```mermaid
sequenceDiagram
participant dotcom
participant iframe
participant viewscreen
dotcom->>iframe: loads html w/ iframe url
iframe->>viewscreen: request template
viewscreen->>iframe: html & javascript
iframe->>dotcom: iframe ready
dotcom->>iframe: set mermaid data on iframe
iframe->>iframe: render mermaid
```
sequenceDiagram
participant dotcom
participant iframe
participant viewscreen
dotcom->>iframe: loads html w/ iframe url
iframe->>viewscreen: request template
viewscreen->>iframe: html & javascript
iframe->>dotcom: iframe ready
dotcom->>iframe: set mermaid data on iframe
iframe->>iframe: render mermaid