Hybrid HtmlElement

[Al4He6]

V33 HtmlElement
Setting property textColor gives error

var main,he
class Main extends App {
    onStart() {
        main = ui.addLayout("main", "Linear", "VCenter,FillXY")
        he = ui.addHTMLElement(main, "hr", "", 1, 0.1)
//        he.innerText = "My Button"
//        he.onclick = this.onTouch
        // he.addEventListener("click", this.onTouch)
           bt('he.backColor = "red" ')
           bt('he.textColor = "yellow" ')
    }
    onTouch( e ) {
        e.stopPropagation()
        ui.showPopup( "You touched the button" )
    }
}
 function bt (str) {
   var temp = ui.addText(main,str,"keepcase",1) 
   temp.setMargins(10,5,0,0,"px")
   temp.backColor="cyan"
   temp.setOnTouch(touched)
 }
 function touched() {
   eval(this.text)
 }