var states = new Array()
	 states["AK"] = ("AK")
	 states["AZ"] = ("AZ")
	 states["AR"] = ("AR")
	 states["CA"] = ("CA")
	 states["CO"] = ("CO")
	 states["CT"] = ("CT")
	 states["DE"] = ("DE")
	 states["DC"] = ("DC")
	 states["FL"] = ("FL")
	 states["GA"] = ("GA")
	 states["GU"] = ("GU")
	 states["HI"] = ("HI")
	 states["ID"] = ("ID")
	 states["IL"] = ("IL")
	 states["IN"] = ("IN")
	 states["IA"] = ("IA")
	 states["KS"] = ("KS")
	 states["KY"] = ("KY")
	 states["LA"] = ("LA")
	 states["ME"] = ("ME")
	 states["MD"] = ("MD")
	 states["MA"] = ("MA")
	 states["MI"] = ("MI")
	 states["MN"] = ("MN")
	 states["MS"] = ("MS")
	 states["MO"] = ("MO")
	 states["MT"] = ("MT")
	 states["NE"] = ("NE")
	 states["NV"] = ("NV")
	 states["NH"] = ("NH")
	 states["NJ"] = ("NJ")
	 states["NM"] = ("NM")
	 states["NY"] = ("NY")
	 states["NC"] = ("NC")
	 states["ND"] = ("ND")
	 states["OH"] = ("OH")
	 states["OK"] = ("OK")
	 states["OR"] = ("OR")
	 states["PA"] = ("PA")
	 states["RI"] = ("RI")
	 states["SC"] = ("SC")
	 states["SD"] = ("SD")
	 states["TN"] = ("TN")
	 states["TX"] = ("TX")
	 states["UT"] = ("UT")
	 states["VT"] = ("VT")
	 states["VA"] = ("VA")
	 states["WA"] = ("WA")
	 states["WV"] = ("WV")
	 states["WI"] = ("WI")
	 states["WY"] = ("WY")

	  function checkState(field) {
	  	var state = field.value.toUpperCase()
	  	if (state.length > 0 && states[state] == null) {
			alert('Please enter a valid State abbreviation.')
			select(field)
			return false
  		} else {
	  		field.value = state
	  		return true
  		}
		return null
	  } 
	  
	function select(field) {
	 	field.focus()
	 	field.select()
	 }