function isNumberKey(evt)
      {
         var charCode = (evt.which) ? evt.which : event.keyCode
         if (charCode > 31 && (charCode < 48 || charCode > 57))
            return false;

         return true;

      }
function checkContactForm() {

if(document.form1.name.value=="") 
{
	alert('Please enter your name.');
	document.form1.name.focus();
	return false;
} 

if(document.form1.address1.value=="") 
{
	alert('Please enter your address.');
	document.form1.address1.focus();
	return false;
} 

if(document.form1.city.value=="") 
{
	alert('Please enter your city.');
	document.form1.city.focus();
	return false;
} 

if(document.form1.state.option=="") 
{
	alert('Please enter your state.');
	document.form1.state.focus();
	return false;
} 

if(document.form1.zip.value=="") 
{
	alert('Please enter your zip code.');
	document.form1.zip.focus();
	return false;
} 

if(document.form1.phone.value=="") 
{
	alert('Please enter your phone number.');
	document.form1.phone.focus();
	return false;
} 

if(document.form1.email.length==0 || document.form1.email.value.indexOf("@")==-1 ||  document.form1.email.value.indexOf(" ")>=0 || document.form1.email.value.indexOf(",")>=0  || document.form1.email.value.indexOf(".")==-1 )
{
	alert("Please enter a valid email.");
	document.getElementById('emailDiv').style.display='block';	
	document.form1.email.focus();
	document.form1.email.select();
	return false;
} 
}