function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}


//if (document.images) {

//nav1_on = new Image();
//nav1_on.src = "i/nav1_on.jpg";

//nav1 = new Image();
//nav1.src = "i/nav1.jpg";

//inner_nav1_on = new Image();
//inner_nav1_on.src = "i/inner_nav1_on.gif";

//inner_nav1 = new Image();
//inner_nav1.src = "i/inner_nav1.gif";

//}



//function swapOn(imgName) {
//  if (document.images) {
//    document[imgName].src = eval(imgName + "_on.src");
//  }
//}

function swapOn(imgName,path) {
  document[imgName].src = eval("images/" + path);
}

function swapOff(imgName) {
  if (document.images) {
    document[imgName].src = eval(imgName + ".src");
  }
}



function popIt(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}


function validRequired(formField,fieldLabel) { 
    var result = true;	
    if (formField.value == "") {
	alert('Please enter a value for the "' + fieldLabel +'" field.');
	formField.focus();
	result = false;
    }	
    return result;
}

function validTime(dayField,timeField) { 
    var result = true;	

    if (dayField.selectedIndex == 6 && timeField.selectedIndex > 10) {
	alert('We close at 4pm on Saturday.  Please choose a time between 6am and 4pm. Thanks!');
	timeField.focus();
	result = false;
    }	
    return result;
}

function validateCake(theForm){
  if(!validRequired(theForm.name,"Name")){
     return false;
  }
  if(!validRequired(theForm.phone,"Phone Number")){
     return false;
  }
  if(!validTime(theForm.weekday,theForm.time)){
     return false;
  }
  return true;
}