function changeState(layerRef, state)
{
var blockElement = document.getElementById(layerRef).style;
blockElement.display = state;
}
function wopen3 (obj){
var wo = window.open("", "abc", "width=10, height=10, scrollbars=0, status=0");
wo.document.open();
var win = "";
win = "";
win += "Image";
win += "