function convert_state_to_abbreviation($state_name) {
		switch ($state_name) {
			case "Alabama":
				return "AL";
				break;
			case "Alaska":
				return "AK";
				break;
			case "Arizona":
				return "AZ";
				break;
			case "Arkansas":
				return "AR";
				break;
			case "California":
				return "CA";
				break;
			case "Colorado":
				return "CO";
				break;
			case "Connecticut":
				return "CT";
				break;
			case "Delaware":
				return "DE";
				break;
			case "Florida":
				return "FL";
				break;
			case "Georgia":
				return "GA";
				break;
			case "Hawaii":
				return "HI";
				break;
			case "Idaho":
				return "ID";
				break;
			case "Illinois":
				return "IL";
				break;
			case "Indiana":
				return "IN";
				break;
			case "Iowa":
				return "IA";
				break;
			case "Kansas":
				return "KS";
				break;
			case "Kentucky":
				return "KY";
				break;
			case "Louisana":
				return "LA";
				break;
			case "Maine":
				return "ME";
				break;
			case "Maryland":
				return "MD";
				break;
			case "Massachusetts":
				return "MA";
				break;
			case "Michigan":
				return "MI";
				break;
			case "Minnesota":
				return "MN";
				break;
			case "Mississippi":
				return "MS";
				break;
			case "Missouri":
				return "MO";
				break;
			case "Montana":
				return "MT";
				break;
			case "Nebraska":
				return "NE";
				break;
			case "Nevada":
				return "NV";
				break;
			case "New Hampshire":
				return "NH";
				break;
			case "New Jersey":
				return "NJ";
				break;
			case "New Mexico":
				return "NM";
				break;
			case "New York":
				return "NY";
				break;
			case "North Carolina":
				return "NC";
				break;
			case "North Dakota":
				return "ND";
				break;
			case "Ohio":
				return "OH";
				break;
			case "Oklahoma":
				return "OK";
				break;
			case "Oregon":
				return "OR";
				break;
			case "Pennsylvania":
				return "PA";
				break;
			case "Rhode Island":
				return "RI";
				break;
			case "South Carolina":
				return "SC";
				break;
			case "South Dakota":
				return "SD";
				break;
			case "Tennessee":
				return "TN";
				break;
			case "Texas":
				return "TX";
				break;
			case "Utah":
				return "UT";
				break;
			case "Vermont":
				return "VT";
				break;
			case "Virginia":
				return "VA";
				break;
			case "Washington":
				return "WA";
				break;
			case "Washington D.C.":
				return "DC";
				break;
			case "West Virginia":
				return "WV";
				break;
			case "Wisconsin":
				return "WI";
				break;
			case "Wyoming":
				return "WY";
				break;
			case "Alberta":
				return "AB";
				break;
			case "British Columbia":
				return "BC";
				break;
			case "Manitoba":
				return "MB";
				break;
			case "New Brunswick":
				return "NB";
				break;
			case "Newfoundland & Labrador":
				return "NL";
				break;
			case "Northwest Territories":
				return "NT";
				break;
			case "Nova Scotia":
				return "NS";
				break;
			case "Nunavut":
				return "NU";
				break;
			case "Ontario":
				return "ON";
				break;
			case "Prince Edward Island":
				return "PE";
				break;
			case "Quebec":
				return "QC";
				break;
			case "Saskatchewan":
				return "SK";
				break;
			case "Yukon Territory":
				return "YT";
				break;
			default:
				return $state_name;
		}
	}

Convert state name to abbreviation

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