/**************************************
Tooltips functions
***************************************/
/**
  Stronglky modified, onky works with DOM2 compatible browsers.
  	Ricardo Galli
  From http://ljouanneau.com/softs/javascript/tooltip.php
 */


// create the tooltip object
function tooltip(){}

// setup properties of tooltip object
tooltip.codigo="tooltip";
tooltip.main=null;
tooltip.offsetx = 10;
tooltip.offsety = 10;
tooltip.shoffsetx = 8;
tooltip.shoffsety = 8;
tooltip.x = 0;
tooltip.y = 0;
tooltip.tooltipShadow=null;
tooltip.tooltipText=null;
tooltip.title_saved='';
tooltip.saveonmouseover=null;
tooltip.timeout = null;
tooltip.active = false;

tooltip.cache = new JSOC();

tooltip.ie = (document.all)? true:false;		// check if ie
if(tooltip.ie) tooltip.ie5 = (navigator.userAgent.indexOf('MSIE 5')>0);
else tooltip.ie5 = false;
tooltip.dom2 = ((document.getElementById) && !(tooltip.ie5))? true:false; // check the W3C DOM level2 compliance. ie4, ie5, ns4 are not dom level2 compliance !! grrrr >:-(




/**
* Open ToolTip. The title attribute of the htmlelement is the text of the tooltip
* Call this method on the mouseover event on your htmlelement
* ex :  <div id="myHtmlElement" onmouseover="tooltip.show(this)"...></div>
*/

tooltip.show = function (event, text) {
      // we save text of title attribute to avoid the showing of tooltip generated by browser
	if (this.dom2  == false ) return false;
	if (this.tooltipShadow == null) {
		this.tooltipShadow = document.createElement("div");
		this.tooltipShadow.setAttribute("id", "tooltip-shadow");
		document.body.appendChild(tooltip.tooltipShadow);

		this.tooltipText = document.createElement("div");
		this.tooltipText.setAttribute("id", "tooltip-text");
		document.body.appendChild(this.tooltipText);
	}
	this.saveonmouseover=document.onmousemove;
	document.onmousemove = this.mouseMove;
	this.mouseMove(event); // This already moves the div to the right position
	this.setText(text);
	this.tooltipText.style.visibility ="visible";
	this.tooltipShadow.style.visibility ="visible";
	this.active = true;
	return false;
}


tooltip.setText = function (text) {
	tooltip.tooltipShadow.style.width = 0+"px";
	tooltip.tooltipShadow.style.height = 0+"px";
	this.tooltipText.innerHTML=text;
	setTimeout('tooltip.setShadow()', 1);
	return false;
}

tooltip.setShadow = function () {
	tooltip.tooltipShadow.style.width = tooltip.tooltipText.clientWidth+"px";
	tooltip.tooltipShadow.style.height = tooltip.tooltipText.clientHeight+"px";
}


/**
* hide tooltip
* call this method on the mouseout event of the html element
* ex : <div id="myHtmlElement" ... onmouseout="tooltip.hide(this)"></div>
*/
tooltip.hide = function (event) {
	if (this.dom2  == false) return false;
	document.onmousemove=this.saveonmouseover;
	this.saveonmouseover=null;
	if (this.tooltipShadow != null ) {
		this.tooltipText.style.visibility = "hidden";
		this.tooltipShadow.style.visibility = "hidden";
		this.tooltipText.innerHTML='';
	}
	this.active = false;
}



// Moves the tooltip element
tooltip.mouseMove = function (e) {
   // we don't use "this", but tooltip because this method is assign to an event of document
   // and so is dreferenced

	if (tooltip.ie) {
		tooltip.x = event.clientX;
		tooltip.y = event.clientY;
	} else {
		tooltip.x = e.pageX;
		tooltip.y = e.pageY;
	}
	tooltip.moveTo( tooltip.x +tooltip.offsetx , tooltip.y + tooltip.offsety);
}

// Move the tooltip element
tooltip.moveTo = function (xL,yL) {
	if (this.ie) {
		xL +=  document.documentElement.scrollLeft;
		yL +=  document.documentElement.scrollTop;
	}
	if (this.tooltipText.clientWidth > 0  && document.documentElement.clientWidth > 0 && xL > document.documentElement.clientWidth * 0.55) {
		xL = xL - this.tooltipText.clientWidth - 2*this.offsetx;
	}
	this.tooltipText.style.left = xL +"px";
	this.tooltipText.style.top = yL +"px";
	xLS = xL + this.shoffsetx;
	yLS = yL + this.shoffsety;
	this.tooltipShadow.style.left = xLS +"px";
	this.tooltipShadow.style.top = yLS +"px";
}


tooltip.clear = function (event) {
	if (this.timeout != null) {
		clearTimeout(this.timeout);
		this.timeout = null;
	}
	this.hide(event);
}

tooltip.ajax_delayed = function (event, script, codigo, codigo_id, maxcache) {
	maxcache = maxcache || 600000; // 10 minutes in cache
	if (this.active) return false;
	if ((object = this.cache.get(script+codigo+codigo_id)) != undefined) {
		tooltip.show(event, object[script+codigo+codigo_id]);
	} else {
		this.show(event, 'Cargando...'); // Translate this to your language: it's "loading..." ;-)
		this.timeout = setTimeout("tooltip.ajax_request('"+script+"', '"+codigo+"', '"+codigo_id+"', "+maxcache+")", 100);
	}
}

tooltip.ajax_request = function(script, codigo, codigo_id, maxcache) {
	var url = script+'?'+codigo+'='+codigo_id;
	tooltip.timeout = null;
	$.ajax({
		url: url,
		dataType: "html",
		success: function(html) {
			tooltip.cache.set(script+codigo+codigo_id, html, {'ttl':maxcache});
			tooltip.setText(html);
		}
	});
}