function ShowImg(ImgID,Img) {
	// alert(Img);
	document.getElementById(ImgID).src = Img;
}

function clearform(layername) {
	document.getElementById(layername).value='';
}

function setBookmark(url,str){
	if(str=='')str=url;
	if (document.all)window.external.AddFavorite(url,str);
	else alert('Press CTRL and D to add a bookmark to:\n"'+url+'".');
}

function ShowLayer(LayerName) {
    // document.getElementById(layername).style.position = "absolute";
    if (document.getElementById(LayerName).style.display == "none") document.getElementById(LayerName).style.display = "block";
    else document.getElementById(LayerName).style.display = "none";
}