function mostrarLayer(texto, top, left) {
			x = texto;
					
			if(document.getElementById){
				top = (document.all) ? top : top-3;
				
				document.getElementById("texto").innerHTML = x;
				document.getElementById("comentario").style.top = top;
				document.getElementById("comentario").style.left = left;
				if(document.getElementById("comentario").style.visibility == 'hidden') {
					document.getElementById("comentario").style.visibility = 'visible';
				} else {
					document.getElementById("comentario").style.visibility = 'hidden';
				}
				
			}
			
			if(document.all && !document.getElementById) {
				if(document.all("comentario").style.visibility == 'hidden') {
					document.all("comentario").style.visibility = 'visible';
				} else {
					document.all("comentario").style.visibility = 'hidden';
				}
				
				document.all.teste.innerHTML = x;
				document.all("comentario").style.top = top;
				document.all("comentario").style.left = left;
			}
			
			if(document.layers) {
				if(document.layers["comentario"].visibility == 'hide') {
					document.layers["comentario"].visibility = 'visible';
				} else {
					document.layers["comentario"].visibility = 'hide';
				}
				document.layers["comentario"].document.open();
				document.layers["texto"].document.write(x);
				document.layers["comentario"].document.close();
				document.layers["comentario"].top = top;
				document.layers["comentario"].left = left;
			}
		}