/*javascript for Bubble Tooltips by Alessandro Fulciniti
- http://pro.html.it - http://web-graphics.com */
function replace(string,text,by) {
// Replaces text with by in string
    var strLength = string.length, txtLength = text.length;
    if ((strLength == 0) || (txtLength == 0)) return string;

    var i = string.indexOf(text);
    if ((!i) && (text != string.substring(0,txtLength))) return string;
    if (i == -1) return string;

    var newstr = string.substring(0,i) + by;

    if (i+txtLength < strLength)
        newstr += replace(string.substring(i+txtLength,strLength),text,by);

    return newstr;
}

function enableTooltips(id){
var links,i,h;
if(!document.getElementById || !document.getElementsByTagName) return;
AddCss();
h=document.createElement("span");
h.id="btc";
h.setAttribute("id","btc");
h.style.position="absolute";
document.getElementsByTagName("body")[0].appendChild(h);
if(id==null) links=document.getElementsByTagName("a");
else links=document.getElementById(id).getElementsByTagName("a");
for(i=0;i<links.length;i++){
    Prepare(links[i]);
    }
}

function Prepare(el){

if ( ! el.getAttribute("title") ) return false;

var tooltip,t,b,s,l;
t=el.getAttribute("title");
if(t==null || t.length==0) t="link:";
el.removeAttribute("title");

el.href="javascript:detalle('concepto" + el.id + "', '" + el.href + "');";

tooltip=CreateEl("span","tooltip");
s=CreateEl("span","top");
s.id="tooltipbody";
s.setAttribute("id", "tooltipbody");
// s.appendChild(document.createTextNode(t));

//s.innerHTML = replace(replace(t,'{', '<'), '}', '>');
tooltip.appendChild(s);
//fr=CreateEl("iframe", "tooltip");
//fr.src=el.getAttribute("href");
//tooltip.appendChild(fr);
b=CreateEl("span","bottom");
// l=el.getAttribute("href");
// if(l.length>30) l=l.substr(0,27)+"...";
// b.appendChild(document.createTextNode(l));
// b.appendChild(document.createTextNode('(click en el concepto para fijar)'));
b.id = "tipbottom";
b.setAttribute("id", "tipbottom");
tooltip.appendChild(b);
setOpacity(tooltip);
el.tooltip=tooltip;
el.onmouseover=showTooltip;
el.onmouseout=hideTooltip;
el.onmousemove=Locate;
}

function showTooltip(e){
if (! mantenerTooltip) {

document.getElementById("btc").appendChild(this.tooltip);

var url = this.getAttribute('href');
url = url.substring(url.indexOf(", '")+3, url.lastIndexOf("');"));
var myAjax = new Ajax.Updater(
			'tooltipbody', 
			url, 
			{
				method: 'get', 
				parameters: '',
				evalScripts: true
			});
document.getElementById('tipbottom').innerHTML = '<em>click</em> en el concepto para fijar';
Locate(e);
}
}

function hideTooltip(e){
	if (! mantenerTooltip) {
		var d=document.getElementById("btc");

		if ( idTooltip != '' && document.getElementById(idTooltip) ) {
			document.getElementById(idTooltip).parentNode.parentNode.className='';
		}

		if(d && d.childNodes.length>0) d.removeChild(d.firstChild);

	}
	
}

function setOpacity(el){
el.style.filter="alpha(opacity:95)";
el.style.KHTMLOpacity="0.95";
el.style.MozOpacity="0.95";
el.style.opacity="0.95";
}

function CreateEl(t,c){
var x=document.createElement(t);
x.className=c;
x.style.display="block";
return(x);
}

function AddCss(){
var l=CreateEl("link");
l.setAttribute("type","text/css");
l.setAttribute("rel","stylesheet");
l.setAttribute("href","http://www.usolab.com/ajax/bt.css");
l.setAttribute("media","screen");
document.getElementsByTagName("head")[0].appendChild(l);
}

function Locate(e){
if (! mantenerTooltip) {

var posx=0,posy=0;
if(e==null) e=window.event;
if(e.pageX || e.pageY){
    posx=e.pageX; posy=e.pageY;
    }
else if(e.clientX || e.clientY){
    if(document.documentElement.scrollTop){
        posx=e.clientX+document.documentElement.scrollLeft;
        posy=e.clientY+document.documentElement.scrollTop;
        }
    else{
        posx=e.clientX+document.body.scrollLeft;
        posy=e.clientY+document.body.scrollTop;
        }
    }
document.getElementById("btc").style.top=(posy+05)+"px";
document.getElementById("btc").style.left=(posx-20)+"px";

}
}

function detalle(id, url) {
	mantenerTooltip = (! mantenerTooltip);

	if ( mantenerTooltip ) {
		document.getElementById(id).parentNode.parentNode.className='detallado';
		document.getElementById('tipbottom').innerHTML = '';
		document.getElementById('editarComentario').style.display = 'block';
		document.getElementById('cerrar').innerHTML = 
			'<a href="javascript:mantenerTooltip=false;hideTooltip(this);">cerrar X</a>&nbsp;';
	} else {
		hideTooltip(this);
	}

	idTooltip = id;

}