var texts=new Array();

function addText(id, name, date, text)
{
	texts[id]="<b>" + name + "</b> o " + date + "<br/>" + text;
}

function show(a, id)
{
	imgPos=getPosition(a);
	var d=document.createElement('div');
	d.style.position="absolute";
	d.style.zIndex="5000";
	d.style.padding="5px";
	d.style.border="1px solid #000000";
	d.style.backgroundColor="#FFFFFF";
	d.innerHTML=texts[id];
	d.style.top=imgPos.y+40+"px";
	d.style.left=imgPos.x-250+"px";
	d.id="cPreview";
	a.onmouseout=function() { document.body.removeChild(document.getElementById('cPreview')); this.onmouseout=function() { } }
	document.body.appendChild(d);
}

function getPosition(e)
{
        var left=0;
        var top=0;
        do
        {
        	left+=e.offsetLeft;
        	top+=e.offsetTop;
        } while (e=e.offsetParent)

        return {x:left, y:top};
}