var imgNormal = new Image();
imgNormal.src = './img/bullet_img.gif';

var imgOver = new Image();
imgOver.src = './img/bullet_img_over.gif';

var imgSel = new Image();
imgSel.src = './img/bullet_img_sel.gif';

function esperSobre(elem)
{
	if (elem.src.indexOf("bullet_img_sel.gif")<0)
		elem.src='./img/bullet_img_over.gif';

}

function esNormal(elem)
{	
	if (elem.src.indexOf("bullet_img_sel.gif")<0)
		elem.src='./img/bullet_img.gif';

}

function esAquest(elem, quin,quants,prefixFoto,ww,hh)
{
	for (i=0;i<quants;i++)
	{	if (i!=quin)
		{
			$('botoImg_'+i).src='./img/bullet_img.gif';
		}
	}
	elem.src='./img/bullet_img_sel.gif';
	
	var nomFoto='./fotos/'+prefixFoto+quin+'.jpg';
	var strHtml='<img width=\"'+ww+' px\" height=\"'+hh+' px\" src=\"'+nomFoto+'\" class=\"bordeImg\" alt=\"\"/><br/><span>';
	strHtml+=$('txtImg_'+quin).innerHTML;
	strHtml+="</span>";
	
	var fotoSel = new Image();
	fotoSel.src = nomFoto;
	
	$('contenidorFoto').innerHTML=strHtml;
}