xdgraph.html #26

//https://littleflute.github.io/JavaScript/xdgraph.html
var d1 = bl$("dtest_d1");
var b1 = blo0.blBtn(d1, d1.id +"_b1", "b1", blGrey[0]);
b1.onclick = function()
{
alert(1);
}

var b = bl$("blrToolBar");
var p = b.parentElement.parentElement;
p.style.zIndex = 1000;