//PNG
function pngdisplay(image, width, height, iclass) {
	if (navigator.appName=='Microsoft Internet Explorer') { 
		document.write('<img src="images/i.gif" style="width: ' + width + '; height: ' + height + '; filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src=' + image + ', sizingMethod=scale)" class="' + iclass + '" border=0 />');
	} else {
		document.write('<img src="' + image + '" style="width: ' + width + '; height: ' + height + ';" class="' + iclass + '" />');
	}
}
function getObjNN4(obj,name)
{
	var x = obj.layers;
	var foundLayer;
	for (var i=0;i<x.length;i++)
	{
		if (x[i].id == name)
		 	foundLayer = x[i];
		else if (x[i].layers.length)
			var tmp = getObjNN4(x[i],name);
		if (tmp) foundLayer = tmp;
	}
	return foundLayer;
}

function getStyleObject(objectId, doc) {
    if(document.getElementById && document.getElementById(objectId)) {
	return document.getElementById(objectId).style;
    } else if (document.all && document.all(objectId)) {
	return document.all(objectId).style;
    } else if (document.layers && document.layers[objectId]) {
		return getObjNN4(document,objectId);
    } else {
	return false;
    }
}
//
function dropobject(object){
	var object = getStyleObject(object);
	var dropimg = document.getElementById("dropimg");
	//dropimg.src = image.getAttribute ("dropimg");
	if(object.display=='block'){
		object.display='none';
		dropimg.src='images/header-seervice_.gif';
	}else{
		object.display='block';
		dropimg.src='images/header-seervice.gif';
	}
}