function zip_form(frm)
{
	if(frm.zipcode.value==''||frm.zipcode.value=='Zip Code')
	{
		alert('Enter US zip to search!');
		frm.zipcode.focus();
		return false;
	}
	if(frm.zipcode.value.length!=5||isNaN(frm.zipcode.value))
	{
		alert('Enter valid zip to search!');
		frm.zipcode.focus();
		return false;
	}
}
function zip_form_add(frm)
{
	if((frm.city.value==''&&frm.state.value==''&&frm.address.value=='')||(frm.city.value=='City'&&frm.state.value=='State'&&frm.address.value=='Address'))
	{
		alert('Enter any address, city or state to search!');
		frm.address.focus();
		return false;
	}
}
function field_blank(frm,val)
{
	if(frm.value==val)
	{
		frm.value='';
	}
}
function field_fill(frm,val)
{
	if(frm.value=='')
	{
	frm.value=val;
	}
}