var visibleVar="null";
var ie4
var ns4
var ns6
        

function init() {
	ns4 = (document.layers)? true:false;
	ie4 = (document.all)? true:false;
	ns6 = (document.getElementById && !document.all)? true:false;
	if (ns4) {
				layerStyleRef="layer.";
				layerRef="document.layers";
				styleSwitch="";
				visibleVar="show";
				}
    if(ie4)
    		{
				layerStyleRef="layer.style.";
				layerRef="document.all";
				styleSwitch=".style";
				visibleVar="visible";
		}	
	}
init()

function getObject(objectName) {
	if (ns4) 
		{
		theObject = document.layers['objectName'];
		}	
	if (ie4) 
		{
		theObject = document.all(objectName);
		}	
	if (ns6) 
		{
		theObject = document.getElementById("'+objectName+'");
		}
	alert(theObject);
	return theObject;	
	}
	
	function showLayer(layerName){
	 if (document.getElementById) {
	 	document.getElementById(layerName).style.visibility = "visible";
	 	}
	 	else
		eval(layerRef+'["'+layerName+'"]'+styleSwitch+'.visibility="visible"');
	}
	
	function hideLayer(layerName){
	if (document.getElementById) {
	 	document.getElementById(layerName).style.visibility = "hidden";
	 	}
	 	else
		eval(layerRef+'["'+layerName+'"]'+styleSwitch+'.visibility="hidden"');
	}
	
	function MoveBy(obj,x,y) {     
	if (parseInt(navigator.appVersion) >= 5 || navigator.appVersion.indexOf["MSIE 5"] != -1)     
		{	
		obj.style.left = parseInt(obj.style.left) + x;	
		obj.style.top = parseInt(obj.style.top) + y;    
		}
	} 
	
	function MoveTo(obj,x,y) {       
		if (parseInt(navigator.appVersion) >= 5 || navigator.appVersion.indexOf["MSIE 5"] != -1)    
		 {         
		  var units = (MoveTo.arguments.length > 3) ? MoveTo.arguments[3] : "px";         
		  obj.style.left = x + "" + units;         
		  obj.style.top = y + "" + units;     
		  } 
		  }