function SetCookie()
{ with(document.CarSelector)
{ document.cookie = "ZipCookie=" + zipCode.value;}
}
function GetCookie(strValue)
{ var strSearch = strValue + "="
var strResponse = ""; if (document.cookie.length > 0)
{ offset = document.cookie.indexOf(strSearch)
if (offset != -1)
{ offset += strSearch.length
end = document.cookie.indexOf(";", offset); if (end == -1) end = document.cookie.length; strResponse = unescape(document.cookie.substring(offset, end))
}
}
return strResponse;}
function RestoreZipText(strInitialValue)
{ if (document.CarSelector.zipCode.value == "")
{ document.CarSelector.zipCode.value = (baseZip == "") ? strInitialValue : baseZip;}
}
function ClrZipTxt(strInitialValue)
{ if (document.CarSelector.zipCode.value == strInitialValue)
{ document.CarSelector.zipCode.value = "";}
}

function validateZIP(field) {
var valid = "0123456789-";
var hyphencount = 0;

if (field.length!=5) {
alert("Please enter your 5 digit zip code.");
return false;
}
for (var i=0; i < field.length; i++) {
temp = "" + field.substring(i, i+1);
if (temp == "-") hyphencount++;
if (valid.indexOf(temp) == "-1") {
alert("Invalid characters in your zip code.  Please try again.");
return false;
}
if ((hyphencount > 1) || ((field.length==10) && ""+field.charAt(5)!="-")) {
alert("The hyphen character should be used with a properly formatted 5 digit+four zip code, like '12345-6789'.   Please try again.");
return false;
   }
}
return true;
}

 function doClear(theText) 
{
     if (theText.value == theText.defaultValue)
 {
         theText.value = ""
     }
 }