function reloadPage(init){
	if (init==true) with (navigator){
		if ((appName=="Netscape")&&(parseInt(appVersion)==4)){
			document.pgW=innerWidth;
			document.pgH=innerHeight;
			onresize=reloadPage;
		}
	}
	else if (innerWidth!=document.pgW || innerHeight!=document.pgH) location.reload();
}
reloadPage(true);


function swapImgRestore(){
	var i,x,a=document.sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}


function preloadImages(){
	var d=document;
	if(d.images){
		if(!d.p) d.p=new Array();
		var i,j=d.p.length,a=preloadImages.arguments;
		for(i=0; i<a.length; i++)
		if (a[i].indexOf("#")!=0){
			d.p[j]=new Image;
			d.p[j++].src=a[i];
		}
	}
}


function findObj(n, d){
	var p,i,x;
	if(!d) d=document;
	if((p=n.indexOf("?"))>0&&parent.frames.length){
		d=parent.frames[n.substring(p+1)].document;
		n=n.substring(0,p);
	}
	if(!(x=d[n])&&d.all) x=d.all[n];
	for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
	for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=findObj(n,d.layers[i].document);
	if(!x && document.getElementById) x=document.getElementById(n);
	return x;
}


function swapImage(){
	var i,j=0,x,a=swapImage.arguments;
	document.sr=new Array;
	for(i=0;i<(a.length-2);i+=3)
	if ((x=findObj(a[i]))!=null){
		document.sr[j++]=x;
		if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];
	}
}


function showHideLayers(){
	var i,p,v,obj,args=showHideLayers.arguments;
	for (i=0; i<(args.length-2); i+=3)
		if ((obj=findObj(args[i]))!=null){
			v=args[i+2];
			if (obj.style){
				obj=obj.style;
				v=(v=='show')?'visible':(v='hide')?'hidden':v;
				}
			obj.visibility=v;
		}
}

function form1_onsubmit(){
	var form = document.login;
	var returnValue = false;
	
	if (form.txtUsername.value == ""){
		alert("Please enter your username");
		form.txtUsername.focus();
	}
	else if (form.txtPassword.value == ""){
		alert("Please enter your password");
		form.txtPassword.focus();
	}
	else{
		returnValue = true;
	}
	return returnValue;
}

function closeWindow(){
window.close();
}