// Extended Tooltip Javascript
// copyright 9th August 2002, 3rd July 2005
// by Stephen Chapman, Felgall Pty Ltd

// permission is granted to use this javascript provided that the below code is not altered
var DH = 0;
var an = 0;
var al = 0;
var ai = 0;

if (document.getElementById) {
    ai = 1; 
    DH = 1;
}
else {
    if (document.all) {
        al = 1; 
        DH = 1;
    } else { 
        browserVersion = parseInt(navigator.appVersion); 
        if ((navigator.appName.indexOf('Netscape') != -1) && (browserVersion == 4)) {
            an = 1; 
            DH = 1;
        }
    }
}

 
function fd(oi, wS) {
   if (ai) return wS ? document.getElementById(oi).style: document.getElementById(oi); 
   if (al) return wS ? document.all[oi].style: document.all[oi]; 
   if (an) return document.layers[oi];}

function pw() {return window.innerWidth != null? window.innerWidth: document.body.clientWidth != null? document.body.clientWidth:null;}

function mouseX(evt) {if (evt.pageX) return evt.pageX; else if (evt.clientX)return evt.clientX + (document.documentElement.scrollLeft ?  document.documentElement.scrollLeft : document.body.scrollLeft); else return null;}

function mouseY(evt) {if (evt.pageY) return evt.pageY; else if (evt.clientY)return evt.clientY + (document.documentElement.scrollTop ? document.documentElement.scrollTop : document.body.scrollTop); else return null;}

function popDown(){
	
	var obj=document.getElementById('divError');

	obj.style.visibility= "hidden"; 

}

function popUp(evt, textoError) {

	var oi='divError';
	var obj=document.getElementById(oi);
	
	obj.innerHTML="<B>"+textoError+"</B>";
	
	if (DH) {
		 var wp = pw(); 
		
		 ds = fd(oi,1); 
		 dm = fd(oi,0); 
		
		 st = ds.visibility; 
		
		 if (dm.offsetWidth) 
			ew = dm.offsetWidth; 
		 else if (dm.clip.width) 
			ew = dm.clip.width; 
	
		 if (st == "visible" || st == "show") { 
			ds.visibility = "hidden"; 
		 }else{
			tv = mouseY(evt) + 2; 
			lv = mouseX(evt) ;     //- (ew/4); 
			if (lv < 2) lv = 2; 
			else if (lv + ew > wp)  
			   lv -= ew/2; 
			if (!an){
			   lv += 'px';
			   tv += 'px';
			} 
			
			ds.left = lv; 
			ds.top = tv; 
			ds.visibility = "visible";
			
		 }
	}

}