = function() {
this.stopDrag();
};