window.onload = function(){

function agregar( oNuevo , enDonde ){
	if(enDonde == undefined){
		enDonde = document.body;
	}
	enDonde.appendChild( oNuevo );
}
function eliminar( o ){
	o.parentNode.removeChild( o );
}







	var div = document.getElementById('galeria');
	
	var img= window.document.images;
	for( var i = 0; i < img.length ; i++){
		img[i].onclick = ventanita;
			
	}
	function ventanita(){	
				var divOtro= document.createElement('div')
				divOtro.id =('modal')
				var conte= document.getElementById('contenedor')
				conte.appendChild(divOtro)
				
				
				var ancho=conte.offsetWidth;
				var alto=conte.offsetHeight;
				v1 =(screen.width - ancho)/ 2;
				v2 =(screen.height - alto)/ 2;
				
				
				var nuevaFoto = document.createElement('img');
				nuevaFoto.src = this.src;
				agregar(nuevaFoto,divOtro);
	
//fin onoload
divOtro.onclick = nuevaFoto.onclick = function(){
				this.parentNode.removeChild(this);

}

}
}