Developer Function: Script: $p.events.on_timeseries_load
## Overview
This explains how to specify a method to be executed when the "「Time Series Chart」" is loaded or when the content to be displayed is changed by a filter, etc.
## Syntax
When setting up a script, be sure to check "Time Series Chart" in "Output Destination."
##### JavaScript
```
$p.events.on_timeseries_load= function () {
    //Processing content
}
```    
## Usage example
If you set the following sample code to Pleasanter script, a message will be displayed at the bottom of the screen when the time series chart screen is loaded.
##### JavaScript
```
$p.events.on_timeseries_load= function () {
    $p.setMessage('#Message', JSON.stringify({
        Css: 'alert-success',
        Text: 'The time series chart has been loaded.'
        })
    );
}
```