var dofade=true; 
var center=false;
var centertext=false;
var NS4 = (navigator.appName.indexOf("Netscape")>=0 && !document.getElementById)? true : false;
var IE4 = (document.all && !document.getElementById)? true : false;
var IE5 = (document.getElementById && document.all)? true : false;
var NS6 = (document.getElementById && navigator.appName.indexOf("Netscape")>=0 )? true: false;
var W3C = (document.getElementById)? true : false;
var w_y, w_x, navtxt, boxheight, boxwidth;
var ishover=false;
var isloaded=false;
var ieop=0;
var op_id=0;

function getwindowdims(){
w_y=(NS4||NS6)? window.innerHeight : (IE5||IE4)? document.body.clientHeight : 0;
w_x=(NS4||NS6)? window.innerWidth : (IE5||IE4)? document.body.clientWidth : 0;
}

function getboxwidth(){
if(NS4)boxwidth=(navtxt.document.width)? navtxt.document.width : navtxt.clip.width;
if(IE5||IE4)boxwidth=(navtxt.style.width)? navtxt.style.width : navtxt.offsetWidth;
if(NS6)boxwidth=(navtxt.style.width)? parseInt(navtxt.style.width) : parseInt(navtxt.offsetWidth);
}

function getboxheight(){
if(NS4)boxheight=(navtxt.document.height)? navtxt.document.height : navtxt.clip.height;
if(IE4||IE5)boxheight=(navtxt.style.pixelHeight)? navtxt.style.pixelHeight : navtxt.offsetHeight;
if(NS6)boxheight=parseInt(navtxt.offsetHeight);
}

function movenavtxt(x,y){
if(NS4)navtxt.moveTo(x,y);
if(W3C||IE4){
navtxt.style.left=x+'px';
navtxt.style.top=y+'px';
}
}

function getpagescrolly(){
//return 0;
if(NS4||NS6)return window.pageYOffset;
if(IE5||IE4)return document.body.scrollTop;
}

function getpagescrollx(){
return 0;
if(NS4||NS6)return window.pageXOffset;
if(IE5||IE4)return document.body.scrollLeft;
}

function writeindiv(text){
if(NS4){
navtxt.document.open();
navtxt.document.write(text);
navtxt.document.close();
}
if(W3C||IE4)navtxt.innerHTML=text;
}

//**** END UTILITY FUNCTIONS ****//

function writetxt(text){
	if(isloaded){
	if(text!=0){
	text="<p dir=rtl>"+text+"</p>";
	ishover=true;
	if(NS4)text='<div class="navtext">'+((centertext)?'<center>':'')+text+((centertext)?'</center>':'')+'</div>';
	writeindiv(text);
	getboxheight();
	if((W3C || IE4) && dofade){
		ieop=0;
		incropacity();
	}
	}else{
	if(NS4)navtxt.visibility="hide";
	if(IE4||W3C){
	if(dofade)clearTimeout(op_id);
	navtxt.style.visibility="hidden";
	}
	writeindiv('');
	ishover=false;
	}}
}

function incropacity(){
if(ieop<=100){
ieop+=30;
if(IE4 || IE5)navtxt.style.filter="alpha(opacity="+ieop+")";
if(NS6)navtxt.style.MozOpacity=ieop/100;
op_id=setTimeout('incropacity()', 50);
}}

function moveobj(evt){
if(isloaded && ishover){
margin=(IE4||IE5)? 1 : 23;
if(NS6)if(document.height+27-window.innerHeight<0)margin=15;
if(NS4)if(document.height-window.innerHeight<0)margin=10;
//mx=(NS4||NS6)? evt.pageX : (IE5||IE4)? event.clientX : 0;
//my=(NS4||NS6)? evt.pageY : (IE5||IE4)? event.clientY : 0;
}
}