// JavaScript Document
function ValidateForm(theForm)
		{
			var frm = document.forms["SearchEntry"];
			if(frm.postalCode.value == "")
		 	{
				alert('You must enter a value for the ZipCode/Postal Code');
				return false;
		 	}
		 	
		return true;
		}	

function changeCountrybyZip()
 {
                  var valid = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz ";
                  var frm = document.forms["SearchEntry"];
                  var zip = frm.postalCode.value;                
                  var len = zip.length;
                  var temp;
                  var isLetter = false;

                  for (var j=0; j<len; j++) {
                   temp = "" + zip.substring(j, j+1);
                   if (valid.indexOf(temp) != "-1")
                   {
                        isLetter = true;
                        if(isLetter) 
                        break
                   }
                  }     

                  if(!isLetter){ frm.country.value = "US"; }
                  if(isLetter) { frm.country.value = "CA"; }                  
            }