// Tooltip Javascript
// for  "trial ", "premier"......  buttons



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 popUp(evt,oi) 
     { 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) + 20; 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";
			 }
		 }
	 }