function Enviar() {
	ancho = screen.width/2-150;
	alto = screen.height/2-75;
	win = window.open('P_Cuestionario.php','cvw','toolbars=0,location=0,status=0,width=300,height=150,top='+alto+',left='+ancho+'');
	document.EnviarCuestionario.target='cvw';
	document.EnviarCuestionario.submit();
}


function Recomendar() {
	ancho = screen.width/2-150;
	alto = screen.height/2-75;
	window.open('P_Recomendar.php','rec','toolbars=0,location=0,status=0,width=300,height=150,top='+alto+',left='+ancho+'');
}

$(document).ready(function(){


$("#EnviarCuestionario").validate();


$(".rollover").hover(
 function() {
  curr = $(this).find("img").attr("src");
  overlen = curr.length;
  over = curr.substr(0, overlen-4);
  over = over+'-hover.jpg';
  $(this).find("img").attr({ src: over});
 },
 function() {
  $(this).find("img").attr({ src: curr});
 }
)

$(".rollover").find("img").each(function(i) {
  temp = this.src;
  prelen = temp.length;
  pre = temp.substr(0, prelen-4);
  pre = pre+'-hover.jpg';
  preload_image_object = new Image();
  preload_image_object.src = pre;
});


});