/**
 * PRELOAD GRAPHICS FOR MENU
**/

var Location = 'graphics/';
var Pics = new Array("contactus-over.jpg","about-over.jpg","womens-over.jpg","mens-over.jpg","bio-over.jpg","testimonials-over.jpg"); 
var preLoad = new Array();
for (var i = 0; i < Pics.length; i++){
  preLoad[i] = new Image();
  preLoad[i].src = Location + Pics[i];
}

/**
 * VALIDATE CONTACT FORM
**/

function validate(f) {
  if (f.realname.value.length < 1) {
    alert('Please provide your name');
    f.realname.focus();
    return false;
  }
  if ( (f.phone.value.length < 1) && (f.email.value.length < 1) ) {
    alert('Please provide either a phone or email, so we have some way to get ahold of you');
    f.phone.focus();
    return false;
  }
  if (f.email.value.length > 0) {
    var em = f.email.value;
    var filter = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
    if (!filter.test(em)) {
      alert(em+' is not a valid email address');
      f.email.focus();
      return false;
    }
  }
  return true;
}