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function preloadImages() { 
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=preloadImages.arguments; for(i=0; i<a.length; i++)
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}

function MM_swapImgRestore() {
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}

function MM_findObj(n, d) {
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
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}

function MM_swapImage() {
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}


function checkSalesFormFields() {
missinginfo = "";
if (document.form.FirstName.value == "") {
missinginfo += "\n     -  First Name";
}
if (document.form.LastName.value == "") {
missinginfo += "\n     -  Last Name";
}
if (document.form.TelNumber.value == "") {
missinginfo += "\n     -  Daytime Phone";
}
if ((document.form.EmailAddress.value == "") || 
(document.form.EmailAddress.value.indexOf('@') == -1) || 
(document.form.EmailAddress.value.indexOf('.') == -1)) {
missinginfo += "\n     -  Email address";
}
if (document.form.MinPrice.value == "None"){
missinginfo += "\n     -  Minimum Price";
}
if (document.form.MaxPrice.value == "None"){
missinginfo += "\n     -  Maximum Price";
}
if (document.form.Areas.value == "None"){
missinginfo += "\n     -  Areas Desired";
}
if (missinginfo != "") {
missinginfo ="Please correctly fill in your:\n" +
missinginfo + "\n\nClick OK and re-submit the form.";
alert(missinginfo);
return false;
}
else return true;

}


function submitRentalForm() {
        var f = document.forms[0];
        if (f.firstname.value == "") {
                alert("Please enter your first name.");
                f.firstname.focus();
                return(false);
        }
        else if (f.lastname.value == "") {
                alert("Please enter your last name.");
                f.lastname.focus();
                return(false);
        }
        else if (f.phone.value == "") {
                alert("Please enter your phone number or 'none'.");
                f.phone.focus();
                return(false);
        }
			else if (f.email.value == "") {
                alert("Please enter your e-mail address.");
                f.email.focus();
                return(false);
        }
			else if (!isEmail(f.email.value)) {
                alert("Please enter a valid email address.");
                f.email.focus();
                return(false);
        }
}