Locate the start position of the scrollbar of a page or element

Function Startscroll ()
{ // Scroll top
VaR Currentheight =   300 ;
VaR Inewheight = Odiv. scrollheight;
If (Inewheight > Currentheight)
{
Self ['odiv ']. scrolltop+ =Inewheight-Currentheight;
}
}

In the above section, the javascrui implements the position of the scroll bar of the DIV element of the page to the end.

< Div ID = "Odiv" Style = "Width: 100px; Height: 300px; overflow: auto ;" >
Test < BR > Test < BR > Test < BR > Test < BR > Test < BR > Test < BR > Test < BR > Test < BR >
Test < BR > Test < BR > Test < BR > Test < BR > Test < BR > Test < BR > Test < BR > Test < BR >
Test < BR > Test < BR > Test < BR > Test < BR > Test < BR > Test < BR > Test < BR > Test < BR >
Test < BR > Test < BR > Test < BR > Test < BR > Test < BR > Test < BR > Test < BR > Test < BR >
Test < BR > Test < BR > Test < BR > Test < BR > Test < BR > Test < BR > Test < BR > Test < BR >
Test < BR > Test < BR > Test < BR > Test < BR > Test < BR > Test < BR > Test < BR > Test < BR >
Test < BR > Test < BR > Test < BR > Test < BR > Test < BR > Test < BR > Test < BR > Test < BR >
Test < BR > Test < BR > Test < BR > Test < BR > Test < BR > Test < BR > Test < BR > Test < BR >
Test < BR > Test < BR > Test < BR > Test < BR > Test < BR > Test < BR > Test < BR > Test < BR >
Test < BR > Test < BR > Test < BR > Test < BR > Test < BR > Test < BR > Test < BR > Test < BR >
Test < BR > Test < BR > Test < BR > Test < BR > Test < BR > Test < BR > Test < BR > Test < BR >
Test < BR > Test < BR > Test < BR > Test < BR > Test < BR > Test < BR > Test < BR > Test < BR >
Test < BR > Test < BR > Test < BR > Test < BR > Test < BR > Test < BR > Test < BR > Test < BR >

</ Div >

The following is a button event. Solved the problem of locating the scroll bar.<ButtonOnclick= "Startscroll ()">Set_scroll_position</Button>

It can also be expanded to locate a row when multiple rows in the table, DataGrid, and other lists scroll.