<html>
<body>
<script language="JavaScript">
function function1() {
var myElement = document.createElement("<div style="width:300; height:200; border:solid black 1px;"></div>");
document.all.myButton.insertAdjacentElement("afterEnd", myElement);
}
</script>
<button id="myButton" onclick="function1();">Insert element</button>
<div style="width:300; height:200; border:solid black 1px;">www.wbex.ru</div>
<div style="width:300; height:200; border:solid black 1px;">www.wbex.ru</div>
<div style="width:300; height:200; border:solid black 1px;">www.wbex.ru</div>
<div style="width:300; height:200; border:solid black 1px;">www.wbex.ru</div>
</body>
</html>