# Adding a scale up code

**URL:** <https://forum.kirupa.com/t/adding-a-scale-up-code/214105>\
**Category:** flash\
**Created:** [January 25, 2007, 4:13pm UTC](https://forum.kirupa.com/t/adding-a-scale-up-code/214105 "2007-01-25T16:13:02Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![SPIKEmgb](https://avatars.discourse-cdn.com/v4/letter/s/919ad9/32.png) [@SPIKEmgb](https://forum.kirupa.com/u/SPIKEmgb)\
**Post date:** [January 25, 2007, 4:13pm UTC](https://forum.kirupa.com/t/adding-a-scale-up-code/214105/1 "2007-01-25T16:13:02Z")

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How would I write a function in this code to make it so that ‘target\_mc’ will scale up once rolled over?

target\_mc.onRollOver = function() {  
this.\_alpha = 50;  
thumbNailScroller();  
};

or to scroll down once rolled out?

target\_mc.onRollOut = function() {  
this.\_alpha = 100;  
};