/* menu topo */
function dropMenuTopo() {
   var menuContainer = document.getElementById('menuTopo');
   var parentLink = menuContainer.getElementsByTagName('li');
   for (i=0; parentLink[i]; i++) {
	   if (parentLink[i].className == 'parentLink') {	
			function dropAction(c) {
				var childBox = parentLink[c].getElementsByTagName('div');
		   		parentLink[c].onmouseover = function() { childBox[0].style.display='block';	}
		   		parentLink[c].onmouseout  = function() { childBox[0].style.display='none'; }
	    	}
	   		dropAction(i);
	   }  		   
   }
}

/* imgs nota */
function imgNota(param) {
	if (!param) param = '1';
	var box = document.getElementById('boxNota');
 	box.style.backgroundImage="url(/public/index/images/star-"+param+".jpg)";
}
function nota(param,id) {
 	var url = '/addnota/'+id+'/'+param;
 	var elReturn = 'reNota';
	var request = new Request.HTML({
		url: url,
		update: $(elReturn)
	}).post();
}

/* social media icons over */	 
function changeImgOver(el) {
	 var img = el.getElementsByTagName('img')[0];
	 img.src = img.src.replace('.png','_over.png');
}
function changeImgOut(el) {
	var img = el.getElementsByTagName('img')[0];
	img.src = img.src.replace('_over','');
}